PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SCO44Crowfoot Attachment,socket Wrenc

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-335-1124 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-335-1124 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-335-1124. Primary manufacturer part number: SCO44.
Features
  • Crowfoot Attachment,socket Wrenc — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Shape: OVAL SINGLE END INTERNAL
  • Specification/standard Data: 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS
  • Wrenching Surface Size: 1.375 INCHES NOMINAL SINGLE END IN
  • Material: STEEL OVERALL
  • Head Thickness: 0.440 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-335-1124, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 8 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
NSN5120-01-335-1124
Primary Part NumberSCO44
Item NameCrowfoot Attachment,socket Wrenc
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusCANCELLED
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface ShapeOVAL SINGLE END INTERNAL
Specification/standard Data05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS
Wrenching Surface Size1.375 INCHES NOMINAL SINGLE END IN
MaterialSTEEL OVERALL
Head Thickness0.440 INCHES NOMINAL IN
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
Style DesignatorOPEN END CAMBER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-181-6784 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-236-2261 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-535-1641 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-00-604-5021 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-01-302-4387 INTERCHANGEABLE
Crowfoot Attachment Set,socket W
5120-01-335-1091 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-01-335-1111 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-01-335-1148FC66A INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-01-429-6689 INTERCHANGEABLE
Crowfoot Attachment Set,socket W
5120-01-535-0769 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Cross-Reference Index
Part NumberManufacturer
1TEK4 W.w. Grainger, Inc. Div Government Sales Division (USA)
B107.100 The American Society of Mechanical Engineers (USA)
15016227 Bae Systems Australia Limited (AUS)
SCO44 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
4368189 Oshkosh Defense Llc (USA)
J5344CF The Stanley Works Dba Stanley Proto (USA)
FRS SCO44 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.21 TY2CL2 General Services Administration Federal Supply Service (USA)
B107.100 CAT 21 TY2CL2 General Services Administration Federal Supply Service (USA)
1084 Wright Tool Company, Llc (USA)
B107.21 The American Society of Mechanical Engineers (USA)
5344CF The Stanley Works Dba Stanley Proto (USA)
Related Parts
5120-00-181-6784INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-236-2261INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-535-1641INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-00-604-5021INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-302-4387INTERCHANGEABLE
CROWFOOT ATTACHMENT SET,SOCKET W
5120-01-335-1091INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-335-1111INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-335-1148INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
FC66A
5120-01-429-6689INTERCHANGEABLE
CROWFOOT ATTACHMENT SET,SOCKET W
5120-01-535-0769INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-586-4506INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-589-8725INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC

Frequently Asked Questions

What is NSN 5120-01-335-1124?

NSN 5120-01-335-1124 is a Crowfoot Attachment,socket Wrenc, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-335-1124?

NSN 5120-01-335-1124 has 12 cross-referenced part numbers: 1TEK4 (W.w. Grainger, Inc. Div Government Sales Division), B107.100 (The American Society of Mechanical Engineers), 15016227 (Bae Systems Australia Limited), SCO44 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), 4368189 (Oshkosh Defense Llc) and 7 more.

What NSN replaces 5120-01-335-1124?

There are 12 known substitutes for 5120-01-335-1124: 5120-00-181-6784, 5120-00-236-2261, 5120-00-535-1641 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SCO44?

Key specifications for SCO44: Overall Width: 2.720 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: SOCKET,CRWFT,.50D,1.38,CHR; Surface Treatment: CHROMIUM OVERALL; Wrenching Surface Shape: OVAL SINGLE END INTERNAL. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-335-1124 still in active supply?

NSN 5120-01-335-1124 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.
PartsTable Design LLC · partstable.com