NSN 2520-01-077-2787 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-077-2787. Manufacturer of record part number: 9N4083.
Also searched as2520-01-077-2787 ·
2520010772787 ·
NIIN 010772787 ·
01-077-2787 ·
FSC 2520 Vehicular Power Transmission Components · CAGE 11083 · 9N4083
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 2520-01-077-2787
NIIN: 010772787
FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 9N4083
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Disk,clutch,vehicular, cataloged under National Stock Number 2520-01-077-2787, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components 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
Parameter
Value
NSN
2520-01-077-2787
Primary Part Number
9N4083
Item Name
Disk,clutch,vehicular
FSC / FSG
2520 / 25 — Vehicular Power Transmission Components
Manufacturer
Caterpillar Inc Div Caterpillar Defense
Status
ACTIVE
Disk Material
STEEL COMP 1050
Design Type
WET
Teeth Quantity Per Disk
172
Flexibility
RIGID
Disk Type
EXTERNAL TEETH
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 2520 — Vehicular Power Transmission Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2520-00-000-3976
2520-00-000-3976 · Item name not on file
2520-00-000-8852
2520-00-000-8852 · Item name not on file
2520-00-000-9292
2520-00-000-9292 · Item name not on file
2520-00-001-0011
2520-00-001-0011 · Item name not on file
2520-00-001-3397
2520-00-001-3397 · Item name not on file
2520-00-001-3425
2520-00-001-3425 · Item name not on file
2520-00-001-3440
ROLLER,CENTER
2520-00-001-3441
2520-00-001-3441 · Item name not on file
Frequently Asked Questions
What is NSN 2520-01-077-2787?
NSN 2520-01-077-2787 is a Disk,clutch,vehicular, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
What part numbers are listed for NSN 2520-01-077-2787?
NSN 2520-01-077-2787 has 1 manufacturer part number on file: 9N4083 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 9N4083?
Key specifications for 9N4083: Disk Material: STEEL COMP 1050; Design Type: WET; Teeth Quantity Per Disk: 172; Flexibility: RIGID. 5 specifications are documented in the U.S. Government catalog.
Is NSN 2520-01-077-2787 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.