PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

38-316Socket,socket Wrench

Armstrong Bros Tool Co · NSN 5120-01-581-5802 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-581-5802 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-581-5802. Primary manufacturer part number: 38-316.
Features
  • Socket,socket Wrench — FSC 5120
  • Drive End Outside Diameter: 21.8 MILLIMETERS NOMINAL MM
  • Style Designator: INTERNAL-INTERNAL
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 16.0 MILLIMETERS NOMINAL SINGLE END MM
  • Features Provided: MANUAL TOOL
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-581-5802, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Armstrong Bros Tool Co. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-581-5802
Primary Part Number38-316
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusACTIVE
Drive End Outside Diameter21.8 MILLIMETERS NOMINAL MM
Style DesignatorINTERNAL-INTERNAL
MaterialSTEEL OVERALL
Wrenching Surface Size16.0 MILLIMETERS NOMINAL SINGLE END MM
Features ProvidedMANUAL TOOL
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Wrenching End Outside Diameter21.8 MILLIMETERS NOMINAL MM
Drive End ShapeSQUARE SINGLE END INTERNAL
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Wrenching End Opening Depth35.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-080-467618347 INTERCHANGEABLE
Coil,radio Frequency
Albert Frei & Sons, Inc. Dba Afs
5960-00-439-372338316 INTERCHANGEABLE
Electron Tube
Certain-Teed Corp
Cross-Reference Index
Part NumberManufacturer
38-316 Armstrong Bros Tool Co (USA)
38-316 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
38-316 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
5950-00-080-4676INTERCHANGEABLE
COIL,RADIO FREQUENCY
18347
5960-00-439-3723INTERCHANGEABLE
ELECTRON TUBE
38316

Frequently Asked Questions

What is NSN 5120-01-581-5802?

NSN 5120-01-581-5802 is a Socket,socket Wrench, manufactured by Armstrong Bros Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-581-5802?

NSN 5120-01-581-5802 has 3 cross-referenced part numbers: 38-316 (Armstrong Bros Tool Co), 38-316 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 38-316 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-581-5802?

There are 2 known substitutes for 5120-01-581-5802: 5950-00-080-4676, 5960-00-439-3723. Verify interchangeability with system specifications before substitution.

What are the specifications of 38-316?

Key specifications for 38-316: Overall Length: 63.5 MILLIMETERS NOMINAL MM; Drive End Outside Diameter: 21.8 MILLIMETERS NOMINAL MM; Style Designator: INTERNAL-INTERNAL; Material: STEEL OVERALL. 12 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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