PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11-308Socket,socket Wrench

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-397-2989 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-397-2989 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-397-2989. Primary manufacturer part number: 11-308.
Features
  • Socket,socket Wrench — FSC 5120
  • Material: STEEL OVERALL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Style Designator: INTERNAL-INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Features Provided: MANUAL TOOL
  • Wrenching Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-397-2989, 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 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
NSN5120-01-397-2989
Primary Part Number11-308
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
MaterialSTEEL OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Style DesignatorINTERNAL-INTERNAL
Surface TreatmentCHROMIUM OVERALL
Features ProvidedMANUAL TOOL
Wrenching Surface Size0.250 INCHES NOMINAL SINGLE END IN
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6810-00-174-51831-1308 INTERCHANGEABLE
Calcium Chloride,anhydrous
Avantor Performance Materials, Inc.
5310-00-186-0967 INTERCHANGEABLE
Washer,key
6920-00-255-5864784117 INTERCHANGEABLE
Transducer
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5935-00-482-8744 INTERCHANGEABLE
Connector,plug,electrical
3455-00-567-1370 INTERCHANGEABLE
File,rotary
5950-00-686-6834 INTERCHANGEABLE
Coil,radio Frequency
5360-00-695-0358113C8 INTERCHANGEABLE
Spring,helical,compression
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
3040-00-832-3208 INTERCHANGEABLE
Shaft,straight
4730-00-861-1125SY080040P045SG INTERCHANGEABLE
Strainer Element,sediment
Haywardindl. Products, Inc.
3120-00-875-6716 INTERCHANGEABLE
Bushing,sleeve
Cross-Reference Index
Part NumberManufacturer
11-308 Apex Tool Group, Llc Dba Nicholson (USA)
11-308 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
11-308 Armstrong Bros Tool Co (USA)
Related Parts
6810-00-174-5183INTERCHANGEABLE
CALCIUM CHLORIDE,ANHYDROUS
1-1308
5310-00-186-0967INTERCHANGEABLE
WASHER,KEY
6920-00-255-5864INTERCHANGEABLE
TRANSDUCER
784117
5935-00-482-8744INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
3455-00-567-1370INTERCHANGEABLE
FILE,ROTARY
5950-00-686-6834INTERCHANGEABLE
COIL,RADIO FREQUENCY
5360-00-695-0358INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
113C8
3040-00-832-3208INTERCHANGEABLE
SHAFT,STRAIGHT
4730-00-861-1125INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
SY080040P045SG
3120-00-875-6716INTERCHANGEABLE
BUSHING,SLEEVE
5950-01-034-6701INTERCHANGEABLE
REACTOR
986231-1B
3030-01-248-5386INTERCHANGEABLE
BELT,V
10306

Frequently Asked Questions

What is NSN 5120-01-397-2989?

NSN 5120-01-397-2989 is a Socket,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 5120-01-397-2989?

NSN 5120-01-397-2989 has 3 cross-referenced part numbers: 11-308 (Apex Tool Group, Llc Dba Nicholson), 11-308 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 11-308 (Armstrong Bros Tool Co).

What NSN replaces 5120-01-397-2989?

There are 12 known substitutes for 5120-01-397-2989: 6810-00-174-5183, 5310-00-186-0967, 6920-00-255-5864 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11-308?

Key specifications for 11-308: Material: STEEL OVERALL; Drive End Shape: SQUARE SINGLE END INTERNAL; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL; Style Designator: INTERNAL-INTERNAL. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com