PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9-43523Handle,socket Wrench

Sears, Roebuck and Co. Dba Sears Div Sears Commercial · NSN 5120-00-221-7960 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-221-7960 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-221-7960. Primary manufacturer part number: 9-43523.
Features
  • Handle,socket Wrench — FSC 5120
  • Material: STEEL OVERALL
  • Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS
  • Style Designator: HINGED
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Handle,socket Wrench, cataloged under National Stock Number 5120-00-221-7960, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Sears, Roebuck and Co. Dba Sears Div Sears Commercial. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 9 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
NSN5120-00-221-7960
Primary Part Number9-43523
Item NameHandle,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSears, Roebuck and Co. Dba Sears Div Sears Commercial
StatusCANCELLED
MaterialSTEEL OVERALL
Specification/standard Data0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS
Style DesignatorHINGED
Drive End ShapeSQUARE SINGLE END EXTERNAL
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-221-7958 INTERCHANGEABLE
Handle,socket Wrench
5120-00-221-7959 INTERCHANGEABLE
Handle,socket Wrench
5120-00-221-7988 INTERCHANGEABLE
Handle,socket Wrench
5120-00-236-7590JHWS-41AA INTERCHANGEABLE
Handle,socket Wrench
Williams J H Industrial Products Inc
5120-00-240-5396 INTERCHANGEABLE
Handle,socket Wrench
5950-00-463-8101 INTERCHANGEABLE
Transformer,power
5950-00-470-9376 INTERCHANGEABLE
Transformer,power
1680-00-510-249943523 INTERCHANGEABLE
Gearbox Assembly,aircraft
Heligear Acquisition Co. Dba Northstar Aerospace, Inc.
6520-00-584-269988-0394 INTERCHANGEABLE
Elevator,periosteal
Boss Instruments, Limited Inc
5845-00-757-327243523 INTERCHANGEABLE
Board Assembly
L3harris Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
9-43523 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
B107.10 TY1CL1 General Services Administration Federal Supply Service (USA)
00943523000 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
M42 Trw Inc Hand Tools Div Trw Industrial Products Group (USA)
B107.10 The American Society of Mechanical Engineers (USA)
0425 0717 Blackwood J. Blackwood & Son Pty Ltd (AUS)
43523 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
B107.10M TY1CL1 General Services Administration Federal Supply Service (USA)
GGG-W-641 TY3CL1 General Services Administration Federal Supply Service (USA)
A-A-2164 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AS4283 TY1CL1 General Services Administration Federal Supply Service (USA)
B107.10M The American Society of Mechanical Engineers (USA)
AS4283 Society of Automotive Engineers Inc (USA)
GGG-W-641 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AS4283 Sae International Dba Sae International (USA)
Related Parts
5120-00-221-7958INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-00-221-7959INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-00-221-7988INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-00-236-7590INTERCHANGEABLE
HANDLE,SOCKET WRENCH
JHWS-41AA
5120-00-240-5396INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5950-00-463-8101INTERCHANGEABLE
TRANSFORMER,POWER
5950-00-470-9376INTERCHANGEABLE
TRANSFORMER,POWER
1680-00-510-2499INTERCHANGEABLE
GEARBOX ASSEMBLY,AIRCRAFT
43523
6520-00-584-2699INTERCHANGEABLE
ELEVATOR,PERIOSTEAL
88-0394
5845-00-757-3272INTERCHANGEABLE
BOARD ASSEMBLY
43523
2350-00-796-8000INTERCHANGEABLE
GUN,AIR DEFENSE ARTILLERY,SELF-P
2990-00-851-7388INTERCHANGEABLE
MUFFLER,EXHAUST
T-8434

Frequently Asked Questions

What is NSN 5120-00-221-7960?

NSN 5120-00-221-7960 is a Handle,socket Wrench, manufactured by Sears, Roebuck and Co. Dba Sears Div Sears Commercial, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-221-7960?

NSN 5120-00-221-7960 has 15 cross-referenced part numbers: 9-43523 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), B107.10 TY1CL1 (General Services Administration Federal Supply Service), 00943523000 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), M42 (Trw Inc Hand Tools Div Trw Industrial Products Group), B107.10 (The American Society of Mechanical Engineers) and 10 more.

What NSN replaces 5120-00-221-7960?

There are 12 known substitutes for 5120-00-221-7960: 5120-00-221-7958, 5120-00-221-7959, 5120-00-221-7988 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9-43523?

Key specifications for 9-43523: Overall Length: 4.900 INCHES MINIMUM AND 6.200 INCHES MAXIMUM IN; Material: STEEL OVERALL; Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-221-7960 still in active supply?

NSN 5120-00-221-7960 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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