PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-29974Washer,flat

Amphenol Corp Div Amphenol Aerospace Operations · NSN 5310-00-531-9515 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-531-9515 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-531-9515. Primary manufacturer part number: 10-29974.
Features
  • Washer,flat — FSC 5310
  • 50 verified cross-references
  • Primary manufacturer: Amphenol Corp Div Amphenol Aerospace Operations
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-531-9515, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. This item has 50 commercial cross-references from 38 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameWasher,flat
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersAmphenol Corp Div Amphenol Aerospace Operations (CAGE 77820); Unison Industries Llc (CAGE 59501); Jednolity Indeks Materialowy - Uniform Material Index (CAGE 9009H); The Boeing Company Div Legacy Boeing Hb1 (CAGE 94756); L3harris Technologies, Inc. Dba Harris Corporation (CAGE 31550)
Technical Specifications
ParameterValue
NSN5310-00-531-9515
Primary Part Number10-29974
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAmphenol Corp Div Amphenol Aerospace Operations
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5360-00-316-4473 INTERCHANGEABLE
Spring,helical,torsion
3020-00-350-40206158136 INTERCHANGEABLE
Gear,bevel
U S Army Tank Automotive Command Amsta-Im-Mm
5360-00-361-282169-972 INTERCHANGEABLE
Spring,helical,compression
Eaton Corp Opns & Technical Center
3120-00-469-4097200520 INTERCHANGEABLE
Bearing Upper One
Cummins Inc.
1377-00-686-2266200940 INTERCHANGEABLE
Squib Assembly,electric
Applied Energy Technology Corp
8120-00-695-6001 INTERCHANGEABLE
Adapter,compressed Gas Cylinder
5310-00-773-7624NAS620C6 INTERCHANGEABLE
Washer,flat
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
1650-00-867-06809776526-10 INTERCHANGEABLE
Parts Kit,servo Cylinder
Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force
1680-00-931-540820052-0 INTERCHANGEABLE
Fitting,seat Back
Telair International Incorporated Dba Nordisk Aviation Products
5935-01-129-3435186173-8 INTERCHANGEABLE
Connector,receptacle,electrical
Raytheon Company
Cross-Reference Index
Part NumberManufacturer
10-29974 Amphenol Corp Div Amphenol Aerospace Operations (USA)
10-29974 Unison Industries Llc (USA)
5310PL0724727 Jednolity Indeks Materialowy - Uniform Material Index (POL)
153-0013-012 The Boeing Company Div Legacy Boeing Hb1 (USA)
200520 L3harris Technologies, Inc. Dba Harris Corporation (USA)
LYC502C416 Zf Industrieantriebe Witten Gmbh (DEU)
10-29974 Teledyne Industries Inc Teledyne Power Systems Div (USA)
401-6357200-32 Naval Ship Systems Command (USA)
2411679 Embraer S.a. (BRA)
AN960C416 Zf Industrieantriebe Witten Gmbh (DEU)
004-003081-036 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
AN960C-416 Kemmerly's Air Plus (USA)
902991-07 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
6.4DIN125X10CRN Din Deutsches Institut Fur Normung Ev (DEU)
7410084 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
AN960C416 Aeronautical Standards Group Dept of Navy and Air Force (USA)
925001-0007 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
158255-28 Zf Industrieantriebe Witten Gmbh (DEU)
102B5523 General Dynamics Defense Systems Inc. Dba General Dynamics Advanced Information Systems (USA)
763721-8 Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
Related Parts
5360-00-316-4473INTERCHANGEABLE
SPRING,HELICAL,TORSION
3020-00-350-4020INTERCHANGEABLE
GEAR,BEVEL
6158136
5360-00-361-2821INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
69-972
3120-00-469-4097INTERCHANGEABLE
BEARING UPPER ONE
200520
1377-00-686-2266INTERCHANGEABLE
SQUIB ASSEMBLY,ELECTRIC
200940
8120-00-695-6001INTERCHANGEABLE
ADAPTER,COMPRESSED GAS CYLINDER
5310-00-773-7624INTERCHANGEABLE
WASHER,FLAT
NAS620C6
1650-00-867-0680INTERCHANGEABLE
PARTS KIT,SERVO CYLINDER
9776526-10
1680-00-931-5408INTERCHANGEABLE
FITTING,SEAT BACK
20052-0
5935-01-129-3435INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
186173-8
5310-01-352-9593INTERCHANGEABLE
WASHER,FLAT
NAS1149C0463R
6515-01-363-1352INTERCHANGEABLE
RETRACTOR,CHEEK

Frequently Asked Questions

What is NSN 5310-00-531-9515?

NSN 5310-00-531-9515 is a Washer,flat, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-531-9515?

NSN 5310-00-531-9515 has 50 cross-referenced part numbers: 10-29974 (Amphenol Corp Div Amphenol Aerospace Operations), 10-29974 (Unison Industries Llc), 5310PL0724727 (Jednolity Indeks Materialowy - Uniform Material Index), 153-0013-012 (The Boeing Company Div Legacy Boeing Hb1), 200520 (L3harris Technologies, Inc. Dba Harris Corporation) and 45 more.

What NSN replaces 5310-00-531-9515?

There are 12 known substitutes for 5310-00-531-9515: 5360-00-316-4473, 3020-00-350-4020, 5360-00-361-2821 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 5310-00-531-9515 still in active supply?

NSN 5310-00-531-9515 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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