Product Details | FLEXIBLE TUBE COUPLING ASSEMBLY

4730-01-174-3858 A multipiece gasket sealed item specifically designed for joining plain end ferruled tubing or beaded end tubing that will accommodate angular misalignment, axial motion and permits expansion and contraction of the tubing. It may be disconnected for seal replacement without disturbing the rest of the line. The seals are not normally furnished with the item. For rigid type items see COUPLING, TUBE; and UNION, TUBE.

Part Alternates: C7551, C755118, C7551-1-8, C7551B18, C7551B1-8, HS47248DE, HS4724-8DE , W9018DE, W901-8DE, W901A8DE, W901J8DE, W9918DE, W991-8DE, 14J0208A, 14J02-08A, 14J028A, 14J02-8A, 4730-01-174-3858, 01-174-3858, 4730011743858, 011743858

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG) NSN Assign. NIIN
47 16 MAR 1984 01-174-3858

Drawings & Photos | NSN 4730-01-174-3858


Demand History | NSN 4730-01-174-3858

Part Number Request Date QTY Origin
14J02-8A 2025-12-335 93 DIBBS
C7551B1-8 2025-12-335 93 DIBBS
HS4724-8DE 2025-12-335 93 DIBBS
W991-8DE 2025-12-335 93 DIBBS
14J02-8A 2025-11-324 93 DIBBS
C7551B1-8 2025-11-324 93 DIBBS
HS4724-8DE 2025-11-324 93 DIBBS
W991-8DE 2025-11-324 93 DIBBS
14J02-8A 2025-07-205 118 DIBBS
C7551B1-8 2025-07-205 118 DIBBS
HS4724-8DE 2025-07-205 118 DIBBS
W991-8DE 2025-07-205 118 DIBBS
W9918DE 2025-03-77 175 United States
W9918DE 2025-03-69 175 United States
14J02-8A 2025-01-27 196 DIBBS
C7551B1-8 2025-01-27 196 DIBBS
HS4724-8DE 2025-01-27 196 DIBBS
W991-8DE 2025-01-27 196 DIBBS
14J02-8A 2025-01-15 196 DIBBS
C7551B1-8 2025-01-15 196 DIBBS
HS4724-8DE 2025-01-15 196 DIBBS
W991-8DE 2025-01-15 196 DIBBS
14J02-8A 2024-12-347 100 DIBBS
C7551B1-8 2024-12-347 100 DIBBS
HS4724-8DE 2024-12-347 100 DIBBS
W991-8DE 2024-12-347 100 DIBBS
14J02-8A 2024-11-319 100 DIBBS
C7551B1-8 2024-11-319 100 DIBBS
HS4724-8DE 2024-11-319 100 DIBBS
W991-8DE 2024-11-319 100 DIBBS
4730-01-174-3858 2024-09-268 40 Taiwan
4730-01-174-3858 2024-09-268 40 Taiwan
14J02-8A 2024-09-267 115 DIBBS
C7551B1-8 2024-09-267 115 DIBBS
HS4724-8DE 2024-09-267 115 DIBBS
W991-8DE 2024-09-267 115 DIBBS
14J02-8A 2024-09-255 115 DIBBS
C7551B1-8 2024-09-255 115 DIBBS
HS4724-8DE 2024-09-255 115 DIBBS
W991-8DE 2024-09-255 115 DIBBS
14J02-8A 2024-09-250 115 DIBBS
C7551B1-8 2024-09-250 115 DIBBS
HS4724-8DE 2024-09-250 115 DIBBS
W991-8DE 2024-09-250 115 DIBBS
14J02-8A 2024-08-239 115 DIBBS
C7551B1-8 2024-08-239 115 DIBBS
HS4724-8DE 2024-08-239 115 DIBBS
W991-8DE 2024-08-239 115 DIBBS
14J02-8A 2024-08-238 115 DIBBS
C7551B1-8 2024-08-238 115 DIBBS
HS4724-8DE 2024-08-238 115 DIBBS
W991-8DE 2024-08-238 115 DIBBS
14J02-8A 2024-08-232 115 DIBBS
C7551B1-8 2024-08-232 115 DIBBS
HS4724-8DE 2024-08-232 115 DIBBS
W991-8DE 2024-08-232 115 DIBBS
14J02-8A 2024-08-221 115 DIBBS
C7551B1-8 2024-08-221 115 DIBBS
HS4724-8DE 2024-08-221 115 DIBBS
W991-8DE 2024-08-221 115 DIBBS
W901A8DE 2024-07-190 40 Taiwan
4730-01-174-3858 2024-07-187 40 Taiwan
14J02-8A 2024-05-124 167 DIBBS
C7551B1-8 2024-05-124 167 DIBBS
HS4724-8DE 2024-05-124 167 DIBBS
W991-8DE 2024-05-124 167 DIBBS
14J02-8A 2024-04-113 167 DIBBS
C7551B1-8 2024-04-113 167 DIBBS
HS4724-8DE 2024-04-113 167 DIBBS
W991-8DE 2024-04-113 167 DIBBS
14J02-8A 2024-04-102 167 DIBBS
C7551B1-8 2024-04-102 167 DIBBS
HS4724-8DE 2024-04-102 167 DIBBS
W991-8DE 2024-04-102 167 DIBBS
14J02-8A 2024-01-23 198 DIBBS
C7551B1-8 2024-01-23 198 DIBBS
HS4724-8DE 2024-01-23 198 DIBBS
W991-8DE 2024-01-23 198 DIBBS
