PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS954Socket,socket Wrench

Sae International Dba Sae International · NSN 5120-01-617-6221 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-617-6221 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-617-6221. Primary manufacturer part number: AS954.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching End Outside Diameter: 7.8 MILLIMETERS NOMINAL MM
  • Wrenching End Opening Depth: 4.6 MILLIMETERS NOMINAL MM
  • Drive End Outside Diameter: 11.3 MILLIMETERS NOMINAL MM
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND A STYLE
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Style Designator: INTERNAL-INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-617-6221, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-617-6221
Primary Part NumberAS954
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
Wrenching End Outside Diameter7.8 MILLIMETERS NOMINAL MM
Wrenching End Opening Depth4.6 MILLIMETERS NOMINAL MM
Drive End Outside Diameter11.3 MILLIMETERS NOMINAL MM
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND A STYLE
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Style DesignatorINTERNAL-INTERNAL
Features ProvidedMANUAL TOOL
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Surface TreatmentCHROMIUM OVERALL
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialSTEEL OVERALL
Wrenching Surface Size5.0 MILLIMETERS NOMINAL SINGLE END MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5120-00-144-504580198 INTERCHANGEABLE
Extension,wrench Cr
Curtiss-Wright Controls, Inc. Div Actuation Division
6240-00-185-041537105 INTERCHANGEABLE
Lamp,mercury Vapor
Westron Corporation Dba Westron Lighting
2530-00-953-035680178 INTERCHANGEABLE
Wheel,solid Rubber Tire
Aerol Llc
1630-01-034-573837105 INTERCHANGEABLE
Lever
Parker-Hannifin Corporation Dba Control Systems Division
5340-01-075-117737105 INTERCHANGEABLE
Strap,retaining
Jergens Inc Div Tooling Components Division
5331-01-292-0164ORGN2210 INTERCHANGEABLE
O-Ring
Compass Water Solutions, Inc
6160-01-618-528580198 INTERCHANGEABLE
Cover,battery
Optical Systems Technology, Inc Dba Osti Startron
2840-01-633-022137105 INTERCHANGEABLE
Case Part,gas Turbine Engine
Unison Industries, Llc Dba Unison Industries Inc
Cross-Reference Index
Part NumberManufacturer
AS954 Sae International Dba Sae International (USA)
B107.5 TY1CL1 General Services Administration Federal Supply Service (USA)
B107.5 The American Society of Mechanical Engineers (USA)
AS954 TY1CL1STA General Services Administration Federal Supply Service (USA)
80198 Apex Tool Group, Llc Dba Nicholson (USA)
37-105 Armstrong Bros Tool Co (USA)
37-105 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
5120-00-144-5045INTERCHANGEABLE
EXTENSION,WRENCH CR
80198
6240-00-185-0415INTERCHANGEABLE
LAMP,MERCURY VAPOR
37105
2530-00-953-0356INTERCHANGEABLE
WHEEL,SOLID RUBBER TIRE
80178
1630-01-034-5738INTERCHANGEABLE
LEVER
37105
5340-01-075-1177INTERCHANGEABLE
STRAP,RETAINING
37105
5331-01-292-0164INTERCHANGEABLE
O-RING
ORGN2210
6160-01-618-5285INTERCHANGEABLE
COVER,BATTERY
80198
2840-01-633-0221INTERCHANGEABLE
CASE PART,GAS TURBINE ENGINE
37105

Frequently Asked Questions

What is NSN 5120-01-617-6221?

NSN 5120-01-617-6221 is a Socket,socket Wrench, manufactured by Sae International Dba Sae International, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-617-6221?

NSN 5120-01-617-6221 has 7 cross-referenced part numbers: AS954 (Sae International Dba Sae International), B107.5 TY1CL1 (General Services Administration Federal Supply Service), B107.5 (The American Society of Mechanical Engineers), AS954 TY1CL1STA (General Services Administration Federal Supply Service), 80198 (Apex Tool Group, Llc Dba Nicholson) and 2 more.

What NSN replaces 5120-01-617-6221?

There are 8 known substitutes for 5120-01-617-6221: 5120-00-144-5045, 6240-00-185-0415, 2530-00-953-0356 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS954?

Key specifications for AS954: Wrenching End Outside Diameter: 7.8 MILLIMETERS NOMINAL MM; Wrenching End Opening Depth: 4.6 MILLIMETERS NOMINAL MM; Drive End Outside Diameter: 11.3 MILLIMETERS NOMINAL MM; Overall Length: 32.25 MILLIMETERS MAXIMUM MM. 14 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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