PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS954Wrench,box and Open End,combinat

Sae International Dba Sae International · NSN 5120-01-430-7943 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-7943 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-7943. Primary manufacturer part number: AS954.
Features
  • Wrench,box and Open End,combinat — FSC 5120
  • Wrenching Surface Shape: OVAL FIRST END INTERNAL
  • Wrenching Surface Size: 0.438 INCHES NOMINAL BOTH ENDS IN
  • Material: STEEL OVERALL
  • Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Shape: 12 POINT SECOND END INTERNAL
  • Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Wrenching End Offset Angle: 15.0 DEGREES NOMINAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box and Open End,combinat, cataloged under National Stock Number 5120-01-430-7943, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-430-7943
Primary Part NumberAS954
Item NameWrench,box and Open End,combinat
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
Wrenching Surface ShapeOVAL FIRST END INTERNAL
Wrenching Surface Size0.438 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL OVERALL
Head Angle15.0 DEGREES NOMINAL
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Style DesignatorOFFSET
Surface TreatmentCHROMIUM OVERALL
Nondefinitive Spec/std Data2 TYPE AND 4 CLASS AND B STYLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-187-1487390006PC209 INTERCHANGEABLE
Gasket
Naval Ship Systems Command
3110-00-554-3927 INTERCHANGEABLE
Bearing,ball,annular
5961-01-169-4683 INTERCHANGEABLE
Semiconductor Device,diode
5820-01-316-267020-239 INTERCHANGEABLE
Receiver,radio
Radioshack Corporation Dba Radioshack
Cross-Reference Index
Part NumberManufacturer
AS954 Sae International Dba Sae International (USA)
20209 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
20209 Easco Hand Tools Inc (USA)
AS954 TY2CL4STB General Services Administration Federal Supply Service (USA)
AS954 Society of Automotive Engineers Inc (USA)
20209 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
5330-00-187-1487INTERCHANGEABLE
GASKET
390006PC209
3110-00-554-3927INTERCHANGEABLE
BEARING,BALL,ANNULAR
5961-01-169-4683INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5820-01-316-2670INTERCHANGEABLE
RECEIVER,RADIO
20-239

Frequently Asked Questions

What is NSN 5120-01-430-7943?

NSN 5120-01-430-7943 is a Wrench,box and Open End,combinat, manufactured by Sae International Dba Sae International, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-430-7943?

NSN 5120-01-430-7943 has 6 cross-referenced part numbers: AS954 (Sae International Dba Sae International), 20209 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 20209 (Easco Hand Tools Inc), AS954 TY2CL4STB (General Services Administration Federal Supply Service), AS954 (Society of Automotive Engineers Inc) and 1 more.

What NSN replaces 5120-01-430-7943?

There are 4 known substitutes for 5120-01-430-7943: 5330-00-187-1487, 3110-00-554-3927, 5961-01-169-4683 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS954?

Key specifications for AS954: Wrenching Surface Shape: OVAL FIRST END INTERNAL; Wrenching Surface Size: 0.438 INCHES NOMINAL BOTH ENDS IN; Material: STEEL OVERALL; Head Angle: 15.0 DEGREES NOMINAL. 11 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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