PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10109301Washer,flat

Nimikkeistokeskus Ncb Finland · NSN 5310-01-115-3435 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-115-3435 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-115-3435. Primary manufacturer part number: 10109301.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Surface Treatment Document and Classification: MIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: CHROMATE OVERALL
  • Nondefinitive Spec/std Data: A TYPE AND 1 GRADE AND D CLASS
  • Thickness: 0.063 INCHES NOMINAL IN
  • Overall Diameter: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-115-3435, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Nimikkeistokeskus Ncb Finland. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-115-3435
Primary Part Number10109301
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNimikkeistokeskus Ncb Finland
StatusACTIVE
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Surface Treatment Document and ClassificationMIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentCHROMATE OVERALL
Nondefinitive Spec/std DataA TYPE AND 1 GRADE AND D CLASS
Thickness0.063 INCHES NOMINAL IN
Overall Diameter0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
MaterialALUMINUM ALLOY 2024 OVERALL
Material Document and ClassificationQQ-A-250/5,TEMPER T3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/5,TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Hole Diameter0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5940-01-139-648710-109-3-01 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
Cross-Reference Index
Part NumberManufacturer
10109301 Nimikkeistokeskus Ncb Finland (FIN)
ASNA2397JD416 Airbus Operations (FRA)
5310PL0153165 Jednolity Indeks Materialowy - Uniform Material Index (POL)
AN960JD416 Aeronautical Standards Group Dept of Navy and Air Force (USA)
FF-W-92 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5940-01-139-6487INTERCHANGEABLE
TERMINAL,STUD
10-109-3-01

Frequently Asked Questions

What is NSN 5310-01-115-3435?

NSN 5310-01-115-3435 is a Washer,flat, manufactured by Nimikkeistokeskus Ncb Finland, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-115-3435?

NSN 5310-01-115-3435 has 5 cross-referenced part numbers: 10109301 (Nimikkeistokeskus Ncb Finland), ASNA2397JD416 (Airbus Operations), 5310PL0153165 (Jednolity Indeks Materialowy - Uniform Material Index), AN960JD416 (Aeronautical Standards Group Dept of Navy and Air Force), FF-W-92 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5310-01-115-3435?

There is 1 known substitute for 5310-01-115-3435: 5940-01-139-6487. Verify interchangeability with system specifications before substitution.

What are the specifications of 10109301?

Key specifications for 10109301: Peripheral Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment Document and Classification: MIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment: CHROMATE OVERALL. 11 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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