Product Details | CHECK VALVE

4820-00-397-9530 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: 11115177031, 1111-517703-1 , 316000, 3419001, 34-1900-1, 6956201, 695620-1, 8C111, 4820-00-397-9530, 00-397-9530, 4820003979530, 003979530

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 12 APR 1974 00-397-9530

Drawings & Photos | NSN 4820-00-397-9530


Demand History | NSN 4820-00-397-9530

Part Number Request Date QTY Origin
1111-517703-1 2026-01-08 49 DIBBS
316000 2026-01-08 49 DIBBS
695620-1 2026-01-08 49 DIBBS
8C111 2026-01-08 49 DIBBS
1111-517703-1 2025-11-308 305 DIBBS
316000 2025-11-308 305 DIBBS
695620-1 2025-11-308 305 DIBBS
8C111 2025-11-308 305 DIBBS
1111-517703-1 2025-10-282 239 DIBBS
316000 2025-10-282 239 DIBBS
695620-1 2025-10-282 239 DIBBS
8C111 2025-10-282 239 DIBBS
1111-517703-1 2025-08-219 23 DIBBS
316000 2025-08-219 23 DIBBS
695620-1 2025-08-219 23 DIBBS
8C111 2025-08-219 23 DIBBS
4820-00-397-9530 2024-10-291 1 United States
1111-517703-1 2024-08-228 56 DIBBS
316000 2024-08-228 56 DIBBS
695620-1 2024-08-228 56 DIBBS
8C111 2024-08-228 56 DIBBS
1111-517703-1 2024-05-143 69 DIBBS
316000 2024-05-143 69 DIBBS
695620-1 2024-05-143 69 DIBBS
8C111 2024-05-143 69 DIBBS
1111-517703-1 2024-02-57 9 DIBBS
316000 2024-02-57 9 DIBBS
695620-1 2024-02-57 9 DIBBS
8C111 2024-02-57 9 DIBBS
4820-00-397-9530 2024-02-47 70 US
1111-517703-1 2024-02-46 9 DIBBS
316000 2024-02-46 9 DIBBS
695620-1 2024-02-46 9 DIBBS
8C111 2024-02-46 9 DIBBS
1111-517703-1 2024-02-32 60 DIBBS
1111-517703-1 2024-02-32 113 DIBBS
316000 2024-02-32 60 DIBBS
316000 2024-02-32 113 DIBBS
695620-1 2024-02-32 60 DIBBS
695620-1 2024-02-32 113 DIBBS
8C111 2024-02-32 60 DIBBS
8C111 2024-02-32 113 DIBBS
1111-517703-1 2024-01-22 69 DIBBS
316000 2024-01-22 69 DIBBS
695620-1 2024-01-22 69 DIBBS
8C111 2024-01-22 69 DIBBS
1111-517703-1 2024-01-21 60 DIBBS
316000 2024-01-21 60 DIBBS
695620-1 2024-01-21 60 DIBBS
8C111 2024-01-21 60 DIBBS
1111-517703-1 2024-01-11 69 DIBBS
316000 2024-01-11 69 DIBBS
695620-1 2024-01-11 69 DIBBS
8C111 2024-01-11 69 DIBBS
1111-517703-1 2023-08-233 60 DIBBS
316000 2023-08-233 60 DIBBS
695620-1 2023-08-233 60 DIBBS
8C111 2023-08-233 60 DIBBS
1111-517703-1 2023-08-222 60 DIBBS
316000 2023-08-222 60 DIBBS
695620-1 2023-08-222 60 DIBBS
8C111 2023-08-222 60 DIBBS
1111-517703-1 2023-08-220 24 DIBBS
316000 2023-08-220 24 DIBBS
695620-1 2023-08-220 24 DIBBS
8C111 2023-08-220 24 DIBBS
1111-517703-1 2023-07-207 24 DIBBS
316000 2023-07-207 24 DIBBS
695620-1 2023-07-207 24 DIBBS
8C111 2023-07-207 24 DIBBS
1111-517703-1 2023-07-205 17 DIBBS
316000 2023-07-205 17 DIBBS
695620-1 2023-07-205 17 DIBBS
8C111 2023-07-205 17 DIBBS
1111-517703-1 2023-07-193 17 DIBBS
316000 2023-07-193 17 DIBBS
695620-1 2023-07-193 17 DIBBS
8C111 2023-07-193 17 DIBBS
1111-517703-1 2023-06-176 10 DIBBS
316000 2023-06-176 10 DIBBS
695620-1 2023-06-176 10 DIBBS
8C111 2023-06-176 10 DIBBS
1111-517703-1 2023-06-173 10 DIBBS
316000 2023-06-173 10 DIBBS
695620-1 2023-06-173 10 DIBBS
8C111 2023-06-173 10 DIBBS
1111-517703-1 2023-06-160 16 DIBBS
316000 2023-06-160 16 DIBBS
695620-1 2023-06-160 16 DIBBS
8C111 2023-06-160 16 DIBBS
1111-517703-1 2023-05-149 16 DIBBS
316000 2023-05-149 16 DIBBS
695620-1 2023-05-149 16 DIBBS
