PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-307Socket,socket Wrench

Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. · NSN 5120-01-397-3276 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-397-3276 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-397-3276. Primary manufacturer part number: 10-307.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching Surface Size: 0.219 INCHES NOMINAL SINGLE END IN
  • Surface Treatment: CHROMIUM OVERALL
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Material: STEEL OVERALL
  • Features Provided: MANUAL TOOL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-397-3276, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.. Government technical data includes 8 verified specifications, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-397-3276
Primary Part Number10-307
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEasco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.
StatusACTIVE
Wrenching Surface Size0.219 INCHES NOMINAL SINGLE END IN
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Drive End ShapeSQUARE SINGLE END INTERNAL
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Style DesignatorINTERNAL-INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5815-00-228-6708SC-C-69992-1 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4730-00-511-167711-110-000039 INTERCHANGEABLE
Coupling,pipe
Brinkley Technology Group Llc Dba Hercules Manufacturing
5305-00-521-8649 INTERCHANGEABLE
Screw,machine
5120-00-590-8030TL659U INTERCHANGEABLE
Alignment Tool,electronic Equipm
Joint Electronics Type Designation System
5365-00-726-204010307 INTERCHANGEABLE
Spacer,sleeve
Cae Usa Inc.
5306-00-733-7502 INTERCHANGEABLE
Bolt Bell Strainer
2520-00-769-5020301MA023P001 INTERCHANGEABLE
Differential Gear Unit
Raytheon Company Dba Raytheon Co
5133-00-988-5694DBCL7/64B INTERCHANGEABLE
Drill,twist
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
4440-01-186-0459 INTERCHANGEABLE
Limiter Assembly
6850-01-193-851110305 INTERCHANGEABLE
Antistatic Compound
Tandem Computers Inc
Cross-Reference Index
Part NumberManufacturer
10-307 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
10-307 Armstrong Bros Tool Co (USA)
10-307 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
5815-00-228-6708INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-69992-1
4730-00-511-1677INTERCHANGEABLE
COUPLING,PIPE
11-110-000039
5305-00-521-8649INTERCHANGEABLE
SCREW,MACHINE
5120-00-590-8030INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM
TL659U
5365-00-726-2040INTERCHANGEABLE
SPACER,SLEEVE
10307
5306-00-733-7502INTERCHANGEABLE
BOLT BELL STRAINER
2520-00-769-5020INTERCHANGEABLE
DIFFERENTIAL GEAR UNIT
301MA023P001
5133-00-988-5694INTERCHANGEABLE
DRILL,TWIST
DBCL7/64B
4440-01-186-0459INTERCHANGEABLE
LIMITER ASSEMBLY
6850-01-193-8511INTERCHANGEABLE
ANTISTATIC COMPOUND
10305
1310-01-219-3937INTERCHANGEABLE
REPAIR KIT,CARTRIDGE,60 MILLIMET
12972332
5330-01-276-4893INTERCHANGEABLE
GASKET
10307

Frequently Asked Questions

What is NSN 5120-01-397-3276?

NSN 5120-01-397-3276 is a Socket,socket Wrench, manufactured by Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-397-3276?

NSN 5120-01-397-3276 has 3 cross-referenced part numbers: 10-307 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 10-307 (Armstrong Bros Tool Co), 10-307 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-397-3276?

There are 12 known substitutes for 5120-01-397-3276: 5815-00-228-6708, 4730-00-511-1677, 5305-00-521-8649 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10-307?

Key specifications for 10-307: Wrenching Surface Size: 0.219 INCHES NOMINAL SINGLE END IN; Surface Treatment: CHROMIUM OVERALL; Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL. 9 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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