Shaft, Shouldered3040-01-334-7525

NSN 3040-01-334-7525 · NIIN 013347525 · Part number 1-7E3172,6-0S1587,1-7E4365

Caterpillar Inc Div Caterpillar Defense · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 11083

Government record, cited

NSN 3040-01-334-7525 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-334-7525. Manufacturer of record part number: 1-7E3172,6-0S1587,1-7E4365.

Also searched as 3040-01-334-7525 · 3040013347525 · NIIN 013347525 · 01-334-7525 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 11083 · 1-7E3172,6-0S1587,1-7E4365 · 1W2548 · 1W254 IT 7 · 4W231

Nearby stock numbers ← 3040-01-334-7524 Shaft, Shouldered · 3040-01-334-7526 Parts Kit, Linear Actuating Cylin →

Features

Shaft,shouldered — FSC 3040
2 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense

Identification

NSN: 3040-01-334-7525
NIIN: 013347525
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 1-7E3172,6-0S1587,1-7E4365
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-334-7525, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Shaft,shouldered
FSC / FSG	3040 — Miscellaneous Power Transmission Equipment (FSG 30)
Manufacturers	Caterpillar Inc Div Caterpillar Defense (CAGE 11083)

Technical Specifications

Parameter	Value
NSN	3040-01-334-7525
Primary Part Number	1-7E3172,6-0S1587,1-7E4365
Item Name	Shaft,shouldered
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer	Caterpillar Inc Div Caterpillar Defense
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
1W254 IT 7	Caterpillar Inc Div Caterpillar Defense (USA)
1-7E3172,6-0S1587,1-7E4365 PRIMARY	Caterpillar Inc Div Caterpillar Defense (USA)

Reference documents

Reference	Meaning
1W2548	D/9 Drawing number reference only Caterpillar Inc Div Caterpillar Defense
4W231	5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense

Frequently Asked Questions

What is NSN 3040-01-334-7525?

NSN 3040-01-334-7525 is a Shaft,shouldered, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-334-7525?

NSN 3040-01-334-7525 has 2 manufacturer part numbers on file: 1W254 IT 7 (Caterpillar Inc Div Caterpillar Defense), 1-7E3172,6-0S1587,1-7E4365 (Caterpillar Inc Div Caterpillar Defense).

Is NSN 3040-01-334-7525 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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