Ring, Transmission2520-01-148-8178

NSN 2520-01-148-8178 · NIIN 011488178 · Part number 9L7868

Caterpillar Inc Div Caterpillar Defense · FSC 2520 — Vehicular Power Transmission Components · FSG 25 — Vehicular Equipment Components · CAGE 11083

Government record, cited

NSN 2520-01-148-8178 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-148-8178. Manufacturer of record part number: 9L7868.

Also searched as 2520-01-148-8178 · 2520011488178 · NIIN 011488178 · 01-148-8178 · FSC 2520 Vehicular Power Transmission Components · CAGE 11083 · 9L7868 · K-500-EN-0191

Nearby stock numbers ← 2520-01-148-8177 · 2520-01-148-8180 Adapter, Transmissio →

Features

Ring,transmission — FSC 2520
2 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense

Identification

NSN: 2520-01-148-8178
NIIN: 011488178
FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 9L7868
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The Ring,transmission, cataloged under National Stock Number 2520-01-148-8178, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Ring,transmission
FSC / FSG	2520 — Vehicular Power Transmission Components (FSG 25)
Manufacturers	Kovatch Corp. (CAGE 59556); Caterpillar Inc Div Caterpillar Defense (CAGE 11083)

Technical Specifications

Parameter	Value
NSN	2520-01-148-8178
Primary Part Number	9L7868
Item Name	Ring,transmission
FSC / FSG	2520 / 25 — Vehicular Power Transmission Components
Manufacturer	Caterpillar Inc Div Caterpillar Defense
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)

Cross-Reference Index

Part Number	Manufacturer
K-500-EN-0191	Kovatch Corp. (USA)
9L7868 PRIMARY	Caterpillar Inc Div Caterpillar Defense (USA)

No interchangeability data on file.

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 2520-01-148-8178?

NSN 2520-01-148-8178 is a Ring,transmission, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.

What part numbers are listed for NSN 2520-01-148-8178?

NSN 2520-01-148-8178 has 2 manufacturer part numbers on file: K-500-EN-0191 (Kovatch Corp.), 9L7868 (Caterpillar Inc Div Caterpillar Defense).

Is NSN 2520-01-148-8178 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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