PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SP4698Washer,flat

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5310-00-185-0929 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-185-0929 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-185-0929. Primary manufacturer part number: SP4698.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.437 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Material Document and Classification: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Nondefinitive Spec/std Data: A TYPE AND 1 GRADE AND F CLASS
  • Material: COPPER ALLOY OVERALL
  • Departure From Cited Designator: AS MODIFIED BY ID
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-185-0929, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-185-0929
Primary Part NumberSP4698
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Overall Diameter0.437 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Material Document and ClassificationQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nondefinitive Spec/std DataA TYPE AND 1 GRADE AND F CLASS
MaterialCOPPER ALLOY OVERALL
Departure From Cited DesignatorAS MODIFIED BY ID
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Thickness0.036 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
Hole Diameter0.188 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5310-00-083-7088MS15795-541 INTERCHANGEABLE
Washer,flat
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-205-9983116103 INTERCHANGEABLE
Washer,flat
Chrysler Realty Company Llc Dba Daimler Chrysler
5310-00-205-9989 INTERCHANGEABLE
Washer,flat
5310-00-206-00005179709 INTERCHANGEABLE
Washer,flat
Rolls-Royce Solutions America Inc
5310-00-209-1708 INTERCHANGEABLE
Washer,flat
5310-00-209-1758 INTERCHANGEABLE
Washer,flat
5310-00-209-1760 INTERCHANGEABLE
Washer,flat
5310-00-281-3555100-10-26WBR INTERCHANGEABLE
Washer,flat
Carver Pump Company
5310-00-595-5994 INTERCHANGEABLE
Washer,flat
5310-00-595-6844 INTERCHANGEABLE
Washer,flat
Cross-Reference Index
Part NumberManufacturer
SP4698 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
FFW92TYPEAGRADE1CLASSF Federal Specifications Promulgated by General Services Administration Washington DC (USA)
51176PC9 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5310-00-083-7088INTERCHANGEABLE
WASHER,FLAT
MS15795-541
5310-00-205-9983INTERCHANGEABLE
WASHER,FLAT
116103
5310-00-205-9989INTERCHANGEABLE
WASHER,FLAT
5310-00-206-0000INTERCHANGEABLE
WASHER,FLAT
5179709
5310-00-209-1708INTERCHANGEABLE
WASHER,FLAT
5310-00-209-1758INTERCHANGEABLE
WASHER,FLAT
5310-00-209-1760INTERCHANGEABLE
WASHER,FLAT
5310-00-281-3555INTERCHANGEABLE
WASHER,FLAT
100-10-26WBR
5310-00-595-5994INTERCHANGEABLE
WASHER,FLAT
5310-00-595-6844INTERCHANGEABLE
WASHER,FLAT
5310-00-595-6852INTERCHANGEABLE
WASHER,FLAT
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Frequently Asked Questions

What is NSN 5310-00-185-0929?

NSN 5310-00-185-0929 is a Washer,flat, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-185-0929?

NSN 5310-00-185-0929 has 3 cross-referenced part numbers: SP4698 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), FFW92TYPEAGRADE1CLASSF (Federal Specifications Promulgated by General Services Administration Washington DC), 51176PC9 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5310-00-185-0929?

There are 11 known substitutes for 5310-00-185-0929: 5310-00-083-7088, 5310-00-205-9983, 5310-00-205-9989 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SP4698?

Key specifications for SP4698: Overall Diameter: 0.437 INCHES NOMINAL IN; Peripheral Shape Style: ROUND; Material Document and Classification: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Nondefinitive Spec/std Data: A TYPE AND 1 GRADE AND F CLASS. 10 total characteristics are documented in the Federal Logistics Information System.

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