PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40953Handle,socket Wrench

S K Hand Tool Corp · NSN 5120-01-651-0416 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-651-0416 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-651-0416. Primary manufacturer part number: 40953.
Features
  • Handle,socket Wrench — FSC 5120
  • Nondefinitive Spec/std Data: 1 TYPE AND 3 CLASS AND B STYLE
  • Specification/standard Data: 05047-ASME B107.10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Material: PLASTIC HANDLE
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
  • Material: STEEL WRENCHING SURFACE
  • Style Designator: SPIN RIGID
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
Applications
  • Applications requiring Plastic Handle construction
General Description

The Handle,socket Wrench, cataloged under National Stock Number 5120-01-651-0416, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is S K Hand Tool Corp. Government technical data includes 7 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
NSN5120-01-651-0416
Primary Part Number40953
Item NameHandle,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerS K Hand Tool Corp
StatusACTIVE
Nondefinitive Spec/std Data1 TYPE AND 3 CLASS AND B STYLE
Specification/standard Data05047-ASME B107.10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialPLASTIC HANDLE
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
MaterialSTEEL WRENCHING SURFACE
Style DesignatorSPIN RIGID
Drive End ShapeSQUARE SINGLE END EXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4140-00-215-607240953 INTERCHANGEABLE
Fan,centrifugal
L3harris Technologies, Inc Div Space & Airborne Systems
5120-00-242-3256 INTERCHANGEABLE
Handle,socket Wrench
5310-00-262-58820188-8 INTERCHANGEABLE
Washer,flat
Lockheed Martin Corporation Div Rms
6220-00-299-46233001-24 INTERCHANGEABLE
Light,landing,aircraft
Grimes Aerospace Company
5120-01-335-0747 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0748 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0752 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0753 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0764 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0765 INTERCHANGEABLE
Handle,socket Wrench
Cross-Reference Index
Part NumberManufacturer
B107.10 The American Society of Mechanical Engineers (USA)
40953 PRIMARY S K Hand Tool Corp (USA)
B107.10 TY1CL3STB General Services Administration Federal Supply Service (USA)
Related Parts
4140-00-215-6072INTERCHANGEABLE
FAN,CENTRIFUGAL
40953
5120-00-242-3256INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5310-00-262-5882INTERCHANGEABLE
WASHER,FLAT
0188-8
6220-00-299-4623INTERCHANGEABLE
LIGHT,LANDING,AIRCRAFT
3001-24
5120-01-335-0747INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0748INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0752INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0753INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0764INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0765INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-398-7703INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-399-9518INTERCHANGEABLE
HANDLE,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5120-01-651-0416?

NSN 5120-01-651-0416 is a Handle,socket Wrench, manufactured by S K Hand Tool Corp, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-651-0416?

NSN 5120-01-651-0416 has 3 cross-referenced part numbers: B107.10 (The American Society of Mechanical Engineers), 40953 (S K Hand Tool Corp), B107.10 TY1CL3STB (General Services Administration Federal Supply Service).

What NSN replaces 5120-01-651-0416?

There are 12 known substitutes for 5120-01-651-0416: 4140-00-215-6072, 5120-00-242-3256, 5310-00-262-5882 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40953?

Key specifications for 40953: Overall Length: 6.000 INCHES NOMINAL IN; Nondefinitive Spec/std Data: 1 TYPE AND 3 CLASS AND B STYLE; Specification/standard Data: 05047-ASME B107.10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Material: PLASTIC HANDLE. 9 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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