8C111 2023-05-149 16 DIBBS
1111-517703-1 2023-05-145 29 DIBBS
316000 2023-05-145 29 DIBBS
695620-1 2023-05-145 29 DIBBS
8C111 2023-05-145 29 DIBBS
1111-517703-1 2023-05-134 29 DIBBS
316000 2023-05-134 29 DIBBS
695620-1 2023-05-134 29 DIBBS
8C111 2023-05-134 29 DIBBS
1111-517703-1 2023-05-128 60 DIBBS
316000 2023-05-128 60 DIBBS
695620-1 2023-05-128 60 DIBBS
8C111 2023-05-128 60 DIBBS
1111-517703-1 2023-04-117 60 DIBBS
316000 2023-04-117 60 DIBBS
695620-1 2023-04-117 60 DIBBS
8C111 2023-04-117 60 DIBBS
1111-517703-1 2023-04-106 60 DIBBS
316000 2023-04-106 60 DIBBS
695620-1 2023-04-106 60 DIBBS
8C111 2023-04-106 60 DIBBS
1111-517703-1 2023-03-82 10 DIBBS
316000 2023-03-82 10 DIBBS
695620-1 2023-03-82 10 DIBBS
8C111 2023-03-82 10 DIBBS
1111-517703-1 2023-03-68 91 DIBBS
316000 2023-03-68 91 DIBBS
695620-1 2023-03-68 91 DIBBS
8C111 2023-03-68 91 DIBBS
1111-517703-1 2022-10-285 33 DIBBS
316000 2022-10-285 33 DIBBS
695620-1 2022-10-285 33 DIBBS
8C111 2022-10-285 33 DIBBS
1111-517703-1 2022-09-254 29 DIBBS
316000 2022-09-254 29 DIBBS
695620-1 2022-09-254 29 DIBBS
8C111 2022-09-254 29 DIBBS
1111-517703-1 2022-04-104 25 DIBBS
316000 2022-04-104 25 DIBBS
695620-1 2022-04-104 25 DIBBS
8C111 2022-04-104 25 DIBBS
1111-517703-1 2022-03-76 41 DIBBS
316000 2022-03-76 41 DIBBS
695620-1 2022-03-76 41 DIBBS
8C111 2022-03-76 41 DIBBS
1111-517703-1 2022-01-06 272 DIBBS
316000 2022-01-06 272 DIBBS
695620-1 2022-01-06 272 DIBBS
8C111 2022-01-06 272 DIBBS
1111-517703-1 2021-12-360 272 DIBBS
316000 2021-12-360 272 DIBBS
695620-1 2021-12-360 272 DIBBS
8C111 2021-12-360 272 DIBBS
1111-517703-1 2021-12-346 277 DIBBS
316000 2021-12-346 277 DIBBS
695620-1 2021-12-346 277 DIBBS
8C111 2021-12-346 277 DIBBS
1111-517703-1 2021-10-286 40 DIBBS
316000 2021-10-286 40 DIBBS
695620-1 2021-10-286 40 DIBBS
8C111 2021-10-286 40 DIBBS
1111-517703-1 2021-09-260 51 DIBBS
316000 2021-09-260 51 DIBBS
695620-1 2021-09-260 51 DIBBS
8C111 2021-09-260 51 DIBBS
1111-517703-1 2021-09-249 51 DIBBS
316000 2021-09-249 51 DIBBS
695620-1 2021-09-249 51 DIBBS
8C111 2021-09-249 51 DIBBS
1111-517703-1 2021-08-235 22 DIBBS
316000 2021-08-235 22 DIBBS
695620-1 2021-08-235 22 DIBBS
8C111 2021-08-235 22 DIBBS
1111-517703-1 2021-08-230 10 DIBBS
316000 2021-08-230 10 DIBBS
695620-1 2021-08-230 10 DIBBS
8C111 2021-08-230 10 DIBBS
1111-517703-1 2021-08-216 16 DIBBS
316000 2021-08-216 16 DIBBS
695620-1 2021-08-216 16 DIBBS
8C111 2021-08-216 16 DIBBS
1111-517703-1 2021-07-210 29 DIBBS
316000 2021-07-210 29 DIBBS
695620-1 2021-07-210 29 DIBBS
8C111 2021-07-210 29 DIBBS
1111-517703-1 2021-07-199 29 DIBBS
316000 2021-07-199 29 DIBBS
695620-1 2021-07-199 29 DIBBS
8C111 2021-07-199 29 DIBBS
1111-517703-1 2021-07-193 59 DIBBS
316000 2021-07-193 59 DIBBS
695620-1 2021-07-193 59 DIBBS
8C111 2021-07-193 59 DIBBS
1111-517703-1 2021-07-182 59 DIBBS
316000 2021-07-182 59 DIBBS
695620-1 2021-07-182 59 DIBBS
8C111 2021-07-182 59 DIBBS
1111-517703-1 2021-06-166 41 DIBBS
316000 2021-06-166 41 DIBBS
695620-1 2021-06-166 41 DIBBS
8C111 2021-06-166 41 DIBBS
1111-517703-1 2021-05-140 21 DIBBS
316000 2021-05-140 21 DIBBS
695620-1 2021-05-140 21 DIBBS
8C111 2021-05-140 21 DIBBS
1111-517703-1 2021-01-28 4 DIBBS
316000 2021-01-28 4 DIBBS
