PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS70-261-750Washer,flat

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-00-282-9098 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-282-9098 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-282-9098. Primary manufacturer part number: NAS70-261-750.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.256 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Material Document and Classification: QQ-S-636-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Overall Diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.063 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-282-9098, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-282-9098
Primary Part NumberNAS70-261-750
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Hole Diameter0.256 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Material Document and ClassificationQQ-S-636-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Overall Diameter0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.063 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Surface TreatmentCADMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5962-01-160-0175OP-07AJ/883 INTERCHANGEABLE
Microcircuit,linear
Analog Devices, Inc. Div Santa Clara Site
Cross-Reference Index
Part NumberManufacturer
SP1018 Freedman Seating Company (USA)
328-075528-053 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA)
5310PL0919880 Jednolity Indeks Materialowy - Uniform Material Index (POL)
NAS70-261-750 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5962-01-160-0175INTERCHANGEABLE
MICROCIRCUIT,LINEAR
OP-07AJ/883

Frequently Asked Questions

What is NSN 5310-00-282-9098?

NSN 5310-00-282-9098 is a Washer,flat, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-282-9098?

NSN 5310-00-282-9098 has 4 cross-referenced part numbers: SP1018 (Freedman Seating Company), 328-075528-053 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 5310PL0919880 (Jednolity Indeks Materialowy - Uniform Material Index), NAS70-261-750 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5310-00-282-9098?

There is 1 known substitute for 5310-00-282-9098: 5962-01-160-0175. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS70-261-750?

Key specifications for NAS70-261-750: Hole Diameter: 0.256 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN; Material: STEEL OVERALL; Material Document and Classification: QQ-S-636-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-282-9098 still in active supply?

NSN 5310-00-282-9098 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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