PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-1402Socket,socket Wrench

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 5120-00-288-6541 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-288-6541 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-288-6541. Primary manufacturer part number: A-A-1402.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching Surface Shape: 8 POINT SINGLE END INTERNAL
  • Material: STEEL OVERALL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Features Provided: MANUAL TOOL
  • Special Markings: 1/4 IN. IN
  • Drive End Outside Diameter: 0.690 INCHES MAXIMUM IN
  • Surface Treatment: CHROMIUM OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-00-288-6541, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-288-6541
Primary Part NumberA-A-1402
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Wrenching Surface Shape8 POINT SINGLE END INTERNAL
MaterialSTEEL OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Features ProvidedMANUAL TOOL
Special Markings1/4 IN. IN
Drive End Outside Diameter0.690 INCHES MAXIMUM IN
Surface TreatmentCHROMIUM OVERALL
Wrenching End Outside Diameter0.572 INCHES MAXIMUM IN
Specification/standard Data05047-ASME B107.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface Size0.250 INCHES NOMINAL SINGLE END IN
Style DesignatorINTERNAL-INTERNAL
Nondefinitive Spec/std Data2 TYPE
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Wrenching End Opening Depth0.125 INCHES MINIMUM IN
Departure From Cited DocumentRETENTION TYPE - DESIGN D, 4 CAVITIES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5120-00-180-1016 INTERCHANGEABLE
Socket,socket Wrench
5120-00-180-1017 INTERCHANGEABLE
Socket,socket Wrench
5120-00-596-0847 INTERCHANGEABLE
Socket,socket Wrench
5905-00-984-5880124-2036-00 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Alcatel-Lucent Holdings Inc.
5120-01-661-6701F308 INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
A-A-1402 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
F308 Sna Germany Gmbh (DEU)
B107.1 The American Society of Mechanical Engineers (USA)
GGG-W-641 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
B107.1 TY2 General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-180-1016INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-180-1017INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-596-0847INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5905-00-984-5880INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
124-2036-00
5120-01-661-6701INTERCHANGEABLE
SOCKET,SOCKET WRENCH
F308

Frequently Asked Questions

What is NSN 5120-00-288-6541?

NSN 5120-00-288-6541 is a Socket,socket Wrench, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-288-6541?

NSN 5120-00-288-6541 has 5 cross-referenced part numbers: A-A-1402 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), F308 (Sna Germany Gmbh), B107.1 (The American Society of Mechanical Engineers), GGG-W-641 (Federal Specifications Promulgated by General Services Administration Washington DC), B107.1 TY2 (General Services Administration Federal Supply Service).

What NSN replaces 5120-00-288-6541?

There are 5 known substitutes for 5120-00-288-6541: 5120-00-180-1016, 5120-00-180-1017, 5120-00-596-0847 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-1402?

Key specifications for A-A-1402: Wrenching Surface Shape: 8 POINT SINGLE END INTERNAL; Material: STEEL OVERALL; Drive End Shape: SQUARE SINGLE END INTERNAL; Features Provided: MANUAL TOOL. 16 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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