PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A2AAdapter,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-661-6654 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-661-6654 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-661-6654. Primary manufacturer part number: A2A.
Features
  • Adapter,socket Wrench — FSC 5120
  • Environmental Attribute Code: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
  • 3 verified cross-references
  • Primary manufacturer: Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Adapter,socket Wrench, cataloged under National Stock Number 5120-01-661-6654, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-661-6654
Primary Part NumberA2A
Item NameAdapter,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
Environmental Attribute CodePLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5935-00-192-4789 INTERCHANGEABLE
Jack,telephone
5935-00-234-2136936902-1 INTERCHANGEABLE
Jack,telephone
Raytheon Company Dba Raytheon
5120-00-240-8703 INTERCHANGEABLE
Adapter,socket Wrench
6240-00-295-1368A2A INTERCHANGEABLE
Lamp,glow
American National Standards Institute Incorporated Dba American National Standards Institute
5930-00-636-291360A609 INTERCHANGEABLE
Switch,push
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
8040-00-858-9798 INTERCHANGEABLE
Adhesive
8040-00-889-8910 INTERCHANGEABLE
Adhesive
8040-01-088-6581 INTERCHANGEABLE
Adhesive
Cross-Reference Index
Part NumberManufacturer
A2A PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
11A7000155 Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
5120PL2056477 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5935-00-192-4789INTERCHANGEABLE
JACK,TELEPHONE
5935-00-234-2136INTERCHANGEABLE
JACK,TELEPHONE
936902-1
5120-00-240-8703INTERCHANGEABLE
ADAPTER,SOCKET WRENCH
6240-00-295-1368INTERCHANGEABLE
LAMP,GLOW
A2A
5930-00-636-2913INTERCHANGEABLE
SWITCH,PUSH
60A609
8040-00-858-9798INTERCHANGEABLE
ADHESIVE
8040-00-889-8910INTERCHANGEABLE
ADHESIVE
8040-01-088-6581INTERCHANGEABLE
ADHESIVE

Frequently Asked Questions

What is NSN 5120-01-661-6654?

NSN 5120-01-661-6654 is a Adapter,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 5120-01-661-6654?

NSN 5120-01-661-6654 has 3 cross-referenced part numbers: A2A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), 11A7000155 (Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army), 5120PL2056477 (Jednolity Indeks Materialowy - Uniform Material Index).

What NSN replaces 5120-01-661-6654?

There are 8 known substitutes for 5120-01-661-6654: 5935-00-192-4789, 5935-00-234-2136, 5120-00-240-8703 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A2A?

Key specifications for A2A: End Item Identification: ARSS; Environmental Attribute Code: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT. 2 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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