PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

995-262Washer,flat

Raytheon Company Dba Raytheon Co · NSN 5310-00-298-5502 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-298-5502 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-298-5502. Primary manufacturer part number: 995-262.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 0.562 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.125 INCHES NOMINAL IN
  • Material: RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
  • Hole Diameter: 0.312 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Rubber Natural or Rubber Synthetic Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-298-5502, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-298-5502
Primary Part Number995-262
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon Co
StatusCANCELLED
Peripheral Shape StyleROUND
Overall Diameter0.562 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.125 INCHES NOMINAL IN
MaterialRUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
Hole Diameter0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5310-00-291-2764734913PC21 INTERCHANGEABLE
Washer,flat
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5310-00-829-7095A1028074 INTERCHANGEABLE
Packing,release Val
Power Packer North America Inc
Cross-Reference Index
Part NumberManufacturer
A1028-074 Zf Industrieantriebe Witten Gmbh (DEU)
995-262 Raytheon Company Div Corp (USA)
995-262 PRIMARY Raytheon Company Dba Raytheon Co (USA)
Related Parts
5310-00-291-2764INTERCHANGEABLE
WASHER,FLAT
734913PC21
5310-00-829-7095INTERCHANGEABLE
PACKING,RELEASE VAL
A1028074

Frequently Asked Questions

What is NSN 5310-00-298-5502?

NSN 5310-00-298-5502 is a Washer,flat, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-298-5502?

NSN 5310-00-298-5502 has 3 cross-referenced part numbers: A1028-074 (Zf Industrieantriebe Witten Gmbh), 995-262 (Raytheon Company Div Corp), 995-262 (Raytheon Company Dba Raytheon Co).

What NSN replaces 5310-00-298-5502?

There are 2 known substitutes for 5310-00-298-5502: 5310-00-291-2764, 5310-00-829-7095. Verify interchangeability with system specifications before substitution.

What are the specifications of 995-262?

Key specifications for 995-262: Peripheral Shape Style: ROUND; Overall Diameter: 0.562 INCHES NOMINAL IN; Center Hole Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-298-5502 still in active supply?

NSN 5310-00-298-5502 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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