NSN 3040-01-366-7278 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-366-7278. Manufacturer of record part number: A-1297.
Also searched as3040-01-366-7278 ·
3040013667278 ·
NIIN 013667278 ·
01-366-7278 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 5W946 · A-1297
Nearby stock numbers← 3040-01-366-7277 Cylinder Assembly, Actuating, Line
·
3040-01-366-7279 Cylinder Assembly, Actuating, Line →
Features
Cylinder Assembly,actuating,line — FSC 3040
Extended Length: 35.250 INCHES NOMINAL IN
Integral Valve Operation Method: HYDRAULIC
1 manufacturer part number on file
Manufacturer of record: Flatwater Fleet Inc Dba Flatwater Fleet Inc
Identification
NSN: 3040-01-366-7278
NIIN: 013667278
FSC: 3040 — Miscellaneous Power Transmission Equipment
The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-366-7278, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Flatwater Fleet Inc Dba Flatwater Fleet Inc. Government technical data includes 2 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. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3040-01-366-7278
Primary Part Number
A-1297
Item Name
Cylinder Assembly,actuating,line
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Flatwater Fleet Inc Dba Flatwater Fleet Inc
Status
ACTIVE
Extended Length
35.250 INCHES NOMINAL IN
Integral Valve Operation Method
HYDRAULIC
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
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
NSN 3040-01-366-7278 is a Cylinder Assembly,actuating,line, manufactured by Flatwater Fleet Inc Dba Flatwater Fleet Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-01-366-7278?
NSN 3040-01-366-7278 has 1 manufacturer part number on file: A-1297 (Flatwater Fleet Inc Dba Flatwater Fleet Inc).
What NSN replaces 3040-01-366-7278?
4 possible matches (shared part number, not a government interchangeability claim): 8455-01-567-1156, 8455-01-567-1514, 8455-01-654-1634. Verify interchangeability with system specifications before substitution.
What are the specifications of A-1297?
Key specifications for A-1297: Extended Length: 35.250 INCHES NOMINAL IN; End Item Identification: 3820-01-246-4276; Integral Valve Operation Method: HYDRAULIC. 2 specifications are documented in the U.S. Government catalog.
Is NSN 3040-01-366-7278 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.