PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-903Handle,socket Wrench

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-397-2962 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-397-2962 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-397-2962. Primary manufacturer part number: 10-903.
Features
  • Handle,socket Wrench — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
  • Style Designator: RATCHET
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
  • Material: STEEL OVERALL
  • 4 verified cross-references
  • Primary manufacturer: Apex Tool Group, Llc Dba Nicholson
Applications
  • Applications requiring Steel Overall construction
General Description

The Handle,socket Wrench, cataloged under National Stock Number 5120-01-397-2962, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group, Llc Dba Nicholson. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN5120-01-397-2962
Primary Part Number10-903
Item NameHandle,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
Surface TreatmentCHROMIUM OVERALL
Drive End ShapeSQUARE SINGLE END EXTERNAL
Style DesignatorRATCHET
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-061514434P11 INTERCHANGEABLE
Cup,tapered Roller Bearing
Taylor Machine Works Inc
5990-00-136-418210972 INTERCHANGEABLE
Synchro,control Transformer
Astronautics Corporation of America
5315-00-290-7437 INTERCHANGEABLE
Pin,straight,headless
5998-00-528-1218 INTERCHANGEABLE
Circuit Card Assembly
5136-00-580-7323 INTERCHANGEABLE
Tap,thread Cutting
5910-00-851-3514CGS131T350R2C INTERCHANGEABLE
Capacitor,fixed,electrolytic
Cornell-Dubilier Marketing Inc
4730-00-967-0627 INTERCHANGEABLE
Adapter,straight,pipe to Hose
6110-01-118-590514GP32AJ81 INTERCHANGEABLE
Starter,motor
Siemens Energy and Automation Inc Siemens Furnas Controls Div
5977-01-126-882540D2424 INTERCHANGEABLE
Brush,electrical Contact
Globe Motors, Inc. Dba Allient Dayton
5120-01-225-539210972 INTERCHANGEABLE
Key,socket Head Screw
Bondhus Corp
Cross-Reference Index
Part NumberManufacturer
10-903 Apex Tool Group, Llc Dba Nicholson (USA)
10-903 Armstrong Bros Tool Co (USA)
10-972 Armstrong Bros Tool Co (USA)
10-903 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
3110-00-100-0615INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
14434P11
5990-00-136-4182INTERCHANGEABLE
SYNCHRO,CONTROL TRANSFORMER
10972
5315-00-290-7437INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5998-00-528-1218INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5136-00-580-7323INTERCHANGEABLE
TAP,THREAD CUTTING
5910-00-851-3514INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
CGS131T350R2C
4730-00-967-0627INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
6110-01-118-5905INTERCHANGEABLE
STARTER,MOTOR
14GP32AJ81
5977-01-126-8825INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
40D2424
5120-01-225-5392INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
10972
6505-01-225-9112INTERCHANGEABLE
BENZTROPINE MESYLATE TABLETS
10903
5120-01-230-0083INTERCHANGEABLE
KEY,SOCKET HEAD SCREW

Frequently Asked Questions

What is NSN 5120-01-397-2962?

NSN 5120-01-397-2962 is a Handle,socket Wrench, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-397-2962?

NSN 5120-01-397-2962 has 4 cross-referenced part numbers: 10-903 (Apex Tool Group, Llc Dba Nicholson), 10-903 (Armstrong Bros Tool Co), 10-972 (Armstrong Bros Tool Co), 10-903 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5120-01-397-2962?

There are 12 known substitutes for 5120-01-397-2962: 3110-00-100-0615, 5990-00-136-4182, 5315-00-290-7437 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10-903?

Key specifications for 10-903: Special Features: STANDARD HEAD; CONTOURED STEEL HANDLE; Surface Treatment: CHROMIUM OVERALL; Drive End Shape: SQUARE SINGLE END EXTERNAL; Style Designator: RATCHET. 7 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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