14J02-8A 2023-10-278 167 DIBBS
C7551B1-8 2023-10-278 167 DIBBS
HS4724-8DE 2023-10-278 167 DIBBS
W991-8DE 2023-10-278 167 DIBBS
14J02-8A 2023-09-265 182 DIBBS
C7551B1-8 2023-09-265 182 DIBBS
HS4724-8DE 2023-09-265 182 DIBBS
W991-8DE 2023-09-265 182 DIBBS
14J02-8A 2023-09-254 182 DIBBS
C7551B1-8 2023-09-254 182 DIBBS
HS4724-8DE 2023-09-254 182 DIBBS
W991-8DE 2023-09-254 182 DIBBS
14J02-8A 2023-08-243 182 DIBBS
C7551B1-8 2023-08-243 182 DIBBS
HS4724-8DE 2023-08-243 182 DIBBS
W991-8DE 2023-08-243 182 DIBBS
14J02-8A 2023-04-108 182 DIBBS
C7551B1-8 2023-04-108 182 DIBBS
HS4724-8DE 2023-04-108 182 DIBBS
W991-8DE 2023-04-108 182 DIBBS
14J02-8A 2023-04-96 182 DIBBS
C7551B1-8 2023-04-96 182 DIBBS
HS4724-8DE 2023-04-96 182 DIBBS
W991-8DE 2023-04-96 182 DIBBS
14J02-8A 2022-09-258 147 DIBBS
C7551B1-8 2022-09-258 147 DIBBS
HS4724-8DE 2022-09-258 147 DIBBS
W991-8DE 2022-09-258 147 DIBBS
14J02-8A 2022-05-146 31 DIBBS
C7551B1-8 2022-05-146 31 DIBBS
HS4724-8DE 2022-05-146 31 DIBBS
W991-8DE 2022-05-146 31 DIBBS
14J02-8A 2022-05-126 256 DIBBS
C7551B1-8 2022-05-126 256 DIBBS
HS4724-8DE 2022-05-126 256 DIBBS
W991-8DE 2022-05-126 256 DIBBS
14J02-8A 2022-04-111 256 DIBBS
C7551B1-8 2022-04-111 256 DIBBS
HS4724-8DE 2022-04-111 256 DIBBS
W991-8DE 2022-04-111 256 DIBBS
14J02-8A 2021-05-125 298 DIBBS
C7551B1-8 2021-05-125 298 DIBBS
HS4724-8DE 2021-05-125 298 DIBBS
W991-8DE 2021-05-125 298 DIBBS
14J02-8A 2021-02-53 288 DIBBS
C7551B1-8 2021-02-53 288 DIBBS
HS4724-8DE 2021-02-53 288 DIBBS
W991-8DE 2021-02-53 288 DIBBS
14J02-8A 2021-02-42 288 DIBBS
C7551B1-8 2021-02-42 288 DIBBS
HS4724-8DE 2021-02-42 288 DIBBS
W991-8DE 2021-02-42 288 DIBBS
C7551B18 2020-10-296 100 US
14J02-8A 2020-10-293 216 DIBBS
C7551B1-8 2020-10-293 216 DIBBS
HS4724-8DE 2020-10-293 216 DIBBS
W991-8DE 2020-10-293 216 DIBBS
4730-01-174-3858 2020-10-283 100 Singapore
4730-01-174-3858 2020-10-283 100 Singapore
14J02-8A 2020-10-282 216 DIBBS
C7551B1-8 2020-10-282 216 DIBBS
HS4724-8DE 2020-10-282 216 DIBBS
W991-8DE 2020-10-282 216 DIBBS
14J02-8A 2020-09-247 76 DIBBS
C7551B1-8 2020-09-247 76 DIBBS
HS4724-8DE 2020-09-247 76 DIBBS
W991-8DE 2020-09-247 76 DIBBS
14J02-8A 2020-08-236 76 DIBBS
C7551B1-8 2020-08-236 76 DIBBS
HS4724-8DE 2020-08-236 76 DIBBS
W991-8DE 2020-08-236 76 DIBBS
14J02-8A 2020-08-219 42 DIBBS
C7551B1-8 2020-08-219 42 DIBBS
HS4724-8DE 2020-08-219 42 DIBBS
W991-8DE 2020-08-219 42 DIBBS
14J02-8A 2020-07-203 32 DIBBS
C7551B1-8 2020-07-203 32 DIBBS
HS4724-8DE 2020-07-203 32 DIBBS
W991-8DE 2020-07-203 32 DIBBS
14J02-8A 2020-04-100 208 DIBBS
C7551B1-8 2020-04-100 208 DIBBS
HS4724-8DE 2020-04-100 208 DIBBS
W991-8DE 2020-04-100 208 DIBBS
4730-01-174-3858 2019-08-213 1 CA
4730-01-174-3858 2018-07-200 337 DIBBS
4730-01-174-3858 2018-01-18 341 DIBBS
4730-01-174-3858 2017-11-325 341 DIBBS
4730-01-174-3858 2017-08-219 165 DIBBS
4730-01-174-3858 2017-02-53 27 MANUAL
C7551B1-8 2017-02-53 27
4730-01-174-3858 2017-02-38 151 DIBBS
4730-01-174-3858 2016-07-193 176 DIBBS
4730-01-174-3858 2015-10-291 955 DIBBS
4730-01-174-3858 2015-07-186 812 DIBBS
4730-01-174-3858 2015-02-57 621 DIBBS
4730-01-174-3858 2014-10-303 620 DIBBS
4730-01-174-3858 2014-08-231 562 DIBBS
4730-01-174-3858 2014-05-139 394 DIBBS
4730-01-174-3858 2013-11-333 431 DIBBS
4730-01-174-3858 2013-11-317 431 DIBBS
4730-01-174-3858 2013-05-128 607 DIBBS
4730-01-174-3858 2013-03-87 574 DIBBS
C7551B18 2010-08-215 20 US
14J0208A 2010-01-14 2 US
4730-01-174-3858 2008-11-329 1000 US

