PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TW301Socket,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-398-7894 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-398-7894 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-398-7894. Primary manufacturer part number: TW301.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching End Opening Depth: 0.500 INCHES NOMINAL IN
  • Wrenching End Outside Diameter: 1.310 INCHES NOMINAL IN
  • Drive End Outside Diameter: 1.310 INCHES NOMINAL IN
  • Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Specification/standard Data: 05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Style Designator: INTERNAL-INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-398-7894, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 8 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
NSN5120-01-398-7894
Primary Part NumberTW301
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
Wrenching End Opening Depth0.500 INCHES NOMINAL IN
Wrenching End Outside Diameter1.310 INCHES NOMINAL IN
Drive End Outside Diameter1.310 INCHES NOMINAL IN
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Specification/standard Data05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Size0.938 INCHES NOMINAL SINGLE END IN
Surface TreatmentCHROMIUM OVERALL
Features ProvidedMANUAL TOOL
Nondefinitive Spec/std Data1 TYPE
MaterialSTEEL OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5133-00-189-9262 INTERCHANGEABLE
Drill,twist
5360-00-209-9809318851PC2 INTERCHANGEABLE
Spring,helical,compression
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-321-172312217 INTERCHANGEABLE
Transformer,power
Standex Electronics, Inc.
5330-00-594-51331610440 INTERCHANGEABLE
Gasket
Chrysler Realty Company Llc Dba Daimler Chrysler
4920-00-734-6034771-01 INTERCHANGEABLE
Element,filter
Norgren C a Co
5360-00-768-0257 INTERCHANGEABLE
Spring,helical,compression
1650-00-849-59624406-5 INTERCHANGEABLE
Valve,special
Tactair Fluid Controls Inc
3020-01-200-566612217 INTERCHANGEABLE
Gear,helical
Funk Mfg Co Sub of Deere and Co
6350-01-379-9655TM9 INTERCHANGEABLE
Horn,signal
Federal Signal Corporation
5120-01-399-94775120-00-NIB-0182 INTERCHANGEABLE
Socket,socket Wrench
Beyond Vision Inc Dba Beyond Vision
Cross-Reference Index
Part NumberManufacturer
12217 Apex Tool Group, Llc Dba Nicholson (USA)
B107.1 TY1CL1 General Services Administration Federal Supply Service (USA)
44065 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
4030 Wright Tool Company, Llc (USA)
B107.1 The American Society of Mechanical Engineers (USA)
ZHVY0154 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
TW301 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
9-44065 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
12217 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
12217 Easco Hand Tools Inc (USA)
B107.110 The American Society of Mechanical Engineers (USA)
ZLW0107-4 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
ZHVY0109-4 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
00944065000 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
TM9 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.110 CAT 1 TY1 General Services Administration Federal Supply Service (USA)
Related Parts
5133-00-189-9262INTERCHANGEABLE
DRILL,TWIST
5360-00-209-9809INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
318851PC2
5950-00-321-1723INTERCHANGEABLE
TRANSFORMER,POWER
12217
5330-00-594-5133INTERCHANGEABLE
GASKET
1610440
4920-00-734-6034INTERCHANGEABLE
ELEMENT,FILTER
771-01
5360-00-768-0257INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1650-00-849-5962INTERCHANGEABLE
VALVE,SPECIAL
4406-5
3020-01-200-5666INTERCHANGEABLE
GEAR,HELICAL
12217
6350-01-379-9655INTERCHANGEABLE
HORN,SIGNAL
TM9
5120-01-399-9477INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-NIB-0182
5998-01-471-3847INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
927428-0008
6525-01-574-4862INTERCHANGEABLE
COVER,MIRROR,COMPUTED RADIOGRAPH
100-0774-03

Frequently Asked Questions

What is NSN 5120-01-398-7894?

NSN 5120-01-398-7894 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 5120-01-398-7894?

NSN 5120-01-398-7894 has 16 cross-referenced part numbers: 12217 (Apex Tool Group, Llc Dba Nicholson), B107.1 TY1CL1 (General Services Administration Federal Supply Service), 44065 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 4030 (Wright Tool Company, Llc), B107.1 (The American Society of Mechanical Engineers) and 11 more.

What NSN replaces 5120-01-398-7894?

There are 12 known substitutes for 5120-01-398-7894: 5133-00-189-9262, 5360-00-209-9809, 5950-00-321-1723 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TW301?

Key specifications for TW301: Wrenching End Opening Depth: 0.500 INCHES NOMINAL IN; Wrenching End Outside Diameter: 1.310 INCHES NOMINAL IN; Overall Length: 1.500 INCHES NOMINAL IN; Drive End Outside Diameter: 1.310 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-398-7894 still in active supply?

NSN 5120-01-398-7894 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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