PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM22Socket,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-661-8436 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-661-8436 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-661-8436. Primary manufacturer part number: SM22.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Wrenching Surface Size: 22.0 MILLIMETERS NOMINAL SINGLE END MM
  • Surface Treatment: CHROMIUM OVERALL
  • Features Provided: MANUAL TOOL
  • Style Designator: INTERNAL-INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-661-8436, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-661-8436
Primary Part NumberSM22
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
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Size22.0 MILLIMETERS NOMINAL SINGLE END MM
Surface TreatmentCHROMIUM OVERALL
Features ProvidedMANUAL TOOL
Style DesignatorINTERNAL-INTERNAL
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4320-01-086-2873SM50100 INTERCHANGEABLE
Pump Unit,centrifugal
Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
5930-01-389-4072935903J INTERCHANGEABLE
Switch,slide
Thales Defense & Security Inc Dba Thales Communications Inc
Cross-Reference Index
Part NumberManufacturer
11A7000790-13 Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
SM22 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
4320-01-086-2873INTERCHANGEABLE
PUMP UNIT,CENTRIFUGAL
SM50100
5930-01-389-4072INTERCHANGEABLE
SWITCH,SLIDE
935903J

Frequently Asked Questions

What is NSN 5120-01-661-8436?

NSN 5120-01-661-8436 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 5120-01-661-8436?

NSN 5120-01-661-8436 has 2 cross-referenced part numbers: 11A7000790-13 (Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army), SM22 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5120-01-661-8436?

There are 2 known substitutes for 5120-01-661-8436: 4320-01-086-2873, 5930-01-389-4072. Verify interchangeability with system specifications before substitution.

What are the specifications of SM22?

Key specifications for SM22: End Item Identification: ARSS; Overall Length: 82.6 MILLIMETERS NOMINAL MM; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL; Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN. 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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