PartsTable TECHNICAL DATA SHEET
NSN 4730-01-558-7734Government record, cited

Nipple, Tube4730-01-558-7734

NSN 4730-01-558-7734 · NIIN 015587734 · Part number 3MJ-3MIF
Fitting Source, Inc Dba Fitting Source Inc · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 0HZT9
Government record, cited
NSN 4730-01-558-7734 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-558-7734. Manufacturer of record part number: 3MJ-3MIF.
Also searched as  4730-01-558-7734 · 4730015587734 · NIIN 015587734 · 01-558-7734 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 0HZT9 · 3MJ-3MIF
Nearby stock numbers  ·
Features
  • Nipple,tube — FSC 4730
  • Connection Style: INVERTED FLARE (TUBE) FIRST END
  • Connection Style: FLARED (TUBE) SECOND END
  • Connection Type: THREADED EXTERNAL TUBE ALL ENDS
  • Nominal Outside Diameter Tube Accommodated: 0.188 INCHES ALL ENDS IN
  • Nominal Thread Size: 0.375 INCHES ALL ENDS IN
  • Seat Angle: 37.0 DEGREES ALL ENDS
  • Surface Treatment: ZINC OVERALL
Identification
  • NSN: 4730-01-558-7734
  • NIIN: 015587734
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 3MJ-3MIF
  • Manufacturer: Fitting Source, Inc Dba Fitting Source Inc
General Description

The Nipple,tube, cataloged under National Stock Number 4730-01-558-7734, 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 Fitting Source, Inc Dba Fitting Source Inc. Government technical data includes 9 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.

Technical Specifications
ParameterValue
NSN4730-01-558-7734
Primary Part Number3MJ-3MIF
Item NameNipple,tube
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerFitting Source, Inc Dba Fitting Source Inc
StatusACTIVE
Connection StyleINVERTED FLARE (TUBE) FIRST END
Connection StyleFLARED (TUBE) SECOND END
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Nominal Outside Diameter Tube Accommodated0.188 INCHES ALL ENDS IN
Nominal Thread Size0.375 INCHES ALL ENDS IN
Seat Angle37.0 DEGREES ALL ENDS
Surface TreatmentZINC OVERALL
MaterialSTEEL OVERALL
Thread Series DesignatorUNF ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
3MJ-3MIF PRIMARY Fitting Source, Inc Dba Fitting Source Inc (USA)
No interchangeability data on file.
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 4730-01-558-7734?

NSN 4730-01-558-7734 is a Nipple,tube, manufactured by Fitting Source, Inc Dba Fitting Source Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-558-7734?

NSN 4730-01-558-7734 has 1 manufacturer part number on file: 3MJ-3MIF (Fitting Source, Inc Dba Fitting Source Inc).

What are the specifications of 3MJ-3MIF?

Key specifications for 3MJ-3MIF: Connection Style: INVERTED FLARE (TUBE) FIRST END; Connection Style: FLARED (TUBE) SECOND END; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.188 INCHES ALL ENDS IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-558-7734 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.
PartsTable Design LLC · partstable.com