Product Details | BOX WRENCH

5120-01-278-1188 A nonadjustable wrench having a box wrenching feature on one or both ends. Excludes WRENCH, OPEN END BOX; and WRENCH, BOX AND OPEN END, COMBINATION.

Part Alternates: AS954, AS954 TY2CL2STB , AS954TY2CL2STB, AS954TY2CL2STBSZ3/8X7/16, AS954TY2CL2STBSZ38X716, 5120-01-278-1188, 01-278-1188, 5120012781188, 012781188

Hand Tools | Hand Tools, Nonedged, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
51 01 MAY 1988 01-278-1188

Drawings & Photos | NSN 5120-01-278-1188


Demand History | NSN 5120-01-278-1188

Part Number Request Date QTY Origin
AS954 2026-02-36 2 us
AS954 2026-02-36 4 us
AS954 2026-02-36 8 us
AS954 2025-11-310 1 US
AS954 2021-01-16 2 US
AS954 2019-09-248 1 US

Cross Reference | NSN 5120-01-278-1188

Part Number Cage Code Manufacturer
AS954 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS954TY2CL2STBSZ3/8X7/16 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC

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Technical Data | NSN 5120-01-278-1188

Characteristic Specifications
MATERIAL STEEL OVERALL
SURFACE TREATMENT CHROMIUM OVERALL
STYLE DESIGNATOR 41 ANGULAR OFFSET DOUBLE HEAD
OVERALL LENGTH 4.250 INCHES MINIMUM AND 5.250 INCHES MAXIMUM
LARGE END OUTSIDE DIAMETER 0.660 INCHES MAXIMUM
SMALL END OUTSIDE DIAMETER 0.578 INCHES MAXIMUM
LARGE END HEAD THICKNESS 0.349 INCHES MAXIMUM
SMALL END HEAD THICKNESS 0.327 INCHES MAXIMUM
WRENCHING END OFFSET ANGLE 15.0 DEGREES NOMINAL
WRENCHING SURFACE SIZE 0.375 INCHES NOMINAL FIRST END 0.437 INCHES NOMINAL SECOND END
WRENCHING SURFACE SHAPE 12 POINT BOTH ENDS INTERNAL
SPECIFICATION/STANDARD DATA 81343-AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NONDEFINITIVE SPEC/STD DATA 2 TYPE AND 2 CLASS AND B STYLE

Restrictions/Controls & Freight Information | NSN 5120-01-278-1188

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information

Management | NSN 5120-01-278-1188

Category Code Description
Cognizance Codes9QNavy-owned stocks of items accepted by the General Services Administration for support of Navy requirements
Naval Inventory Control Point, Mechanicsburg
Source of SupplyGSAGeneral Services Administration
Washington, D.C. 20406
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative