PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

JHWSCF40Crowfoot Attachment,socket Wrenc

Williams J H Industrial Products Inc · NSN 5120-00-181-6759 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-181-6759 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-181-6759. Primary manufacturer part number: JHWSCF40.
Features
  • Crowfoot Attachment,socket Wrenc — FSC 5120
  • Head Thickness: 0.875 INCHES NOMINAL IN
  • Style Designator: FLARE NUT
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND C STYLE AND A DESIGN
Applications
  • Applications requiring Steel Overall construction
General Description

The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-00-181-6759, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Williams J H Industrial Products Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 16 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
NSN5120-00-181-6759
Primary Part NumberJHWSCF40
Item NameCrowfoot Attachment,socket Wrenc
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWilliams J H Industrial Products Inc
StatusCANCELLED
Head Thickness0.875 INCHES NOMINAL IN
Style DesignatorFLARE NUT
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Surface TreatmentCHROMIUM OVERALL
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND C STYLE AND A DESIGN
Specification/standard Data0U583-SAE AS4167 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface Size1.250 INCHES NOMINAL SINGLE END IN
Opening Width0.938 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5996-00-004-9424334-1 INTERCHANGEABLE
Amplifier-Demodulator
Control Technology Co Inc Dba Control Technology Co Inc
5920-00-156-0831AC040 INTERCHANGEABLE
Fuse,enclosed Link
Cooper Bussmann, Llc Dba Cooper Industries
5120-00-181-6750 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-181-6752 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-181-6753 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-181-6754 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-181-6755 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-181-6756 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-181-6758 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-184-8385 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Cross-Reference Index
Part NumberManufacturer
10082418 Nimikkeistokeskus Ncb Finland (FIN)
AS4167 Society of Automotive Engineers Inc (USA)
JHWSCF40 PRIMARY Williams J H Industrial Products Inc (USA)
3341 Granco Industries Inc (USA)
GGG-C-1507 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
926B540 Fluor Marine Propulsion, Llc (USA)
AS4167 Sae International Dba Sae International (USA)
AN850820B Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.21 TY1CL1 General Services Administration Federal Supply Service (USA)
B107.21 The American Society of Mechanical Engineers (USA)
E232-693PC693-15 Combustion Engineering Inc Chattanooga Works (USA)
AF40 Bonney Forge Corp Huntingdon Machine Div (USA)
E232-682PC682-19 Combustion Engineering Inc Chattanooga Works (USA)
B107.21 TY1CL3STA General Services Administration Federal Supply Service (USA)
AS4167 TY1CL1STCDEA General Services Administration Federal Supply Service (USA)
45440 Utica Tool Co Inc (USA)
AN8508-20A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
3341 Wta Tool Llc (USA)
GGG-C-1507 TY1CL3 General Services Administration Federal Supply Service (USA)
AF-40 Utica Tool Co Inc (USA)
Related Parts
5996-00-004-9424INTERCHANGEABLE
AMPLIFIER-DEMODULATOR
334-1
5920-00-156-0831INTERCHANGEABLE
FUSE,ENCLOSED LINK
AC040
5120-00-181-6750INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-181-6752INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-181-6753INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-181-6754INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-181-6755INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-181-6756INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-181-6758INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-184-8385INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-184-8388INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-184-8389INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC

Frequently Asked Questions

What is NSN 5120-00-181-6759?

NSN 5120-00-181-6759 is a Crowfoot Attachment,socket Wrenc, manufactured by Williams J H Industrial Products Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-181-6759?

NSN 5120-00-181-6759 has 23 cross-referenced part numbers: 10082418 (Nimikkeistokeskus Ncb Finland), AS4167 (Society of Automotive Engineers Inc), JHWSCF40 (Williams J H Industrial Products Inc), 3341 (Granco Industries Inc), GGG-C-1507 (Federal Specifications Promulgated by General Services Administration Washington DC) and 18 more.

What NSN replaces 5120-00-181-6759?

There are 12 known substitutes for 5120-00-181-6759: 5996-00-004-9424, 5920-00-156-0831, 5120-00-181-6750 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of JHWSCF40?

Key specifications for JHWSCF40: Head Thickness: 0.875 INCHES NOMINAL IN; Overall Width: 1.841 INCHES MAXIMUM IN; Style Designator: FLARE NUT; Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-181-6759 still in active supply?

NSN 5120-00-181-6759 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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