PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS954Wrench,box

Society of Automotive Engineers Inc · NSN 5120-00-228-9526 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-228-9526 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-228-9526. Primary manufacturer part number: AS954.
Features
  • Wrench,box — FSC 5120
  • Small End Head Thickness: 0.344 INCHES MAXIMUM IN
  • Wrenching Surface Shape: 12 POINT BOTH ENDS INTERNAL
  • Special Markings: WRENCH SIZE
  • Wrenching Surface Size: 0.500 INCHES NOMINAL SECOND END IN
  • Surface Treatment: CHROMIUM OVERALL
  • Style Designator: SHALLOW ANGULAR OFFSET DOUBLE HEAD
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box, cataloged under National Stock Number 5120-00-228-9526, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Society of Automotive Engineers Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-228-9526
Primary Part NumberAS954
Item NameWrench,box
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSociety of Automotive Engineers Inc
StatusCANCELLED
Small End Head Thickness0.344 INCHES MAXIMUM IN
Wrenching Surface Shape12 POINT BOTH ENDS INTERNAL
Special MarkingsWRENCH SIZE
Wrenching Surface Size0.500 INCHES NOMINAL SECOND END IN
Surface TreatmentCHROMIUM OVERALL
Style DesignatorSHALLOW ANGULAR OFFSET DOUBLE HEAD
MaterialSTEEL OVERALL
Wrenching Surface Size0.438 INCHES NOMINAL FIRST END IN
Specification/standard Data81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Nondefinitive Spec/std Data2 TYPE AND 1 CLASS AND A STYLE
Small End Outside Diameter0.719 INCHES MAXIMUM IN
Large End Head Thickness0.359 INCHES MAXIMUM IN
Large End Outside Diameter0.813 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-184-8602 INTERCHANGEABLE
Wrench,box
5120-00-224-3154 INTERCHANGEABLE
Wrench,box
5320-00-237-37073ZT0114 INTERCHANGEABLE
Rivet,tubular
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
5120-00-277-1441 INTERCHANGEABLE
Wrench,box
5120-00-277-1443 INTERCHANGEABLE
Wrench,box
5120-00-277-1444 INTERCHANGEABLE
Wrench,box
5120-00-529-1483 INTERCHANGEABLE
Wrench,box
5120-00-935-7362 INTERCHANGEABLE
Wrench,box
5120-01-131-4463 INTERCHANGEABLE
Wrench,box
5120-01-161-1901 INTERCHANGEABLE
Wrench,box
Cross-Reference Index
Part NumberManufacturer
AS954 Society of Automotive Engineers Inc (USA)
B107.100 The American Society of Mechanical Engineers (USA)
X1416 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.9 The American Society of Mechanical Engineers (USA)
B107.9 TY1CL2 General Services Administration Federal Supply Service (USA)
B107.6 The American Society of Mechanical Engineers (USA)
AS954 Sae International Dba Sae International (USA)
AS954 TY2CL1STA General Services Administration Federal Supply Service (USA)
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
A-A-1343 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
5120-00-184-8602INTERCHANGEABLE
WRENCH,BOX
5120-00-224-3154INTERCHANGEABLE
WRENCH,BOX
5320-00-237-3707INTERCHANGEABLE
RIVET,TUBULAR
3ZT0114
5120-00-277-1441INTERCHANGEABLE
WRENCH,BOX
5120-00-277-1443INTERCHANGEABLE
WRENCH,BOX
5120-00-277-1444INTERCHANGEABLE
WRENCH,BOX
5120-00-529-1483INTERCHANGEABLE
WRENCH,BOX
5120-00-935-7362INTERCHANGEABLE
WRENCH,BOX
5120-01-131-4463INTERCHANGEABLE
WRENCH,BOX
5120-01-161-1901INTERCHANGEABLE
WRENCH,BOX
5120-01-378-9127INTERCHANGEABLE
WRENCH,BOX
5120-01-428-8401INTERCHANGEABLE
WRENCH SET,BOX

Frequently Asked Questions

What is NSN 5120-00-228-9526?

NSN 5120-00-228-9526 is a Wrench,box, manufactured by Society of Automotive Engineers Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-228-9526?

NSN 5120-00-228-9526 has 10 cross-referenced part numbers: AS954 (Society of Automotive Engineers Inc), B107.100 (The American Society of Mechanical Engineers), X1416 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.9 (The American Society of Mechanical Engineers), B107.9 TY1CL2 (General Services Administration Federal Supply Service) and 5 more.

What NSN replaces 5120-00-228-9526?

There are 12 known substitutes for 5120-00-228-9526: 5120-00-184-8602, 5120-00-224-3154, 5320-00-237-3707 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS954?

Key specifications for AS954: Small End Head Thickness: 0.344 INCHES MAXIMUM IN; Wrenching Surface Shape: 12 POINT BOTH ENDS INTERNAL; Special Markings: WRENCH SIZE; Wrenching Surface Size: 0.500 INCHES NOMINAL SECOND END IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-228-9526 still in active supply?

NSN 5120-00-228-9526 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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