695620-1 2021-01-28 4 DIBBS
8C111 2021-01-28 4 DIBBS
1111-517703-1 2020-11-309 41 DIBBS
316000 2020-11-309 41 DIBBS
695620-1 2020-11-309 41 DIBBS
8C111 2020-11-309 41 DIBBS
1111-517703-1 2020-10-293 396 DIBBS
316000 2020-10-293 396 DIBBS
695620-1 2020-10-293 396 DIBBS
8C111 2020-10-293 396 DIBBS
1111-517703-1 2020-10-282 396 DIBBS
316000 2020-10-282 396 DIBBS
695620-1 2020-10-282 396 DIBBS
8C111 2020-10-282 396 DIBBS
1111-517703-1 2020-09-272 11 DIBBS
316000 2020-09-272 11 DIBBS
695620-1 2020-09-272 11 DIBBS
8C111 2020-09-272 11 DIBBS
1111-517703-1 2020-09-271 52 DIBBS
316000 2020-09-271 52 DIBBS
695620-1 2020-09-271 52 DIBBS
8C111 2020-09-271 52 DIBBS
1111-517703-1 2020-09-254 52 DIBBS
1111-517703-1 2020-09-254 7 DIBBS
316000 2020-09-254 52 DIBBS
316000 2020-09-254 7 DIBBS
695620-1 2020-09-254 52 DIBBS
695620-1 2020-09-254 7 DIBBS
8C111 2020-09-254 52 DIBBS
8C111 2020-09-254 7 DIBBS
4820-00-397-9530 2020-07-208 1 AE
4820-00-397-9530 2020-07-207 1 AE
1111-517703-1 2020-06-181 151 DIBBS
316000 2020-06-181 151 DIBBS
695620-1 2020-06-181 151 DIBBS
8C111 2020-06-181 151 DIBBS
1111-517703-1 2020-06-170 151 DIBBS
316000 2020-06-170 151 DIBBS
695620-1 2020-06-170 151 DIBBS
8C111 2020-06-170 151 DIBBS
1111-517703-1 2019-12-346 57 DIBBS
316000 2019-12-346 57 DIBBS
695620-1 2019-12-346 57 DIBBS
8C111 2019-12-346 57 DIBBS
1111-517703-1 2019-12-335 57 DIBBS
316000 2019-12-335 57 DIBBS
695620-1 2019-12-335 57 DIBBS
8C111 2019-12-335 57 DIBBS
1111-517703-1 2019-08-218 39 DIBBS
1111-517703-1 2019-08-218 17 DIBBS
316000 2019-08-218 39 DIBBS
316000 2019-08-218 17 DIBBS
695620-1 2019-08-218 39 DIBBS
695620-1 2019-08-218 17 DIBBS
8C111 2019-08-218 39 DIBBS
8C111 2019-08-218 17 DIBBS
4820-00-397-9530 2018-06-172 1 Canada
4820-00-397-9530 2016-08-222 94 DIBBS
4820-00-397-9530 2016-06-181 36 DIBBS
4820-00-397-9530 2016-06-153 45 DIBBS
4820-00-397-9530 2016-05-129 55 DIBBS
4820-00-397-9530 2016-04-118 1 DIBBS-RFPs
4820-00-397-9530 2016-04-95 98 DIBBS
4820-00-397-9530 2016-03-76 39 DIBBS
4820-00-397-9530 2016-02-59 60 DIBBS
8C111 2016-02-46 10 United States
4820-00-397-9530 2015-12-364 44 DIBBS
4820-00-397-9530 2015-12-337 46 DIBBS
4820-00-397-9530 2015-10-301 55 DIBBS
4820-00-397-9530 2015-10-274 9 United States
4820-00-397-9530 2015-07-197 37 DIBBS
4820-00-397-9530 2015-04-112 68 DIBBS
4820-00-397-9530 2014-11-321 61 DIBBS
4820-00-397-9530 2014-11-308 61 DIBBS
4820-00-397-9530 2014-09-255 4 US
4820-00-397-9530 2014-02-56 1 DIBBS-RFPs
4820-00-397-9530 2013-12-354 1 DIBBS-RFPs
4820-00-397-9530 2013-07-186 76 DIBBS
4820-00-397-9530 2013-06-171 76 DIBBS
4820-00-397-9530 2013-06-156 76 DIBBS
4820-00-397-9530 2013-02-58 82 DIBBS
4820-00-397-9530 2012-11-310 161 DIBBS
4820-00-397-9530 2012-09-272 74 DIBBS
4820-00-397-9530 2012-08-230 87 DIBBS
4820-00-397-9530 2012-04-101 82 DIBBS
4820-00-397-9530 2011-12-339 67 DIBBS
4820-00-397-9530 2011-10-301 63 DIBBS
4820-00-397-9530 2011-10-285 34 DIBBS
4820-00-397-9530 2011-08-213 76 DIBBS
4820-00-397-9530 2011-07-189 19 DIBBS
4820-00-397-9530 2011-06-155 49 DIBBS
4820-00-397-9530 2009-05-132 9 DIBBS
4820-00-397-9530 2009-01-28 178 DIBBS
4820-00-397-9530 2008-12-358 119 DIBBS
4820-00-397-9530 2008-10-295 200 DIBBS
11115177031 2007-07-183 4 United States

