PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3281Nut,self-Locking,hexagon

80/20, Llc · NSN 5310-01-603-1674 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-603-1674 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-603-1674. Primary manufacturer part number: 3281.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: 80/20, Llc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-603-1674, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is 80/20, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-603-1674
Primary Part Number3281
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
Manufacturer80/20, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-297-7138 INTERCHANGEABLE
Seal,plain Encased
4330-00-431-6574K25-002 INTERCHANGEABLE
Filter Element,fluid
Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division
9320-00-618-07223281 INTERCHANGEABLE
Rubber Sheet,solid
The Boeing Company Div Legacy Wichita
2910-00-887-154611437 INTERCHANGEABLE
Wire,vent
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
6610-01-197-83023281 INTERCHANGEABLE
Indicator,airspeed and Direction
Lilbern Design of Virginia Llc
5950-01-247-17343281 INTERCHANGEABLE
Transformer,current
Corona Magnetics, Inc. Dba C M I
4820-01-445-7566 INTERCHANGEABLE
Seat,valve
5325-01-614-73333281 INTERCHANGEABLE
Fastener Tape,hook and Pile
Bmi Defense Systems, Inc
Cross-Reference Index
Part NumberManufacturer
3281 PRIMARY 80/20, Llc (USA)
Related Parts
5330-00-297-7138INTERCHANGEABLE
SEAL,PLAIN ENCASED
4330-00-431-6574INTERCHANGEABLE
FILTER ELEMENT,FLUID
K25-002
9320-00-618-0722INTERCHANGEABLE
RUBBER SHEET,SOLID
3281
2910-00-887-1546INTERCHANGEABLE
WIRE,VENT
11437
6610-01-197-8302INTERCHANGEABLE
INDICATOR,AIRSPEED AND DIRECTION
3281
5950-01-247-1734INTERCHANGEABLE
TRANSFORMER,CURRENT
3281
4820-01-445-7566INTERCHANGEABLE
SEAT,VALVE
5325-01-614-7333INTERCHANGEABLE
FASTENER TAPE,HOOK AND PILE
3281

Frequently Asked Questions

What is NSN 5310-01-603-1674?

NSN 5310-01-603-1674 is a Nut,self-Locking,hexagon, manufactured by 80/20, Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-603-1674?

NSN 5310-01-603-1674 has 1 cross-referenced part number: 3281 (80/20, Llc).

What NSN replaces 5310-01-603-1674?

There are 8 known substitutes for 5310-01-603-1674: 5330-00-297-7138, 4330-00-431-6574, 9320-00-618-0722 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3281?

Key specifications for 3281: End Item Identification: B-1. 1 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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