PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30331Washer,flat

Triumph Engine Control Systems Llc · NSN 5310-00-441-3130 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-441-3130 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-441-3130. Primary manufacturer part number: 30331.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.031 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material Document and Classification: HH-P-91,GR BH,CANCELLED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Hole Diameter: 0.390 INCHES NOMINAL IN
  • Material: CELLULOSE OVERALL
  • Overall Diameter: 0.560 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Cellulose Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-441-3130, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-441-3130
Primary Part Number30331
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Thickness0.031 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Material Document and ClassificationHH-P-91,GR BH,CANCELLED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Hole Diameter0.390 INCHES NOMINAL IN
MaterialCELLULOSE OVERALL
Overall Diameter0.560 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4810-00-056-1377303-31 INTERCHANGEABLE
Swing,valve
Dukes Aerospace, Inc.
3455-00-224-365709300 INTERCHANGEABLE
Cutter,milling,metal Slitting
Niagara Cutter Inc
2520-00-986-3592 INTERCHANGEABLE
Differential
3010-01-167-073630331 INTERCHANGEABLE
Sleeve,cylinder,act
Moog Inc. Dba Ampac-Isp Corp
3230-01-235-747830331 INTERCHANGEABLE
Bit,router
Black and Decker Us Inc
5950-01-256-8874 INTERCHANGEABLE
Transformer,power
5330-01-313-850030331 INTERCHANGEABLE
Gasket
W.w. Grainger, Inc. Div Government Sales Division
7690-01-469-2566 INTERCHANGEABLE
Label
Cross-Reference Index
Part NumberManufacturer
30331 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
4810-00-056-1377INTERCHANGEABLE
SWING,VALVE
303-31
3455-00-224-3657INTERCHANGEABLE
CUTTER,MILLING,METAL SLITTING
09300
2520-00-986-3592INTERCHANGEABLE
DIFFERENTIAL
3010-01-167-0736INTERCHANGEABLE
SLEEVE,CYLINDER,ACT
30331
3230-01-235-7478INTERCHANGEABLE
BIT,ROUTER
30331
5950-01-256-8874INTERCHANGEABLE
TRANSFORMER,POWER
5330-01-313-8500INTERCHANGEABLE
GASKET
30331
7690-01-469-2566INTERCHANGEABLE
LABEL

Frequently Asked Questions

What is NSN 5310-00-441-3130?

NSN 5310-00-441-3130 is a Washer,flat, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-441-3130?

NSN 5310-00-441-3130 has 1 cross-referenced part number: 30331 (Triumph Engine Control Systems Llc).

What NSN replaces 5310-00-441-3130?

There are 8 known substitutes for 5310-00-441-3130: 4810-00-056-1377, 3455-00-224-3657, 2520-00-986-3592 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30331?

Key specifications for 30331: Thickness: 0.031 INCHES NOMINAL IN; Center Hole Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Material Document and Classification: HH-P-91,GR BH,CANCELLED FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 8 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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