PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

38-319Socket,socket Wrench

Armstrong Bros Tool Co · NSN 5120-01-581-5834 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-581-5834 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-581-5834. Primary manufacturer part number: 38-319.
Features
  • Socket,socket Wrench — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching End Outside Diameter: 25.4 MILLIMETERS NOMINAL MM
  • Drive End Outside Diameter: 25.4 MILLIMETERS NOMINAL MM
  • Features Provided: MANUAL TOOL
  • Wrenching Surface Size: 19.0 MILLIMETERS NOMINAL SINGLE END MM
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Style Designator: INTERNAL-INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-581-5834, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-581-5834
Primary Part Number38-319
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusACTIVE
Surface TreatmentCHROMIUM OVERALL
Wrenching End Outside Diameter25.4 MILLIMETERS NOMINAL MM
Drive End Outside Diameter25.4 MILLIMETERS NOMINAL MM
Features ProvidedMANUAL TOOL
Wrenching Surface Size19.0 MILLIMETERS NOMINAL SINGLE END MM
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Style DesignatorINTERNAL-INTERNAL
Drive End ShapeSQUARE SINGLE END INTERNAL
MaterialSTEEL OVERALL
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Wrenching End Opening Depth35.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3020-00-484-847038319 INTERCHANGEABLE
Sprocket Wheel
Allianz Sweeper Company
5950-00-762-727802-77-0094 INTERCHANGEABLE
Transformer,power
Electric Boat Corporation Div General Dynamics Electric Boat
5977-00-911-1465R469-8M INTERCHANGEABLE
Insulator Ring
Conductix Inc Div Conductix Wampfler
5307-01-074-693238319 INTERCHANGEABLE
Stud,plain
Jergens Inc Div Tooling Components Division
Cross-Reference Index
Part NumberManufacturer
38-319 Armstrong Bros Tool Co (USA)
38-319 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
38-319 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
3020-00-484-8470INTERCHANGEABLE
SPROCKET WHEEL
38319
5950-00-762-7278INTERCHANGEABLE
TRANSFORMER,POWER
02-77-0094
5977-00-911-1465INTERCHANGEABLE
INSULATOR RING
R469-8M
5307-01-074-6932INTERCHANGEABLE
STUD,PLAIN
38319

Frequently Asked Questions

What is NSN 5120-01-581-5834?

NSN 5120-01-581-5834 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 5120-01-581-5834?

NSN 5120-01-581-5834 has 3 cross-referenced part numbers: 38-319 (Armstrong Bros Tool Co), 38-319 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 38-319 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-581-5834?

There are 4 known substitutes for 5120-01-581-5834: 3020-00-484-8470, 5950-00-762-7278, 5977-00-911-1465 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 38-319?

Key specifications for 38-319: Surface Treatment: CHROMIUM OVERALL; Wrenching End Outside Diameter: 25.4 MILLIMETERS NOMINAL MM; Overall Length: 63.5 MILLIMETERS NOMINAL MM; Drive End Outside Diameter: 25.4 MILLIMETERS NOMINAL MM. 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