PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-1342Wrench,box

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 5120-00-184-8676 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-184-8676 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-184-8676. Primary manufacturer part number: A-A-1342.
Features
  • Wrench,box — FSC 5120
  • Large End Head Thickness: 0.844 INCHES MAXIMUM IN
  • Large End Outside Diameter: 1.953 INCHES MAXIMUM IN
  • Wrenching Surface Shape: 12 POINT BOTH ENDS INTERNAL
  • Special Markings: WRENCH SIZE
  • Nondefinitive Spec/std Data: 2 TYPE AND 1 CLASS AND A STYLE
  • Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Wrenching Surface Size: 1.312 INCHES NOMINAL SECOND END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box, cataloged under National Stock Number 5120-00-184-8676, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 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
NSN5120-00-184-8676
Primary Part NumberA-A-1342
Item NameWrench,box
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Large End Head Thickness0.844 INCHES MAXIMUM IN
Large End Outside Diameter1.953 INCHES MAXIMUM IN
Wrenching Surface Shape12 POINT BOTH ENDS INTERNAL
Special MarkingsWRENCH SIZE
Nondefinitive Spec/std Data2 TYPE AND 1 CLASS AND A STYLE
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface Size1.312 INCHES NOMINAL SECOND END IN
Wrenching Surface Size1.250 INCHES NOMINAL FIRST END IN
Style DesignatorSHALLOW ANGULAR OFFSET DOUBLE HEAD
Small End Outside Diameter1.875 INCHES MAXIMUM IN
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Small End Head Thickness0.812 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-184-8677 INTERCHANGEABLE
Wrench,box
5120-00-184-8678 INTERCHANGEABLE
Wrench,box
5120-00-204-2670 INTERCHANGEABLE
Wrench,box
5120-00-222-1592 INTERCHANGEABLE
Wrench,box
5120-00-222-1593 INTERCHANGEABLE
Wrench,box
5120-00-224-3144 INTERCHANGEABLE
Wrench,box
5120-00-224-3146 INTERCHANGEABLE
Wrench,box
5120-00-224-3148 INTERCHANGEABLE
Wrench,box
5120-00-224-3154 INTERCHANGEABLE
Wrench,box
5120-00-228-9521 INTERCHANGEABLE
Wrench,box
Cross-Reference Index
Part NumberManufacturer
A-A-1342 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AS954 Society of Automotive Engineers Inc (USA)
B107.6 The American Society of Mechanical Engineers (USA)
AS954 TY2CL1STA General Services Administration Federal Supply Service (USA)
1155 Stanley-Proto Industrial Works Div of the Stanley Works (USA)
B107.9 TY1CL1 General Services Administration Federal Supply Service (USA)
B107.9 The American Society of Mechanical Engineers (USA)
J1155 The Stanley Works Dba Stanley Proto (USA)
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AS954 Sae International Dba Sae International (USA)
1155 The Stanley Works Dba Stanley Proto (USA)
B107.100 The American Society of Mechanical Engineers (USA)
1155 Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters (USA)
Related Parts
5120-00-184-8677INTERCHANGEABLE
WRENCH,BOX
5120-00-184-8678INTERCHANGEABLE
WRENCH,BOX
5120-00-204-2670INTERCHANGEABLE
WRENCH,BOX
5120-00-222-1592INTERCHANGEABLE
WRENCH,BOX
5120-00-222-1593INTERCHANGEABLE
WRENCH,BOX
5120-00-224-3144INTERCHANGEABLE
WRENCH,BOX
5120-00-224-3146INTERCHANGEABLE
WRENCH,BOX
5120-00-224-3148INTERCHANGEABLE
WRENCH,BOX
5120-00-224-3154INTERCHANGEABLE
WRENCH,BOX
5120-00-228-9521INTERCHANGEABLE
WRENCH,BOX
5120-00-228-9524INTERCHANGEABLE
WRENCH,BOX
5120-00-277-1437INTERCHANGEABLE
WRENCH,BOX

Frequently Asked Questions

What is NSN 5120-00-184-8676?

NSN 5120-00-184-8676 is a Wrench,box, 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 5120-00-184-8676?

NSN 5120-00-184-8676 has 13 cross-referenced part numbers: A-A-1342 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AS954 (Society of Automotive Engineers Inc), B107.6 (The American Society of Mechanical Engineers), AS954 TY2CL1STA (General Services Administration Federal Supply Service), 1155 (Stanley-Proto Industrial Works Div of the Stanley Works) and 8 more.

What NSN replaces 5120-00-184-8676?

There are 12 known substitutes for 5120-00-184-8676: 5120-00-184-8677, 5120-00-184-8678, 5120-00-204-2670 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-1342?

Key specifications for A-A-1342: Large End Head Thickness: 0.844 INCHES MAXIMUM IN; Special Features: FORGED STEEL; Large End Outside Diameter: 1.953 INCHES MAXIMUM IN; Wrenching Surface Shape: 12 POINT BOTH ENDS INTERNAL. 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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