NSN 4730-01-367-7436 · NIIN 013677436 · Part number 4539K55
Mcmaster-Carr Supply Co · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 39428
Government record, cited
NSN 4730-01-367-7436 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-367-7436. Manufacturer of record part number: 4539K55.
Also searched as4730-01-367-7436 ·
4730013677436 ·
NIIN 013677436 ·
01-367-7436 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 39428 · 4539K55
4730-01-367-7436 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Reducer,pipe — FSC 4730
Connection Style: PLAIN (PIPE) FIRST END
Connection Style: PLAIN (PIPE) SECOND END
Connection Type: THREADED INTERNAL PIPE FIRST END
Connection Type: THREADED INTERNAL PIPE SECOND END
Nominal Thread Size: 0.500 INCHES SECOND END IN
Nominal Thread Size: 0.750 INCHES FIRST END IN
Surface Treatment: ZINC OVERALL
Identification
NSN: 4730-01-367-7436
NIIN: 013677436
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 4539K55
Manufacturer: Mcmaster-Carr Supply Co
General Description
The Reducer,pipe, cataloged under National Stock Number 4730-01-367-7436, 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 Mcmaster-Carr Supply Co. Government technical data includes 11 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 4730-01-367-7436?
NSN 4730-01-367-7436 is a Reducer,pipe, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-367-7436?
NSN 4730-01-367-7436 has 1 manufacturer part number on file: 4539K55 (Mcmaster-Carr Supply Co).
What are the specifications of 4539K55?
Key specifications for 4539K55: Connection Style: PLAIN (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Connection Type: THREADED INTERNAL PIPE FIRST END; Connection Type: THREADED INTERNAL PIPE SECOND END. 11 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-367-7436 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.