PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS954 TY3Adapter,torque Wrench

General Services Administration Federal Supply Service · NSN 5120-01-278-7266 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-278-7266 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-278-7266. Primary manufacturer part number: AS954 TY3.
Features
  • Adapter,torque Wrench — FSC 5120
  • Nondefinitive Spec/std Data: 3 TYPE
  • Style Designator: BOX END
  • Material: STEEL OVERALL
  • Drive Surface Size: 0.375 INCHES NOMINAL SECOND END IN
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching End Head Thickness: 0.359 INCHES MAXIMUM IN
  • Wrenching Surface Size: 0.500 INCHES NOMINAL FIRST END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Adapter,torque Wrench, cataloged under National Stock Number 5120-01-278-7266, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5120-01-278-7266
Primary Part NumberAS954 TY3
Item NameAdapter,torque Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusACTIVE
Nondefinitive Spec/std Data3 TYPE
Style DesignatorBOX END
MaterialSTEEL OVERALL
Drive Surface Size0.375 INCHES NOMINAL SECOND END IN
Surface TreatmentCHROMIUM OVERALL
Wrenching End Head Thickness0.359 INCHES MAXIMUM IN
Wrenching Surface Size0.500 INCHES NOMINAL FIRST END IN
Drive End Head Thickness0.437 INCHES NOMINAL IN
Drive End ShapeSQUARE SECOND END INTERNAL
Drive End Outside Diameter0.750 INCHES NOMINAL IN
Wrenching Surface Shape12 POINT FIRST END INTERNAL
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching End Outside Diameter0.750 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-020-5663 INTERCHANGEABLE
Adapter,torque Wrench
5120-01-112-4496 INTERCHANGEABLE
Adapter,torque Wrench
5120-01-112-4497 INTERCHANGEABLE
Adapter,torque Wrench
5120-01-112-4498 INTERCHANGEABLE
Adapter,torque Wrench
5120-01-277-1239 INTERCHANGEABLE
Adapter,torque Wrench
5120-01-278-8253 INTERCHANGEABLE
Adapter,torque Wrench
5120-01-367-3580 INTERCHANGEABLE
Adapter,torque Wrench
5120-01-367-3589FRES8 INTERCHANGEABLE
Adapter,torque Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-01-429-733812KP483 INTERCHANGEABLE
Adapter,torque Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-01-429-7405FRDH101 INTERCHANGEABLE
Adapter,torque Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
AS954 TY3 General Services Administration Federal Supply Service (USA)
AS954 Sae International Dba Sae International (USA)
AS954 Society of Automotive Engineers Inc (USA)
Related Parts
5120-00-020-5663INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
5120-01-112-4496INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
5120-01-112-4497INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
5120-01-112-4498INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
5120-01-277-1239INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
5120-01-278-8253INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
5120-01-367-3580INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
5120-01-367-3589INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
FRES8
5120-01-429-7338INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
12KP483
5120-01-429-7405INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
FRDH101
5120-01-528-8734INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
5120-01-603-0725INTERCHANGEABLE
TORQUE,ADAPTER

Frequently Asked Questions

What is NSN 5120-01-278-7266?

NSN 5120-01-278-7266 is a Adapter,torque Wrench, manufactured by General Services Administration Federal Supply Service, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-278-7266?

NSN 5120-01-278-7266 has 3 cross-referenced part numbers: AS954 TY3 (General Services Administration Federal Supply Service), AS954 (Sae International Dba Sae International), AS954 (Society of Automotive Engineers Inc).

What NSN replaces 5120-01-278-7266?

There are 12 known substitutes for 5120-01-278-7266: 5120-00-020-5663, 5120-01-112-4496, 5120-01-112-4497 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS954 TY3?

Key specifications for AS954 TY3: Overall Length: 2.00 INCHES NOMINAL IN; Nondefinitive Spec/std Data: 3 TYPE; Style Designator: BOX END; Material: STEEL OVERALL. 15 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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