PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA276Washer,flat

Gast Mfg Corp · NSN 5310-00-602-1704 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-602-1704 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-602-1704. Primary manufacturer part number: AA276.
Features
  • Washer,flat — FSC 5310
  • Material Document and Classification: C-F-206,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: WOOL COMP 9R4 OVERALL
  • Hole Diameter: 0.468 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
  • Overall Diameter: 2.093 INCHES MINIMUM AND 2.156 INCHES MAXIMUM IN
  • Thickness: 0.125 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Wool Comp 9r4 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-602-1704, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Gast Mfg Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-602-1704
Primary Part NumberAA276
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGast Mfg Corp
StatusACTIVE
Material Document and ClassificationC-F-206,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialWOOL COMP 9R4 OVERALL
Hole Diameter0.468 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
Overall Diameter2.093 INCHES MINIMUM AND 2.156 INCHES MAXIMUM IN
Thickness0.125 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4510-00-111-6417 INTERCHANGEABLE
Dispenser,soap
4510-00-203-2709658-30 INTERCHANGEABLE
Dispenser,soap
Bradley Corporation
Cross-Reference Index
Part NumberManufacturer
CSN55558 Curtis Dyna-Fog, Ltd. (USA)
AA276 PRIMARY Gast Mfg Corp (USA)
Related Parts
4510-00-111-6417INTERCHANGEABLE
DISPENSER,SOAP
4510-00-203-2709INTERCHANGEABLE
DISPENSER,SOAP
658-30

Frequently Asked Questions

What is NSN 5310-00-602-1704?

NSN 5310-00-602-1704 is a Washer,flat, manufactured by Gast Mfg Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-602-1704?

NSN 5310-00-602-1704 has 2 cross-referenced part numbers: CSN55558 (Curtis Dyna-Fog, Ltd.), AA276 (Gast Mfg Corp).

What NSN replaces 5310-00-602-1704?

There are 2 known substitutes for 5310-00-602-1704: 4510-00-111-6417, 4510-00-203-2709. Verify interchangeability with system specifications before substitution.

What are the specifications of AA276?

Key specifications for AA276: Material Document and Classification: C-F-206,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: WOOL COMP 9R4 OVERALL; Hole Diameter: 0.468 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN; Overall Diameter: 2.093 INCHES MINIMUM AND 2.156 INCHES MAXIMUM IN. 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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