PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

71028Washer,flat

Fastenal Company Dba Fastenal Co · NSN 5310-01-652-9955 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-652-9955 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-652-9955. Primary manufacturer part number: 71028.
Features
  • Washer,flat — FSC 5310
  • Material: STEEL CORROSION RESISTING OVERALL
  • Thickness: 0.090 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Hole Diameter: 0.810 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
  • Overall Diameter: 1.870 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
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 5310-01-652-9955, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-652-9955
Primary Part Number71028
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Thickness0.090 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter0.810 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
Overall Diameter1.870 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5995-00-070-222110-157290-1 INTERCHANGEABLE
Wiring Harness,branched
Precision Aerospace Corporation Dba Precision Engine Control
6150-00-122-79607-1028 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Ducommun Labarge Technologies, Inc.
4710-01-011-602635356355 INTERCHANGEABLE
Tube Assembly,metal
Perkins Engines Inc
4330-01-030-232311201 INTERCHANGEABLE
Filter Element,fluid
Doms, Incorporated Div Doms Incorporated
6850-01-571-303510418 INTERCHANGEABLE
Antistatic and Cleaner Compound
Desco Industries, Inc. Dba Desco Industries Inc Div Desco
2040-01-581-1847 INTERCHANGEABLE
Fender,marine
Cross-Reference Index
Part NumberManufacturer
71028 PRIMARY Fastenal Company Dba Fastenal Co (USA)
Related Parts
5995-00-070-2221INTERCHANGEABLE
WIRING HARNESS,BRANCHED
10-157290-1
6150-00-122-7960INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
7-1028
4710-01-011-6026INTERCHANGEABLE
TUBE ASSEMBLY,METAL
35356355
4330-01-030-2323INTERCHANGEABLE
FILTER ELEMENT,FLUID
11201
6850-01-571-3035INTERCHANGEABLE
ANTISTATIC AND CLEANER COMPOUND
10418
2040-01-581-1847INTERCHANGEABLE
FENDER,MARINE

Frequently Asked Questions

What is NSN 5310-01-652-9955?

NSN 5310-01-652-9955 is a Washer,flat, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-652-9955?

NSN 5310-01-652-9955 has 1 cross-referenced part number: 71028 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5310-01-652-9955?

There are 6 known substitutes for 5310-01-652-9955: 5995-00-070-2221, 6150-00-122-7960, 4710-01-011-6026 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 71028?

Key specifications for 71028: Material: STEEL CORROSION RESISTING OVERALL; Thickness: 0.090 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN; Center Hole Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR. 9 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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