PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37335Nut,plain,extended Washer,hexago

Fastenal Company Dba Fastenal Co · NSN 5310-01-621-5660 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-621-5660 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-621-5660. Primary manufacturer part number: 37335.
Features
  • Nut,plain,extended Washer,hexago — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Fastenal Company Dba Fastenal Co
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-621-5660, 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. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameNut,plain,extended Washer,hexago
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersFastenal Company Dba Fastenal Co (CAGE 0Y3H3)
Technical Specifications
ParameterValue
NSN5310-01-621-5660
Primary Part Number37335
Item NameNut,plain,extended Washer,hexago
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-01-034-656715FT156 INTERCHANGEABLE
Seal,plain Encased
Oshkosh Defense Llc
5342-01-103-152137335 INTERCHANGEABLE
Shield
Garrison Manufacturing Inc
1630-01-171-080337-335 INTERCHANGEABLE
Servo Valve Assembly
Hydro-Aire Aerospace Corp
6625-01-571-426937335 INTERCHANGEABLE
Multimeter
Tecra Industries, Inc. Dba Tecra Industries Inc Div Tecra Tools
Cross-Reference Index
Part NumberManufacturer
37335 PRIMARY Fastenal Company Dba Fastenal Co (USA)
Related Parts
5330-01-034-6567INTERCHANGEABLE
SEAL,PLAIN ENCASED
15FT156
5342-01-103-1521INTERCHANGEABLE
SHIELD
37335
1630-01-171-0803INTERCHANGEABLE
SERVO VALVE ASSEMBLY
37-335
6625-01-571-4269INTERCHANGEABLE
MULTIMETER
37335

Frequently Asked Questions

What is NSN 5310-01-621-5660?

NSN 5310-01-621-5660 is a Nut,plain,extended Washer,hexago, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-621-5660?

NSN 5310-01-621-5660 has 1 cross-referenced part number: 37335 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5310-01-621-5660?

There are 4 known substitutes for 5310-01-621-5660: 5330-01-034-6567, 5342-01-103-1521, 1630-01-171-0803 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com