Product Details | VALVE SEAT

4820-01-168-5146 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 229661, 4820-01-168-5146, 01-168-5146, 4820011685146, 011685146

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 20 DEC 1983 01-168-5146

Demand History | NSN 4820-01-168-5146

Part Number Request Date QTY Origin
01215146 2025-10-287 28 DIBBS
21003000 2025-10-287 28 DIBBS
229661 2025-10-287 28 DIBBS
01215146 2025-04-100 88 DIBBS
21003000 2025-04-100 88 DIBBS
229661 2025-04-100 88 DIBBS
01215146 2024-08-221 30 DIBBS
21003000 2024-08-221 30 DIBBS
229661 2024-08-221 30 DIBBS
01215146 2024-01-09 147 DIBBS
21003000 2024-01-09 147 DIBBS
229661 2024-01-09 147 DIBBS
01215146 2024-01-01 44 DIBBS
21003000 2024-01-01 44 DIBBS
229661 2024-01-01 44 DIBBS
01215146 2023-09-257 32 DIBBS
21003000 2023-09-257 32 DIBBS
229661 2023-09-257 32 DIBBS
01215146 2023-08-222 39 DIBBS
21003000 2023-08-222 39 DIBBS
229661 2023-08-222 39 DIBBS
01215146 2023-04-96 68 DIBBS
21003000 2023-04-96 68 DIBBS
229661 2023-04-96 68 DIBBS
01215146 2022-12-346 40 DIBBS
21003000 2022-12-346 40 DIBBS
229661 2022-12-346 40 DIBBS
01215146 2022-10-279 47 DIBBS
21003000 2022-10-279 47 DIBBS
229661 2022-10-279 47 DIBBS
01215146 2022-08-236 58 DIBBS
21003000 2022-08-236 58 DIBBS
229661 2022-08-236 58 DIBBS
01215146 2022-07-209 58 DIBBS
21003000 2022-07-209 58 DIBBS
229661 2022-07-209 58 DIBBS
01215146 2022-06-153 78 DIBBS
21003000 2022-06-153 78 DIBBS
229661 2022-06-153 78 DIBBS
01215146 2022-03-80 81 DIBBS
21003000 2022-03-80 81 DIBBS
229661 2022-03-80 81 DIBBS
01215146 2022-03-69 17 DIBBS
21003000 2022-03-69 17 DIBBS
229661 2022-03-69 17 DIBBS
01215146 2022-01-27 18 DIBBS
21003000 2022-01-27 18 DIBBS
229661 2022-01-27 18 DIBBS
01215146 2022-01-13 14 DIBBS
21003000 2022-01-13 14 DIBBS
229661 2022-01-13 14 DIBBS
01215146 2021-12-350 16 DIBBS
21003000 2021-12-350 16 DIBBS
229661 2021-12-350 16 DIBBS
01215146 2021-11-322 15 DIBBS
21003000 2021-11-322 15 DIBBS
229661 2021-11-322 15 DIBBS
01215146 2021-10-280 16 DIBBS
21003000 2021-10-280 16 DIBBS
229661 2021-10-280 16 DIBBS
229661 2021-05-125 53 DIBBS
229661 2020-10-282 99 DIBBS
229661 2020-09-268 37 DIBBS
229661 2020-06-155 266 DIBBS
229661 2019-08-241 124 DIBBS
229661 2019-07-196 60 DIBBS
229661 2019-07-185 60 DIBBS
229661 2019-05-126 22 DIBBS
229661 2019-04-115 22 DIBBS
229661 2019-03-73 11 DIBBS
229661 2019-01-31 16 DIBBS
229661 2019-01-10 9 DIBBS
4820-01-168-5146 2018-08-214 14 DIBBS
4820-01-168-5146 2018-07-210 5 DIBBS
4820-01-168-5146 2018-07-191 3 DIBBS
4820-01-168-5146 2018-06-179 6 DIBBS
4820-01-168-5146 2018-06-165 4 DIBBS
4820-01-168-5146 2018-06-154 4 DIBBS
4820-01-168-5146 2018-05-130 3 DIBBS
4820-01-168-5146 2018-03-67 5 DIBBS
4820-01-168-5146 2017-10-299 4 DIBBS
4820-01-168-5146 2016-11-308 4 DIBBS
4820-01-168-5146 2016-08-227 3 DIBBS

Cross Reference | NSN 4820-01-168-5146

Part Number Cage Code Manufacturer
229661 79318 MEGGITT (NORTH HOLLYWOOD), INC.

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Technical Data | NSN 4820-01-168-5146

Characteristic Specifications
SPECIAL FEATURES SEAT,INLET
III END ITEM IDENTIFICATION U/O VALVE ASSY FSCM 79318 PN 420954,E/I KC135R ACFT
III FSC APPLICATION DATA MISCELLANEOUS ENGINE ACCESSORIES,AIRCRAFT
MANUFACTURERS CODE 79318
DESIGN CONTROL REFERENCE 229661

Restrictions/Controls & Freight Information | NSN 4820-01-168-5146

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 SX Oklahoma City Air Logistics Center
Tinker AFB, OK 73145-3043
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 4820-01-168-5146

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 CodeYQSX:"ENGINE ACCESSORIES, AIRCRAFT"
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