PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ANS1904ASocket,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-144-5327 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-144-5327 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-144-5327. Primary manufacturer part number: ANS1904A.
Features
  • Socket,socket Wrench — FSC 5120
  • Drive End Outside Diameter: 3.415 INCHES MAXIMUM IN
  • Style Designator: INTERNAL-INTERNAL
  • Features Provided: MANUAL TOOL
  • Wrenching Surface Size: 2.562 INCHES NOMINAL SINGLE END IN
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-144-5327, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-144-5327
Primary Part NumberANS1904A
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusCANCELLED
Drive End Outside Diameter3.415 INCHES MAXIMUM IN
Style DesignatorINTERNAL-INTERNAL
Features ProvidedMANUAL TOOL
Wrenching Surface Size2.562 INCHES NOMINAL SINGLE END IN
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
MaterialSTEEL OVERALL
Surface TreatmentOXIDE OVERALL
Wrenching End Outside Diameter3.415 INCHES MAXIMUM IN
Functional DescriptionUSED WITH TORQUE WRENCH TO TIGHTEN/LOOSEN TRUCK WHEEL BEARING LOCKNUTS
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-009-8602ANS1912A INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5940-00-050-2308 INTERCHANGEABLE
Terminal,lug
5340-00-085-3166CF125 INTERCHANGEABLE
Strap,retaining
Egs Electrical Group Appleton Div
5120-00-104-40765120-00-104-4076 INTERCHANGEABLE
Socket,socket Wrench
General Services Administration Federal Supply Service
5310-00-187-859573A4 INTERCHANGEABLE
Washer,lock
Philips North America Llc Dba Philips Healthcare
5310-00-187-8609 INTERCHANGEABLE
Washer,lock
5315-00-252-60031904 INTERCHANGEABLE
Pin,straight,headed
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5930-00-356-8129 INTERCHANGEABLE
Switch,push
4320-00-359-92691904 INTERCHANGEABLE
Impeller,pump,centrifugal
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
3110-00-406-606768-423508 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
Cross-Reference Index
Part NumberManufacturer
1904 Bosch Automotive Service Solutions Inc. (USA)
45-1204 A and E Mfg Co (USA)
A-A-2635 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
ANS1904A PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS1904 PRIMARY Stanley Industrial & Automotive Llc (USA)
Related Parts
5120-00-009-8602INTERCHANGEABLE
SOCKET,SOCKET WRENCH
ANS1912A
5940-00-050-2308INTERCHANGEABLE
TERMINAL,LUG
5340-00-085-3166INTERCHANGEABLE
STRAP,RETAINING
CF125
5120-00-104-4076INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-104-4076
5310-00-187-8595INTERCHANGEABLE
WASHER,LOCK
73A4
5310-00-187-8609INTERCHANGEABLE
WASHER,LOCK
5315-00-252-6003INTERCHANGEABLE
PIN,STRAIGHT,HEADED
1904
5930-00-356-8129INTERCHANGEABLE
SWITCH,PUSH
4320-00-359-9269INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
1904
3110-00-406-6067INTERCHANGEABLE
BEARING,BALL,ANNULAR
68-423508
3130-00-441-7588INTERCHANGEABLE
CAP,PILLOW BLOCK
1904
2520-00-654-8227INTERCHANGEABLE
POWER TAKEOFF,TRANSMISSION
1904

Frequently Asked Questions

What is NSN 5120-01-144-5327?

NSN 5120-01-144-5327 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: cancelled.

What are the part numbers for NSN 5120-01-144-5327?

NSN 5120-01-144-5327 has 5 cross-referenced part numbers: 1904 (Bosch Automotive Service Solutions Inc.), 45-1204 (A and E Mfg Co), A-A-2635 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), ANS1904A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AS1904 (Stanley Industrial & Automotive Llc).

What NSN replaces 5120-01-144-5327?

There are 12 known substitutes for 5120-01-144-5327: 5120-00-009-8602, 5940-00-050-2308, 5340-00-085-3166 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ANS1904A?

Key specifications for ANS1904A: Drive End Outside Diameter: 3.415 INCHES MAXIMUM IN; Style Designator: INTERNAL-INTERNAL; Features Provided: MANUAL TOOL; Wrenching Surface Size: 2.562 INCHES NOMINAL SINGLE END IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-144-5327 still in active supply?

NSN 5120-01-144-5327 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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