PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TMU141ASocket,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-335-0986 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-335-0986 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-335-0986. Primary manufacturer part number: TMU141A.
Features
  • Socket,socket Wrench — FSC 5120
  • Features Provided: MANUAL TOOL
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
  • Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Wrenching Surface Size: 0.438 INCHES NOMINAL SINGLE END IN
  • Nondefinitive Spec/std Data: 1 TYPE AND 2 CLASS
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-335-0986, 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 11 commercial cross-references from 10 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
NSN5120-01-335-0986
Primary Part NumberTMU141A
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
Features ProvidedMANUAL TOOL
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Wrenching Surface Size0.438 INCHES NOMINAL SINGLE END IN
Nondefinitive Spec/std Data1 TYPE AND 2 CLASS
MaterialSTEEL OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Style DesignatorUNIVERSAL JOINT
Surface TreatmentCHROMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-061-5652431 1-2IN INTERCHANGEABLE
Valve,gate
Crane Co Div Valve Div
5975-00-153-6397 INTERCHANGEABLE
Junction Box
6515-00-331-250040-2810 INTERCHANGEABLE
Forceps,bone Holding
Sklar Corporation Dba Sklar Instruments
6130-00-496-9227 INTERCHANGEABLE
Power Supply
5935-00-683-356027-14 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
2520-00-741-7268608845 INTERCHANGEABLE
Body,check Valve
Caterpillar Inc Div Caterpillar Defense
5905-00-831-55102714 INTERCHANGEABLE
Poteniometer,temper
Honeywell Inc Process Control Div
4730-01-023-4253 INTERCHANGEABLE
Flange,pipe
5340-01-196-77322714 INTERCHANGEABLE
Cover,access
Jacobs Mfg Co the
5915-01-301-6787260390 INTERCHANGEABLE
Filter,radio Frequency Interfere
Lockheed Martin Corporation
Cross-Reference Index
Part NumberManufacturer
TMU141A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS954 Society of Automotive Engineers Inc (USA)
4492861284 Lemvigh-Muller A/s (DNK)
TMU141 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
TMU141A Snap on Tools (AUS)
AU142B Matco Tools Corp Div Matco Tools (USA)
2714 Wright Tool Company, Llc (USA)
AS954 TY1CL2 General Services Administration Federal Supply Service (USA)
TMU141 Jan Hermanek (CZE)
00-082-8528 Replacement NSN of Temporarily Maintained NSN
AS954 Sae International Dba Sae International (USA)
Related Parts
4820-00-061-5652INTERCHANGEABLE
VALVE,GATE
431 1-2IN
5975-00-153-6397INTERCHANGEABLE
JUNCTION BOX
6515-00-331-2500INTERCHANGEABLE
FORCEPS,BONE HOLDING
40-2810
6130-00-496-9227INTERCHANGEABLE
POWER SUPPLY
5935-00-683-3560INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
27-14
2520-00-741-7268INTERCHANGEABLE
BODY,CHECK VALVE
608845
5905-00-831-5510INTERCHANGEABLE
POTENIOMETER,TEMPER
2714
4730-01-023-4253INTERCHANGEABLE
FLANGE,PIPE
5340-01-196-7732INTERCHANGEABLE
COVER,ACCESS
2714
5915-01-301-6787INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
260390
5999-01-319-0361INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
2714
5340-01-392-5632INTERCHANGEABLE
BUTTON,PLUG
2714

Frequently Asked Questions

What is NSN 5120-01-335-0986?

NSN 5120-01-335-0986 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 5120-01-335-0986?

NSN 5120-01-335-0986 has 11 cross-referenced part numbers: TMU141A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AS954 (Society of Automotive Engineers Inc), 4492861284 (Lemvigh-Muller A/s), TMU141 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), TMU141A (Snap on Tools) and 6 more.

What NSN replaces 5120-01-335-0986?

There are 12 known substitutes for 5120-01-335-0986: 4820-00-061-5652, 5975-00-153-6397, 6515-00-331-2500 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TMU141A?

Key specifications for TMU141A: Features Provided: MANUAL TOOL; Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN; Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL. 11 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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