PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

102691Washer,flat

International Business Machines Corp Parts Order Center Dept E - 54 · NSN 5310-00-956-9533 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-956-9533 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-956-9533. Primary manufacturer part number: 102691.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Material: STEEL COMP 1020 OVERALL
  • Material Document and Classification: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Hole Diameter: 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: QQ-P-416,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1020 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-956-9533, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is International Business Machines Corp Parts Order Center Dept E - 54. Government technical data includes 10 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-956-9533
Primary Part Number102691
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerInternational Business Machines Corp Parts Order Center Dept E - 54
StatusACTIVE
Peripheral Shape StyleROUND
MaterialSTEEL COMP 1020 OVERALL
Material Document and ClassificationQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Hole Diameter0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-416,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentCADMIUM OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Overall Diameter0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
Thickness0.049 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5310-00-026-267210269-1 INTERCHANGEABLE
Washer,flat
Hexco International Dba Acd
5340-00-130-6043102691 INTERCHANGEABLE
Bracket,angle
Astronautics Corporation of America
5340-01-497-524910269-1 INTERCHANGEABLE
Coupler,damper
Meggitt North Hollywood Inc
6150-01-611-572110269-1 INTERCHANGEABLE
Cable Assembly,power,electrical
Megaphase Llc
5306-01-644-1975102691 INTERCHANGEABLE
Bolt,machine
Hartzell Propeller Llc
Cross-Reference Index
Part NumberManufacturer
102691 International Business Machines Corporation Dba IBM (USA)
10167805 Us Army Aviation and Missile Command (USA)
102691 PRIMARY International Business Machines Corp Parts Order Center Dept E - 54 (USA)
Related Parts
5310-00-026-2672INTERCHANGEABLE
WASHER,FLAT
10269-1
5340-00-130-6043INTERCHANGEABLE
BRACKET,ANGLE
102691
5340-01-497-5249INTERCHANGEABLE
COUPLER,DAMPER
10269-1
6150-01-611-5721INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
10269-1
5306-01-644-1975INTERCHANGEABLE
BOLT,MACHINE
102691

Frequently Asked Questions

What is NSN 5310-00-956-9533?

NSN 5310-00-956-9533 is a Washer,flat, manufactured by International Business Machines Corp Parts Order Center Dept E - 54, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-956-9533?

NSN 5310-00-956-9533 has 3 cross-referenced part numbers: 102691 (International Business Machines Corporation Dba IBM), 10167805 (Us Army Aviation and Missile Command), 102691 (International Business Machines Corp Parts Order Center Dept E - 54).

What NSN replaces 5310-00-956-9533?

There are 5 known substitutes for 5310-00-956-9533: 5310-00-026-2672, 5340-00-130-6043, 5340-01-497-5249 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 102691?

Key specifications for 102691: Peripheral Shape Style: ROUND; Material: STEEL COMP 1020 OVERALL; Material Document and Classification: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Hole Diameter: 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN. 10 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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