PartsTable TECHNICAL DATA SHEET
NSN 2520-01-244-0249Government record, cited

Disk, Clutch, Vehicular2520-01-244-0249

NSN 2520-01-244-0249 · NIIN 012440249 · Part number CF639
Perfection Clutch · FSC 2520 — Vehicular Power Transmission Components · FSG 25 — Vehicular Equipment Components · CAGE 31204
Government record, cited
NSN 2520-01-244-0249 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-244-0249. Manufacturer of record part number: CF639.
Also searched as  2520-01-244-0249 · 2520012440249 · NIIN 012440249 · 01-244-0249 · FSC 2520 Vehicular Power Transmission Components · CAGE 31204 · CF639
Nearby stock numbers  ·
Features
  • Disk,clutch,vehicular — FSC 2520
  • Disk Type: PLAIN
  • 1 manufacturer part number on file
  • Manufacturer of record: Perfection Clutch
Identification
  • NSN: 2520-01-244-0249
  • NIIN: 012440249
  • FSC: 2520 — Vehicular Power Transmission Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: CF639
  • Manufacturer: Perfection Clutch
General Description

The Disk,clutch,vehicular, cataloged under National Stock Number 2520-01-244-0249, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Perfection Clutch. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-01-244-0249
Primary Part NumberCF639
Item NameDisk,clutch,vehicular
FSC / FSG2520 / 25 — Vehicular Power Transmission Components
ManufacturerPerfection Clutch
StatusACTIVE
Disk TypePLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
CF639 PRIMARY Perfection Clutch (USA)

Frequently Asked Questions

What is NSN 2520-01-244-0249?

NSN 2520-01-244-0249 is a Disk,clutch,vehicular, manufactured by Perfection Clutch, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.

What part numbers are listed for NSN 2520-01-244-0249?

NSN 2520-01-244-0249 has 1 manufacturer part number on file: CF639 (Perfection Clutch).

What are the specifications of CF639?

Key specifications for CF639: Disk Type: PLAIN; End Item Identification: FORD TRK 1961 TO 1983. 1 specification is documented in the U.S. Government catalog.

Is NSN 2520-01-244-0249 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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