PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

820-5787500ITEM50Washer,flat

Naval Sea Systems Command · NSN 5310-00-167-0812 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-167-0812 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-167-0812. Primary manufacturer part number: 820-5787500ITEM50.
Features
  • Washer,flat — FSC 5310
  • 50 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-167-0812, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. This item has 50 commercial cross-references from 44 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)
ManufacturersNaval Sea Systems Command (CAGE 53711); Jednolity Indeks Materialowy - Uniform Material Index (CAGE 9009H); Daher Aerospace - Ex Socata (CAGE F0086); Vincorion Advanced Systems Gmbh Div Jenoptik Defense and Civil Systems (CAGE D3683); Federal Specifications Promulgated by General Services Administration Washington DC (CAGE 81348)
Technical Specifications
ParameterValue
NSN5310-00-167-0812
Primary Part Number820-5787500ITEM50
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2840-00-012-0827407682 INTERCHANGEABLE
Boss,diffuser Case
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5955-00-132-576010622 INTERCHANGEABLE
Crystal Unit,quartz
L3harris Technologies, Inc. Div Space and Airborne Systems
3040-00-145-818010622 INTERCHANGEABLE
Gearshaft,spur
The Aeronautical Instrument and Radio Company Dba the Aeronautical Instrument and Radio Company Div the Aeronautical Instrument and
3120-00-148-13748334P INTERCHANGEABLE
Bearing,sleeve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5310-00-167-0834NAS1149F0332P INTERCHANGEABLE
Washer,flat
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
6630-00-385-950410-622 INTERCHANGEABLE
Analyzer,gas
Fisher Scientific Worldwide
5930-00-407-1589 INTERCHANGEABLE
Switch,push
2530-00-459-2635CS2530-0033-1 INTERCHANGEABLE
Spindle,wheel,driving-Nondriving
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
5310-00-680-54574M25-3L INTERCHANGEABLE
Washer,flat
The Boeing Company Div Defense
5940-00-688-9177 INTERCHANGEABLE
Terminal Board
Cross-Reference Index
Part NumberManufacturer
820-5787500ITEM50 Naval Sea Systems Command (USA)
5310PL0677566 Jednolity Indeks Materialowy - Uniform Material Index (POL)
5310PL1368710 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Z00.N5745506260 Daher Aerospace - Ex Socata (FRA)
272.509455 Vincorion Advanced Systems Gmbh Div Jenoptik Defense and Civil Systems (DEU)
FF-W-92 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
310-0015-080 Cole Div of Litton Business Systems Inc (USA)
10079781 Nimikkeistokeskus Ncb Finland (FIN)
588941-241 Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
AN960C10L Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
153-0013-009 The Boeing Company Div Legacy Boeing Hb1 (USA)
127012PC154 Lockheed Martin Corp (USA)
186239 Woodward, Inc. Div Fuel Systems and Controls (USA)
2710806PC29 Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
8799471 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA)
407 682 Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (USA)
AN960C10L Zf Industrieantriebe Witten Gmbh (DEU)
AN960C10L Meggitt North Hollywood Inc (USA)
HBE911290 Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
2411807 Embraer S.a. (BRA)
Related Parts
2840-00-012-0827INTERCHANGEABLE
BOSS,DIFFUSER CASE
407682
5955-00-132-5760INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
10622
3040-00-145-8180INTERCHANGEABLE
GEARSHAFT,SPUR
10622
3120-00-148-1374INTERCHANGEABLE
BEARING,SLEEVE
8334P
5310-00-167-0834INTERCHANGEABLE
WASHER,FLAT
NAS1149F0332P
6630-00-385-9504INTERCHANGEABLE
ANALYZER,GAS
10-622
5930-00-407-1589INTERCHANGEABLE
SWITCH,PUSH
2530-00-459-2635INTERCHANGEABLE
SPINDLE,WHEEL,DRIVING-NONDRIVING
CS2530-0033-1
5310-00-680-5457INTERCHANGEABLE
WASHER,FLAT
4M25-3L
5940-00-688-9177INTERCHANGEABLE
TERMINAL BOARD
6220-00-803-7041INTERCHANGEABLE
CAM AND WORM WHEEL
41-0261-1
5310-00-895-6741INTERCHANGEABLE
WASHER,FLAT
186259

Frequently Asked Questions

What is NSN 5310-00-167-0812?

NSN 5310-00-167-0812 is a Washer,flat, manufactured by Naval Sea Systems Command, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-167-0812?

NSN 5310-00-167-0812 has 50 cross-referenced part numbers: 820-5787500ITEM50 (Naval Sea Systems Command), 5310PL0677566 (Jednolity Indeks Materialowy - Uniform Material Index), 5310PL1368710 (Jednolity Indeks Materialowy - Uniform Material Index), Z00.N5745506260 (Daher Aerospace - Ex Socata), 272.509455 (Vincorion Advanced Systems Gmbh Div Jenoptik Defense and Civil Systems) and 45 more.

What NSN replaces 5310-00-167-0812?

There are 12 known substitutes for 5310-00-167-0812: 2840-00-012-0827, 5955-00-132-5760, 3040-00-145-8180 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 5310-00-167-0812 still in active supply?

NSN 5310-00-167-0812 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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