PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN8508-42ACrowfoot Attachment,socket Wrenc

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-348-7318 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-348-7318 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-348-7318. Primary manufacturer part number: AN8508-42A.
Features
  • Crowfoot Attachment,socket Wrenc — FSC 5120
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND C STYLE AND A DESIGN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Style Designator: FLARE NUT
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Size: 2.625 INCHES NOMINAL SINGLE END IN
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-348-7318, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-348-7318
Primary Part NumberAN8508-42A
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
StatusACTIVE
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND C STYLE AND A DESIGN
Drive End ShapeSQUARE SINGLE END INTERNAL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Style DesignatorFLARE NUT
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Size2.625 INCHES NOMINAL SINGLE END IN
MaterialSTEEL OVERALL
Specification/standard Data81343-SAE AS4167 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-01-348-7310 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Cross-Reference Index
Part NumberManufacturer
AN8508-42A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS4167 TY1CL1STCDEA General Services Administration Federal Supply Service (USA)
AS4167 Sae International Dba Sae International (USA)
AN8508-42 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS4167 Society of Automotive Engineers Inc (USA)
AN850842B Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AN850842B Snap on Uk Holdings Ltd T/a Snap on Tools (GBR)
Related Parts
5120-01-348-7310INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC

Frequently Asked Questions

What is NSN 5120-01-348-7318?

NSN 5120-01-348-7318 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: active.

What are the part numbers for NSN 5120-01-348-7318?

NSN 5120-01-348-7318 has 7 cross-referenced part numbers: AN8508-42A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AS4167 TY1CL1STCDEA (General Services Administration Federal Supply Service), AS4167 (Sae International Dba Sae International), AN8508-42 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AS4167 (Society of Automotive Engineers Inc) and 2 more.

What NSN replaces 5120-01-348-7318?

There is 1 known substitute for 5120-01-348-7318: 5120-01-348-7310. Verify interchangeability with system specifications before substitution.

What are the specifications of AN8508-42A?

Key specifications for AN8508-42A: Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND C STYLE AND A DESIGN; Drive End Shape: SQUARE SINGLE END INTERNAL; Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN; Style Designator: FLARE NUT. 10 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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