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NSN 4730-01-719-2158Government record, cited
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Coupling, Pipe4730-01-719-2158

NSN 4730-01-719-2158 · NIIN 017192158 · Part number SS-HB-MP-20-20
Titan Fittings Llc Dba Titan Fittings · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 7RMV4
Government record, cited
NSN 4730-01-719-2158 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-719-2158. Manufacturer of record part number: SS-HB-MP-20-20.
Also searched as  4730-01-719-2158 · 4730017192158 · NIIN 017192158 · 01-719-2158 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 7RMV4 · SS-HB-MP-20-20
Nearby stock numbers  ·
L 3.2 INCHES ALL ENDS IN NPTF SECOND END HOSE FITTING
4730-01-719-2158 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
  • Coupling,pipe — FSC 4730
  • Nominal Width Across Flats: 1.75 INCHES CENTER BULKHEAD IN
  • Nominal Pipe Size Accommodated: 1.24 INCHES SECOND END IN
  • Connection Style: GRIPPING NIPPLE (NOSE) FIRST END
  • Connection Style: PLAIN (PIPE) SECOND END
  • Nominal Length: 3.2 INCHES ALL ENDS IN
  • Nominal Inside Diameter Hose Accommodated: 1.07 INCHES SECOND END IN
  • Nominal Inside Diameter Hose Accommodated: 1.24 INCHES FIRST END IN
Identification
  • NSN: 4730-01-719-2158
  • NIIN: 017192158
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: SS-HB-MP-20-20
  • Manufacturer: Titan Fittings Llc Dba Titan Fittings
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-01-719-2158, 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 Titan Fittings Llc Dba Titan Fittings. Government technical data includes 13 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
NSN4730-01-719-2158
Primary Part NumberSS-HB-MP-20-20
Item NameCoupling,pipe
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerTitan Fittings Llc Dba Titan Fittings
StatusACTIVE
Nominal Width Across Flats1.75 INCHES CENTER BULKHEAD IN
Nominal Pipe Size Accommodated1.24 INCHES SECOND END IN
Connection StyleGRIPPING NIPPLE (NOSE) FIRST END
Connection StylePLAIN (PIPE) SECOND END
Nominal Length3.2 INCHES ALL ENDS IN
Nominal Inside Diameter Hose Accommodated1.07 INCHES SECOND END IN
Nominal Inside Diameter Hose Accommodated1.24 INCHES FIRST END IN
Nominal Overall Length3.2 INCHES IN
Connection TypeUNTHREADED EXTERNAL PIPE SECOND END
Connection TypeUNTHREADED INTERNAL HOSE FIRST END
Nominal Outside Diameter1.75 INCHES CENTER BULKHEAD IN
MaterialSTEEL COMP 316 OVERALL
Thread Series DesignatorNPTF SECOND END
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
SS-HB-MP-20-20 PRIMARY Titan Fittings Llc Dba Titan Fittings (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 4730-01-719-2158?

NSN 4730-01-719-2158 is a Coupling,pipe, manufactured by Titan Fittings Llc Dba Titan Fittings, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-719-2158?

NSN 4730-01-719-2158 has 1 manufacturer part number on file: SS-HB-MP-20-20 (Titan Fittings Llc Dba Titan Fittings).

What are the specifications of SS-HB-MP-20-20?

Key specifications for SS-HB-MP-20-20: Nominal Width Across Flats: 1.75 INCHES CENTER BULKHEAD IN; Nominal Pipe Size Accommodated: 1.24 INCHES SECOND END IN; Connection Style: GRIPPING NIPPLE (NOSE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 13 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-719-2158 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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