PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

38-311Socket,socket Wrench

Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. · NSN 5120-01-581-5794 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-581-5794 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-581-5794. Primary manufacturer part number: 38-311.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching End Outside Diameter: 16.5 MILLIMETERS NOMINAL MM
  • Drive End Outside Diameter: 16.5 MILLIMETERS NOMINAL MM
  • Style Designator: INTERNAL-INTERNAL
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-581-5794, 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 11 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-581-5794
Primary Part Number38-311
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 End Outside Diameter16.5 MILLIMETERS NOMINAL MM
Drive End Outside Diameter16.5 MILLIMETERS NOMINAL MM
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
Features ProvidedMANUAL TOOL
Wrenching Surface Size11.0 MILLIMETERS NOMINAL SINGLE END MM
MaterialSTEEL OVERALL
Wrenching End Opening Depth17.3 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-117-06431100R INTERCHANGEABLE
Roller,bearing
Rbc Bearings Incorporated Div West Trenton Division
6625-00-187-4919 INTERCHANGEABLE
Meter,audio Level
3120-00-311-83371229S2879 INTERCHANGEABLE
Bearing,washer,thrust
Meritor Industrial Products, Llc
5950-00-809-125718342 INTERCHANGEABLE
Coil,radio Frequency
Albert Frei & Sons, Inc. Dba Afs
5815-00-989-0472 INTERCHANGEABLE
Teletypewriter Subassembly
6850-01-372-2537 INTERCHANGEABLE
Toner,indirect Electrostatic Pro
Cross-Reference Index
Part NumberManufacturer
38-311 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
38-311 Armstrong Bros Tool Co (USA)
38-311 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
3110-00-117-0643INTERCHANGEABLE
ROLLER,BEARING
1100R
6625-00-187-4919INTERCHANGEABLE
METER,AUDIO LEVEL
3120-00-311-8337INTERCHANGEABLE
BEARING,WASHER,THRUST
1229S2879
5950-00-809-1257INTERCHANGEABLE
COIL,RADIO FREQUENCY
18342
5815-00-989-0472INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
6850-01-372-2537INTERCHANGEABLE
TONER,INDIRECT ELECTROSTATIC PRO

Frequently Asked Questions

What is NSN 5120-01-581-5794?

NSN 5120-01-581-5794 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 5120-01-581-5794?

NSN 5120-01-581-5794 has 3 cross-referenced part numbers: 38-311 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 38-311 (Armstrong Bros Tool Co), 38-311 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-581-5794?

There are 6 known substitutes for 5120-01-581-5794: 3110-00-117-0643, 6625-00-187-4919, 3120-00-311-8337 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 38-311?

Key specifications for 38-311: Wrenching End Outside Diameter: 16.5 MILLIMETERS NOMINAL MM; Drive End Outside Diameter: 16.5 MILLIMETERS NOMINAL MM; Overall Length: 63.5 MILLIMETERS NOMINAL MM; Style Designator: INTERNAL-INTERNAL. 12 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