PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SF141Socket,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-661-6709 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-661-6709 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-661-6709. Primary manufacturer part number: SF141.
Features
  • Socket,socket Wrench — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Style Designator: INTERNAL-INTERNAL
  • Features Provided: MANUAL TOOL
  • Material: STEEL OVERALL
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-661-6709, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5120-01-661-6709
Primary Part NumberSF141
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Style DesignatorINTERNAL-INTERNAL
Features ProvidedMANUAL TOOL
MaterialSTEEL OVERALL
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Size0.438 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-00-277-1464 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
SF141 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
11A7000768-2 Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
Related Parts
5120-00-277-1464INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5120-01-661-6709?

NSN 5120-01-661-6709 is a Socket,socket Wrench, 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 5120-01-661-6709?

NSN 5120-01-661-6709 has 2 cross-referenced part numbers: SF141 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), 11A7000768-2 (Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army).

What NSN replaces 5120-01-661-6709?

There is 1 known substitute for 5120-01-661-6709: 5120-00-277-1464. Verify interchangeability with system specifications before substitution.

What are the specifications of SF141?

Key specifications for SF141: End Item Identification: ARSS; Overall Length: 2.125 INCHES NOMINAL IN; Surface Treatment: CHROMIUM OVERALL; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL. 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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