PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.100Crowfoot Attachment Set,socket W

The American Society of Mechanical Engineers · NSN 5120-01-302-4387 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-302-4387 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-302-4387. Primary manufacturer part number: B107.100.
Features
  • Crowfoot Attachment Set,socket W — FSC 5120
  • Furnished Items: BOX
  • Component Quantity: 23
  • Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS
  • Specification/standard Data: 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nonsupply Items and Quantities: CONTAINS 1 EA CROWFOOT ATTACHMENTS SIZE 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1, 1-1/16, 1-1/8, 1-3/16, 1-1/4, 1-5/16, 1-3/8, 1-1/2, 1-5/8, 1-11/16, 1-3/4, 1-7/8, 2, 2-1/8, 2-1/4 AND 2-1/2 IN. IN
  • 5 verified cross-references
  • Primary manufacturer: The American Society of Mechanical Engineers
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Crowfoot Attachment Set,socket W, cataloged under National Stock Number 5120-01-302-4387, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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
NSN5120-01-302-4387
Primary Part NumberB107.100
Item NameCrowfoot Attachment Set,socket W
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Furnished ItemsBOX
Component Quantity23
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS
Specification/standard Data05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nonsupply Items and QuantitiesCONTAINS 1 EA CROWFOOT ATTACHMENTS SIZE 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1, 1-1/16, 1-1/8, 1-3/16, 1-1/4, 1-5/16, 1-3/8, 1-1/2, 1-5/8, 1-11/16, 1-3/4, 1-7/8, 2, 2-1/8, 2-1/4 AND 2-1/2 IN. IN
Lifecycle & Compliance
Acquisition StatusACTIVE
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
5120-01-335-1091 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-01-335-1111 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-01-335-1124SCO44 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
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
5120-01-586-4506 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Cross-Reference Index
Part NumberManufacturer
B107.100 The American Society of Mechanical Engineers (USA)
B107.100 CAT 21 TY2CL2 General Services Administration Federal Supply Service (USA)
5705566 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
B107.21 TY2CL2 General Services Administration Federal Supply Service (USA)
B107.21 The American Society of Mechanical Engineers (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
5120-01-335-1091INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-335-1111INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-335-1124INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
SCO44
5120-01-335-1148INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
FC66A
5120-01-429-6689INTERCHANGEABLE
CROWFOOT ATTACHMENT SET,SOCKET W
5120-01-586-4506INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-589-8725INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-603-5295INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
TMCOM10

Frequently Asked Questions

What is NSN 5120-01-302-4387?

NSN 5120-01-302-4387 is a Crowfoot Attachment Set,socket W, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-302-4387?

NSN 5120-01-302-4387 has 5 cross-referenced part numbers: B107.100 (The American Society of Mechanical Engineers), B107.100 CAT 21 TY2CL2 (General Services Administration Federal Supply Service), 5705566 (U S Army Tank Automotive Command Amsta-Im-Mm), B107.21 TY2CL2 (General Services Administration Federal Supply Service), B107.21 (The American Society of Mechanical Engineers).

What NSN replaces 5120-01-302-4387?

There are 12 known substitutes for 5120-01-302-4387: 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 B107.100?

Key specifications for B107.100: Furnished Items: BOX; Component Quantity: 23; Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS; Specification/standard Data: 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 5 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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