PartsTable TECHNICAL DATA SHEET

NSN 3040-01-666-3786Government record, cited

Cylinder Assembly, Actuating, Line3040-01-666-3786

NSN 3040-01-666-3786 · NIIN 016663786 · Part number 1304K3

Mcmaster-Carr Supply Co · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 39428

Government record, cited

NSN 3040-01-666-3786 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-666-3786. Manufacturer of record part number: 1304K3.

Also searched as 3040-01-666-3786 · 3040016663786 · NIIN 016663786 · 01-666-3786 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 39428 · 1304K3 · 13004A2050

Nearby stock numbers ← 3040-01-666-3488 Cam, Control · 3040-01-666-3801 Connecting Link, Rigid →

Features

Cylinder Assembly,actuating,line — FSC 3040
2 manufacturer part numbers on file
Manufacturer of record: Mcmaster-Carr Supply Co

Identification

NSN: 3040-01-666-3786
NIIN: 016663786
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 1304K3
Manufacturer: Mcmaster-Carr Supply Co

General Description

The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-666-3786, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Mcmaster-Carr Supply Co. 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	Cylinder Assembly,actuating,line
FSC / FSG	3040 — Miscellaneous Power Transmission Equipment (FSG 30)
Manufacturers	Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (CAGE 01365); Mcmaster-Carr Supply Co (CAGE 39428)

Technical Specifications

Parameter	Value
NSN	3040-01-666-3786
Primary Part Number	1304K3
Item Name	Cylinder Assembly,actuating,line
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer	Mcmaster-Carr Supply Co
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
13004A2050	Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA)
1304K3 PRIMARY	Mcmaster-Carr Supply Co (USA)

No interchangeability data on file.

Other items in FSC 3040 — Miscellaneous Power Transmission Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3040-00-001-0046

3040-00-001-0046 · Item name not on file

3040-00-001-0047

3040-00-001-0047 · Item name not on file

3040-00-001-0048

3040-00-001-0048 · Item name not on file

3040-00-001-0068

3040-00-001-0068 · Item name not on file

3040-00-001-0077

3040-00-001-0077 · Item name not on file

3040-00-001-0078

3040-00-001-0078 · Item name not on file

3040-00-001-0089

3040-00-001-0089 · Item name not on file

3040-00-001-1224

3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-01-666-3786?

NSN 3040-01-666-3786 is a Cylinder Assembly,actuating,line, manufactured by Mcmaster-Carr Supply Co, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-666-3786?

NSN 3040-01-666-3786 has 2 manufacturer part numbers on file: 13004A2050 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service), 1304K3 (Mcmaster-Carr Supply Co).

Is NSN 3040-01-666-3786 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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