PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100056-001Washer,flat

Kaman Aerospace Corporation · NSN 5310-01-081-0795 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-081-0795 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-081-0795. Primary manufacturer part number: 100056-001.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.450 INCHES NOMINAL IN
  • Color: BLACK OVERALL
  • Material: ALUMINUM ALLOY 2024 OVERALL
  • Surface Finish: 32.0 MICROINCHES ALL SURFACES
  • Surface Treatment: ANODIZE OVERALL
  • Surface Treatment Document and Classification: MIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Thickness: 0.063 INCHES MINIMUM AND 0.067 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 5310-01-081-0795, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kaman Aerospace Corporation. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-081-0795
Primary Part Number100056-001
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKaman Aerospace Corporation
StatusACTIVE
Overall Diameter0.450 INCHES NOMINAL IN
ColorBLACK OVERALL
MaterialALUMINUM ALLOY 2024 OVERALL
Surface Finish32.0 MICROINCHES ALL SURFACES
Surface TreatmentANODIZE OVERALL
Surface Treatment Document and ClassificationMIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Thickness0.063 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Hole Diameter0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1240-00-026-4819100056 INTERCHANGEABLE
Cell Assembly,optical Instrument
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
7520-00-272-96837520-00-272-9683 INTERCHANGEABLE
Stencil Set,marking
National Industries for the Blind
5905-00-273-9465100-056 INTERCHANGEABLE
Resistor Network,fixed,film
Vishay Thin Film Llc Div Vishay Thin Film
4720-00-289-4615100056 INTERCHANGEABLE
Hose Assembly,metallic
Hyspan Precision Products, Inc.
5975-00-587-8859100056 INTERCHANGEABLE
Base,chassis
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5950-00-656-4304 INTERCHANGEABLE
Transformer,power
1680-00-676-402010-0056 INTERCHANGEABLE
Button,slide
Smyth Aerospace Manufacturing Ltd
5930-01-080-18341000560-01 INTERCHANGEABLE
Switch,push
Cae Usa Inc.
4820-01-198-3018100056 INTERCHANGEABLE
Body,valve
Niantic Tool, Inc. Dba Niantic Tool Co
5310-01-362-0654100056-001 INTERCHANGEABLE
Nut,plain,cap
General Electric Company
Cross-Reference Index
Part NumberManufacturer
100056-001 PRIMARY Kaman Aerospace Corporation (USA)
100056 PRIMARY Kaman Aerospace Corporation (USA)
Related Parts
1240-00-026-4819INTERCHANGEABLE
CELL ASSEMBLY,OPTICAL INSTRUMENT
100056
7520-00-272-9683INTERCHANGEABLE
STENCIL SET,MARKING
7520-00-272-9683
5905-00-273-9465INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
100-056
4720-00-289-4615INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
100056
5975-00-587-8859INTERCHANGEABLE
BASE,CHASSIS
100056
5950-00-656-4304INTERCHANGEABLE
TRANSFORMER,POWER
1680-00-676-4020INTERCHANGEABLE
BUTTON,SLIDE
10-0056
5930-01-080-1834INTERCHANGEABLE
SWITCH,PUSH
1000560-01
4820-01-198-3018INTERCHANGEABLE
BODY,VALVE
100056
5310-01-362-0654INTERCHANGEABLE
NUT,PLAIN,CAP
100056-001
5305-01-515-4337INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
10-0056
5315-01-541-8406INTERCHANGEABLE
KEY,MACHINE
100056

Frequently Asked Questions

What is NSN 5310-01-081-0795?

NSN 5310-01-081-0795 is a Washer,flat, manufactured by Kaman Aerospace Corporation, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-081-0795?

NSN 5310-01-081-0795 has 2 cross-referenced part numbers: 100056-001 (Kaman Aerospace Corporation), 100056 (Kaman Aerospace Corporation).

What NSN replaces 5310-01-081-0795?

There are 12 known substitutes for 5310-01-081-0795: 1240-00-026-4819, 7520-00-272-9683, 5905-00-273-9465 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100056-001?

Key specifications for 100056-001: Overall Diameter: 0.450 INCHES NOMINAL IN; Color: BLACK OVERALL; Material: ALUMINUM ALLOY 2024 OVERALL; Surface Finish: 32.0 MICROINCHES ALL SURFACES. 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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