PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-55620Buckle

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 5340-01-359-4762 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-359-4762 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-359-4762. Primary manufacturer part number: A-A-55620.
Features
  • Buckle — FSC 5340
  • Specific Usage Design: USED FOR EQUIPAGE ITEM
  • Insignia: NOT INCLUDED
  • Enameled Feature: INCLUDED
  • Material: STEEL OVERALL
  • Strap Accommodation Width: 2.125 INCHES NOMINAL IN
  • Buckle Style Designator: CENTER BAR
  • Color: BLACK
Applications
  • Applications requiring Steel Overall construction
General Description

The Buckle, cataloged under National Stock Number 5340-01-359-4762, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-359-4762
Primary Part NumberA-A-55620
Item NameBuckle
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Specific Usage DesignUSED FOR EQUIPAGE ITEM
InsigniaNOT INCLUDED
Enameled FeatureINCLUDED
MaterialSTEEL OVERALL
Strap Accommodation Width2.125 INCHES NOMINAL IN
Buckle Style DesignatorCENTER BAR
ColorBLACK
Material Document and ClassificationQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-00-257-4954
HAZMATNo
Unit of IssueEA
Verified Substitutes 7
Loop,strap Fastener
Buckle
5340-00-664-6395 INTERCHANGEABLE
Buckle
5340-00-821-5871 INTERCHANGEABLE
Buckle
5340-00-835-1736 INTERCHANGEABLE
Buckle
5340-00-878-8827 INTERCHANGEABLE
Buckle
5340-01-239-1230 INTERCHANGEABLE
Buckle
Cross-Reference Index
Part NumberManufacturer
A-A-55620 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MIL-L-3851 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AA55620-7S Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MS51940-7S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 5340-00-257-4954 Loop,strap Fastener
5340-00-290-0956SUCCESSOR
BUCKLE
5340-00-664-6395INTERCHANGEABLE
BUCKLE
5340-00-821-5871INTERCHANGEABLE
BUCKLE
5340-00-835-1736INTERCHANGEABLE
BUCKLE
5340-00-878-8827INTERCHANGEABLE
BUCKLE
5340-01-239-1230INTERCHANGEABLE
BUCKLE

Frequently Asked Questions

What is NSN 5340-01-359-4762?

NSN 5340-01-359-4762 is a Buckle, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-359-4762?

NSN 5340-01-359-4762 has 4 cross-referenced part numbers: A-A-55620 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MIL-L-3851 (Federal Specifications Promulgated by General Services Administration Washington DC), AA55620-7S (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MS51940-7S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5340-01-359-4762?

There are 7 known substitutes for 5340-01-359-4762: 5340-00-257-4954, 5340-00-290-0956, 5340-00-664-6395 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-55620?

Key specifications for A-A-55620: Specific Usage Design: USED FOR EQUIPAGE ITEM; Insignia: NOT INCLUDED; Enameled Feature: INCLUDED; Material: STEEL OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.

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