NSN 4710-01-689-0434 — this item is cataloged by the U.S. Government under National Stock Number 4710-01-689-0434. Manufacturer of record part number: 55521.
Also searched as4710-01-689-0434 ·
4710016890434 ·
NIIN 016890434 ·
01-689-0434 ·
FSC 4710 Pipe, Tube and Rigid Tubing · CAGE 03798 · 55521 · 055521
Nearby stock numbers← 4710-01-689-0432 Tube Assembly, Metal
·
4710-01-689-0810 Tube Assembly, Metal →
4710-01-689-0434 — Pipe, Tube and Rigid Tubing
Features
Tube Assembly,metal — FSC 4710
2 manufacturer part numbers on file
Manufacturer of record: Westerbeke Corporation
Identification
NSN: 4710-01-689-0434
NIIN: 016890434
FSC: 4710 — Pipe, Tube and Rigid Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 55521
Manufacturer: Westerbeke Corporation
General Description
The Tube Assembly,metal, cataloged under National Stock Number 4710-01-689-0434, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Westerbeke Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares 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
4710-01-689-0434
Primary Part Number
55521
Item Name
Tube Assembly,metal
FSC / FSG
4710 / 47 — Pipe, Tube and Rigid Tubing
Manufacturer
Westerbeke Corporation
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
⇄Related Items1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5985-01-729-303455521POSSIBLE MATCH
ACCESSORY KIT,ANTENNA
Possible match (shared part number)Logos Imaging Llc
NSN 4710-01-689-0434 is a Tube Assembly,metal, manufactured by Westerbeke Corporation, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
What part numbers are listed for NSN 4710-01-689-0434?
NSN 4710-01-689-0434 has 2 manufacturer part numbers on file: 55521 (Westerbeke Corporation), 055521 (Westerbeke Corporation).
What NSN replaces 4710-01-689-0434?
1 possible match (shared part number, not a government interchangeability claim): 5985-01-729-3034. Verify interchangeability with system specifications before substitution.
What are the specifications of 55521?
Key specifications for 55521: Part Name Assigned by Controlling Agency: LINE-FUEL LP TO FUEL MODULE; End Item Identification: GENERTOR SET. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4710-01-689-0434 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.