4730-00-040-1673 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Coupler,male — FSC 4730
Identification
NSN: 4730-00-040-1673
NIIN: 000401673
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
General Description
The Coupler,male, cataloged under National Stock Number 4730-00-040-1673, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6750-01-427-3461POSSIBLE MATCH
FILM,PHOTOGRAPHIC
Possible match (shared part number)
5999-01-450-8356A3251171-3POSSIBLE MATCH
SHIELDING GASKET,ELECTRONIC
Possible match (shared part number)Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5305-01-556-6581473158C1POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)Nd Defense Llc
6520-01-699-5824330604POSSIBLE MATCH
CIRCUIT ASSEMBLY,DENTAL OPERATIN
Possible match (shared part number)Aseptico, Inc. Dba Aseptico Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
330604
3/9Design control — primary reference
U.S. Government activity
Related Parts
6750-01-427-3461POSSIBLE MATCH
FILM,PHOTOGRAPHIC
5999-01-450-8356POSSIBLE MATCH
SHIELDING GASKET,ELECTRONIC
A3251171-3
5305-01-556-6581POSSIBLE MATCH
SCREW,MACHINE
473158C1
6520-01-699-5824POSSIBLE MATCH
CIRCUIT ASSEMBLY,DENTAL OPERATIN
330604
Frequently Asked Questions
What is NSN 4730-00-040-1673?
NSN 4730-00-040-1673 is a Coupler,male, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What NSN replaces 4730-00-040-1673?
4 possible matches (shared part number, not a government interchangeability claim): 6750-01-427-3461, 5999-01-450-8356, 5305-01-556-6581. Verify interchangeability with system specifications before substitution.
Is NSN 4730-00-040-1673 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.