PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN325-6Nut,plain,hexagon

Aeronautical Standards Group Dept of Navy and Air Force · NSN 5310-00-620-8201 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-620-8201 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-620-8201. Primary manufacturer part number: AN325-6.
Features
  • Nut,plain,hexagon — FSC 5310
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM AND ZINC OVERALL
  • Thread Class: 2B
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Size: 0.375 INCHES IN
  • Thread Series: UNF
  • Bearing Surface Type: WASHER FACED
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-620-8201, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-620-8201
Primary Part NumberAN325-6
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAeronautical Standards Group Dept of Navy and Air Force
StatusACTIVE
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM AND ZINC OVERALL
Thread Class2B
Thread DirectionRIGHT-HAND
Nominal Thread Size0.375 INCHES IN
Thread SeriesUNF
Bearing Surface TypeWASHER FACED
Thread Quantity Per Inch24
Nut Height0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
Nut StyleHEXAGON
Width Across Flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5325-00-063-91003256 INTERCHANGEABLE
Ring,retaining
The Bechdon Company, Llc
5306-00-156-2752 INTERCHANGEABLE
Bolt,clevis
6350-00-442-5690325-6C5 INTERCHANGEABLE
Bell,electrical
Edwards Signaling and Security Systems a Part of Ge Security
2530-00-678-5128 INTERCHANGEABLE
Cylinder,hydraulic Brake,wheel
6145-00-800-598522171 INTERCHANGEABLE
Cable,special Purpose,electrical
Champlain Cable Leeds Corporation
5930-00-841-801025-03282-1A INTERCHANGEABLE
Switch,rotary
Ballantine Laboratories Inc
5310-01-004-0837325-6 INTERCHANGEABLE
Nut,plain,hexagon
Metadure Parts & Sales, Inc.
5310-01-027-6312325-6 INTERCHANGEABLE
Nut,plain,hexagon
Stewart Avionics Inc
5920-01-097-01483256 INTERCHANGEABLE
Fuseholder
Crown Audio, Inc. Dba Crown International
5310-01-107-7689 INTERCHANGEABLE
Nut
Cross-Reference Index
Part NumberManufacturer
AN325-6 Aeronautical Standards Group Dept of Navy and Air Force (USA)
325-6 Air Force Standard
9033674 Us Army Aviation and Missile Command (USA)
Related Parts
5325-00-063-9100INTERCHANGEABLE
RING,RETAINING
3256
5306-00-156-2752INTERCHANGEABLE
BOLT,CLEVIS
6350-00-442-5690INTERCHANGEABLE
BELL,ELECTRICAL
325-6C5
2530-00-678-5128INTERCHANGEABLE
CYLINDER,HYDRAULIC BRAKE,WHEEL
6145-00-800-5985INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
22171
5930-00-841-8010INTERCHANGEABLE
SWITCH,ROTARY
25-03282-1A
5310-01-004-0837INTERCHANGEABLE
NUT,PLAIN,HEXAGON
325-6
5310-01-027-6312INTERCHANGEABLE
NUT,PLAIN,HEXAGON
325-6
5920-01-097-0148INTERCHANGEABLE
FUSEHOLDER
3256
5310-01-107-7689INTERCHANGEABLE
NUT
5950-01-396-1894INTERCHANGEABLE
TRANSFORMER,POWER
3256
4730-01-488-6448INTERCHANGEABLE
OUTLET,TUBE

Frequently Asked Questions

What is NSN 5310-00-620-8201?

NSN 5310-00-620-8201 is a Nut,plain,hexagon, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-620-8201?

NSN 5310-00-620-8201 has 3 cross-referenced part numbers: AN325-6 (Aeronautical Standards Group Dept of Navy and Air Force), 325-6 (Air Force Standard), 9033674 (Us Army Aviation and Missile Command).

What NSN replaces 5310-00-620-8201?

There are 12 known substitutes for 5310-00-620-8201: 5325-00-063-9100, 5306-00-156-2752, 6350-00-442-5690 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AN325-6?

Key specifications for AN325-6: Material: STEEL OVERALL; Surface Treatment: CADMIUM AND ZINC OVERALL; Thread Class: 2B; Thread Direction: RIGHT-HAND. 11 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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