NSN 4730-01-291-0277 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-291-0277. Manufacturer of record part number: 331-100-032.
Also searched as4730-01-291-0277 ·
4730012910277 ·
NIIN 012910277 ·
01-291-0277 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 47432 · 331-100-032
4730-01-291-0277 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Coupling Assembly,hose — FSC 4730
Nominal Length: 3.000 INCHES ALL ENDS IN
Maximum Operating Temp: 165.0 FAHRENHEIT SINGLE RESPONSE DEGF
Surface Treatment: NICKEL OVERALL
Nominal Width: 1.000 INCHES ALL ENDS IN
Material: COPPER ALLOY OVERALL
1 manufacturer part number on file
Manufacturer of record: Interspiro Inc
Identification
NSN: 4730-01-291-0277
NIIN: 012910277
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 331-100-032
Manufacturer: Interspiro Inc
General Description
The Coupling Assembly,hose, cataloged under National Stock Number 4730-01-291-0277, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Interspiro Inc. Government technical data includes 5 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. Current acquisition status: Active.
Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895
4730-00-000-1895 · Item name not on file
4730-00-000-4289
4730-00-000-4289 · Item name not on file
4730-00-000-4445
4730-00-000-4445 · Item name not on file
4730-00-000-8373
4730-00-000-8373 · Item name not on file
4730-00-000-8897
4730-00-000-8897 · Item name not on file
4730-00-001-0007
4730-00-001-0007 · Item name not on file
4730-00-001-0008
COUPLING,TUBE
4730-00-001-0008
COUPLING,TUBE
Frequently Asked Questions
What is NSN 4730-01-291-0277?
NSN 4730-01-291-0277 is a Coupling Assembly,hose, manufactured by Interspiro Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-291-0277?
NSN 4730-01-291-0277 has 1 manufacturer part number on file: 331-100-032 (Interspiro Inc).
What are the specifications of 331-100-032?
Key specifications for 331-100-032: Nominal Length: 3.000 INCHES ALL ENDS IN; Maximum Operating Temp: 165.0 FAHRENHEIT SINGLE RESPONSE DEGF; Special Features: USED ON 105 AND 102 BOUYANCY COMPENSATORS; Surface Treatment: NICKEL OVERALL. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-291-0277 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.