PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101697Washer,flat

Polyamp Aktiebolag Div Polyamp Ab · NSN 5310-01-526-8090 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-526-8090 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-526-8090. Primary manufacturer part number: 101697.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 1.0 MILLIMETERS NOMINAL MM
  • Hole Diameter: 5.3 MILLIMETERS NOMINAL MM
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 10.0 MILLIMETERS NOMINAL MM
  • Material: STEEL CORROSION RESISTING OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-526-8090, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Polyamp Aktiebolag Div Polyamp Ab. Government technical data includes 7 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-526-8090
Primary Part Number101697
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerPolyamp Aktiebolag Div Polyamp Ab
StatusACTIVE
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Thickness1.0 MILLIMETERS NOMINAL MM
Hole Diameter5.3 MILLIMETERS NOMINAL MM
Peripheral Shape StyleROUND
Overall Diameter10.0 MILLIMETERS NOMINAL MM
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-154-6969712052-5 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Div Rmd Strategic
5905-01-035-5065 INTERCHANGEABLE
Resistor,fixed,composition
5310-01-687-1982ISO7090-M5-A2 INTERCHANGEABLE
Washer,flat
International Organization for Standardization (iso)
Cross-Reference Index
Part NumberManufacturer
DIN125A-M5-A2 Maryland Metrics (USA)
FWSSM1051010-01 Haulmark Trailers (australia) Pty Ltd (AUS)
101697 PRIMARY Polyamp Aktiebolag Div Polyamp Ab (SWE)
101697 Polyamp Ab (SWE)
Related Parts
5950-00-154-6969INTERCHANGEABLE
COIL,RADIO FREQUENCY
712052-5
5905-01-035-5065INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5310-01-687-1982INTERCHANGEABLE
WASHER,FLAT
ISO7090-M5-A2

Frequently Asked Questions

What is NSN 5310-01-526-8090?

NSN 5310-01-526-8090 is a Washer,flat, manufactured by Polyamp Aktiebolag Div Polyamp Ab, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-526-8090?

NSN 5310-01-526-8090 has 4 cross-referenced part numbers: DIN125A-M5-A2 (Maryland Metrics), FWSSM1051010-01 (Haulmark Trailers (australia) Pty Ltd), 101697 (Polyamp Aktiebolag Div Polyamp Ab), 101697 (Polyamp Ab).

What NSN replaces 5310-01-526-8090?

There are 3 known substitutes for 5310-01-526-8090: 5950-00-154-6969, 5905-01-035-5065, 5310-01-687-1982. Verify interchangeability with system specifications before substitution.

What are the specifications of 101697?

Key specifications for 101697: Center Hole Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Thickness: 1.0 MILLIMETERS NOMINAL MM; Hole Diameter: 5.3 MILLIMETERS NOMINAL MM. 7 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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