PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6M-638Socket,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5130-01-644-1934 · FSC 5130 · No Item Name Available
Verified by PartsTable
NSN 5130-01-644-1934 — this item is cataloged by the U.S. Government under National Stock Number 5130-01-644-1934. Primary manufacturer part number: 6M-638.
Features
  • Socket,socket Wrench — FSC 5130
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Surface Treatment: OXIDE OVERALL
  • Wrenching Surface Size: 38.0 MILLIMETERS NOMINAL SINGLE END MM
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Material: STEEL OVERALL
  • Style Designator: INTERNAL-INTERNAL
  • Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5130-01-644-1934, is classified within Federal Supply Class 5130 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5130-01-644-1934
Primary Part Number6M-638
Item NameSocket,socket Wrench
FSC / FSG5130 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Surface TreatmentOXIDE OVERALL
Wrenching Surface Size38.0 MILLIMETERS NOMINAL SINGLE END MM
Drive End ShapeSQUARE SINGLE END INTERNAL
MaterialSTEEL OVERALL
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Features ProvidedPOWER TOOL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4220-00-118-612267A318H2-1 INTERCHANGEABLE
Life Raft,inflatable
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
6M-638 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
4220-00-118-6122INTERCHANGEABLE
LIFE RAFT,INFLATABLE
67A318H2-1

Frequently Asked Questions

What is NSN 5130-01-644-1934?

NSN 5130-01-644-1934 is a Socket,socket Wrench, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5130 (No Item Name Available). Status: active.

What are the part numbers for NSN 5130-01-644-1934?

NSN 5130-01-644-1934 has 1 cross-referenced part number: 6M-638 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5130-01-644-1934?

There is 1 known substitute for 5130-01-644-1934: 4220-00-118-6122. Verify interchangeability with system specifications before substitution.

What are the specifications of 6M-638?

Key specifications for 6M-638: Overall Length: 2.250 INCHES NOMINAL IN; Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN; Surface Treatment: OXIDE OVERALL; Wrenching Surface Size: 38.0 MILLIMETERS NOMINAL SINGLE END MM. 9 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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