Cross Reference | NSN 4820-00-397-9530

Part Number Cage Code Manufacturer
1111-517703-1 92003 PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS
316000 96124 TRANSDIGM INC DBA AEROCONTROLEX
34-1900-1 96736 SWEENEY ENGINEERING CORP
695620-1 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
8C111 82829 ALLEN AIRCRAFT PRODUCTS INC

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Technical Data | NSN 4820-00-397-9530

Characteristic Specifications
MATERIAL ALUMINUM OVERALL
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR E3 CROSS
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED EXTERNAL TUBE 2ND END
CONNECTION STYLE B42 FLARED 1ST END B42 FLARED 2ND END
SEAT ANGLE 37.0 DEGREES 1ST END 37.0 DEGREES 2ND END
THREAD SERIES DESIGNATOR UNF 1ST END UNF 2ND END
NOMINAL THREAD SIZE 0.375 INCHES 1ST END 0.375 INCHES 2ND END
THREAD CLASS 2A 1ST END 2A 2ND END
THREAD DIRECTION RIGHT-HAND 1ST END RIGHT-HAND 2ND END
MOUNTING POSITION HORIZONTAL OR VERTICAL
DISK LOADING METHOD SPRING

Restrictions/Controls & Freight Information | NSN 4820-00-397-9530

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 594 unknown
Originating Activity Code ZB Belgium
ZC
ZD
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-00-397-9530

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each