Cross Reference | NSN 4730-01-174-3858

Part Number Cage Code Manufacturer
14J02-08A 24984 HYDRAFLOW
14J02-8A 24984 HYDRAFLOW
14J02-8A 65506 FEDERAL INDUSTRIES, INC.
C7551 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
C7551-1-8 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
C7551B1-8 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
HS4724-8DE 02731 MCDONNELL DOUGLAS HELICOPTER CO INC
HS4724-8DE 79326 TRANSDIGM INC DBA ADEL WIGGINS GROUP- MILITARY
HS4724-8DE 8V613 BOEING COMPANY, THE DBA BOEING
W901-8DE 79326 TRANSDIGM INC DBA ADEL WIGGINS GROUP- MILITARY
W901A8DE 79326 TRANSDIGM INC DBA ADEL WIGGINS GROUP- MILITARY
W901J8DE 79326 TRANSDIGM INC DBA ADEL WIGGINS GROUP- MILITARY
W991-8DE 79326 TRANSDIGM INC DBA ADEL WIGGINS GROUP- MILITARY

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Technical Data | NSN 4730-01-174-3858

Characteristic Specifications
MATERIAL ALUMINUM ALLOY, WW-T-700/6, ALLOY 6061
SURFACE TREATMENT ANODIZED
STYLE DESIGNATOR U1 FLEXIBLE COUPLING ASSEMBLY
OVERALL LENGTH 1.630 INCHES NOMINAL
OUTSIDE DIAMETER 1.210 INCHES NOMINAL
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED 0.500 INCHES NOMINAL
WORKING PRESSURE AND SERVICE TYPE 500.0 POUNDS PER SQUARE INCH NOMINAL AIR
WORKING TEMP AND SERVICE TYPE 450.0 DEG FAHRENHEIT NOMINAL AIR
SPECIAL FEATURES CONTAINS INSPECTION HOLES

Restrictions/Controls & Freight Information | NSN 4730-01-174-3858

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 051400 PIPE FITTINGS ALUMINUM
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 576 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4730-01-174-3858

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
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