PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ASME B18.21.1-A2Washer,flat

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 5310-01-708-5171 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-708-5171 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-708-5171. Primary manufacturer part number: ASME B18.21.1-A2.
Features
  • Washer,flat — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: American National Standards Institute Incorporated Dba American National Standards Institute
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-708-5171, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,flat
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersEka Limited (CAGE U4494); American National Standards Institute Incorporated Dba American National Standards Institute (CAGE 80204)
Technical Specifications
ParameterValue
NSN5310-01-708-5171
Primary Part NumberASME B18.21.1-A2
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3455-00-268-9690 INTERCHANGEABLE
File,rotary
5950-00-617-3333 INTERCHANGEABLE
Transformer,power
5330-00-618-589150457 INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
5815-00-980-761850-457 INTERCHANGEABLE
Rack Unit
Motorola Solutions Danmark A/s
4520-01-331-657550457 INTERCHANGEABLE
Heating Element,electrical,nonim
Indeeco Llc Dba Indeeco
5330-01-392-2760 INTERCHANGEABLE
Gasket
Cross-Reference Index
Part NumberManufacturer
50457 Eka Limited (GBR)
ASME B18.21.1-A2 PRIMARY American National Standards Institute Incorporated Dba American National Standards Institute (USA)
Related Parts
3455-00-268-9690INTERCHANGEABLE
FILE,ROTARY
5950-00-617-3333INTERCHANGEABLE
TRANSFORMER,POWER
5330-00-618-5891INTERCHANGEABLE
SEAL,PLAIN ENCASED
50457
5815-00-980-7618INTERCHANGEABLE
RACK UNIT
50-457
4520-01-331-6575INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
50457
5330-01-392-2760INTERCHANGEABLE
GASKET

Frequently Asked Questions

What is NSN 5310-01-708-5171?

NSN 5310-01-708-5171 is a Washer,flat, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-708-5171?

NSN 5310-01-708-5171 has 2 cross-referenced part numbers: 50457 (Eka Limited), ASME B18.21.1-A2 (American National Standards Institute Incorporated Dba American National Standards Institute).

What NSN replaces 5310-01-708-5171?

There are 6 known substitutes for 5310-01-708-5171: 3455-00-268-9690, 5950-00-617-3333, 5330-00-618-5891 and 3 more. Verify interchangeability with system specifications before substitution.

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