PartsTable TECHNICAL DATA SHEET
NSN 3010-00-679-4238Government record, cited

Disk, Clutch, Nonvehicular3010-00-679-4238

NSN 3010-00-679-4238 · NIIN 006794238 · Part number 1M7438
Caterpillar Inc Div Caterpillar Defense · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 11083
Government record, cited
NSN 3010-00-679-4238 — this item is cataloged by the U.S. Government under National Stock Number 3010-00-679-4238. Manufacturer of record part number: 1M7438.
Also searched as  3010-00-679-4238 · 3010006794238 · NIIN 006794238 · 00-679-4238 · FSC 3010 Torque Converters and Speed Changers · CAGE 11083 · 1M7438
Nearby stock numbers  ·
Features
  • Disk,clutch,nonvehicular — FSC 3010
  • Disk Material: COPPER ALLOY
  • Design Type: WET
  • Flexibility: RIGID
  • Disk Type: EXTERNAL LUG
  • Construction: SOLID
  • 1 manufacturer part number on file
  • Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
  • NSN: 3010-00-679-4238
  • NIIN: 006794238
  • FSC: 3010 — Torque Converters and Speed Changers
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 1M7438
  • Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description

The Disk,clutch,nonvehicular, cataloged under National Stock Number 3010-00-679-4238, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 5 specifications, 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
NSN3010-00-679-4238
Primary Part Number1M7438
Item NameDisk,clutch,nonvehicular
FSC / FSG3010 / 30 — Torque Converters and Speed Changers
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Disk MaterialCOPPER ALLOY
Design TypeWET
FlexibilityRIGID
Disk TypeEXTERNAL LUG
ConstructionSOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
1M7438 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
No interchangeability data on file.
Other items in FSC 3010 — Torque Converters and Speed Changers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3010-00-010-0577
3010-00-010-0577 · Item name not on file
3010-00-267-4959
GRIDMEMBER,COUPLING
3010-00-267-4959
GRIDMEMBER,COUPLING
3010-00-267-4959
GRIDMEMBER,COUPLING
3010-00-356-3346
CLUTCH ASSEMBLY,FRICTION
3010-00-395-0188
CLUTCH,DRUM
3010-00-395-0188
CLUTCH,DRUM
3010-00-395-0188
CLUTCH,DRUM

Frequently Asked Questions

What is NSN 3010-00-679-4238?

NSN 3010-00-679-4238 is a Disk,clutch,nonvehicular, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.

What part numbers are listed for NSN 3010-00-679-4238?

NSN 3010-00-679-4238 has 1 manufacturer part number on file: 1M7438 (Caterpillar Inc Div Caterpillar Defense).

What are the specifications of 1M7438?

Key specifications for 1M7438: Disk Material: COPPER ALLOY; Design Type: WET; Flexibility: RIGID; Disk Type: EXTERNAL LUG. 5 specifications are documented in the U.S. Government catalog.

Is NSN 3010-00-679-4238 hazardous material?

No hazard code in the DLA record (HMIC N). 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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