PartsTable TECHNICAL DATA SHEET
NSN 4730-01-679-5498Government record, cited

Coupling Half, Quick Disconnect4730-01-679-5498

NSN 4730-01-679-5498 · NIIN 016795498 · Part number 989-7780
Hiab Usa Inc · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 34914
Government record, cited
NSN 4730-01-679-5498 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-679-5498. Manufacturer of record part number: 989-7780.
Also searched as  4730-01-679-5498 · 4730016795498 · NIIN 016795498 · 01-679-5498 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 34914 · 989-7780 · 4466594
Nearby stock numbers  ·
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Nominal Width Across Flats: 1.50 INCHES IN
  • Nominal Thread Size: 1.06 INCHES ALL ENDS IN
  • Nominal Outside Diameter: 1.73 INCHES IN
  • Thread Class: 2A ALL ENDS A
  • Thread Quantity Per Inch: 12 ALL ENDS
  • Material: STEEL BODY
  • Thread Series Designator: UN ALL ENDS
Identification
  • NSN: 4730-01-679-5498
  • NIIN: 016795498
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 989-7780
  • Manufacturer: Hiab Usa Inc
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-679-5498, 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 Hiab Usa Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-679-5498
Primary Part Number989-7780
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerHiab Usa Inc
StatusACTIVE
Nominal Width Across Flats1.50 INCHES IN
Nominal Thread Size1.06 INCHES ALL ENDS IN
Nominal Outside Diameter1.73 INCHES IN
Thread Class2A ALL ENDS A
Thread Quantity Per Inch12 ALL ENDS
MaterialSTEEL BODY
Thread Series DesignatorUN 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
989-7780 PRIMARY Hiab Usa Inc (USA)
Reference documents
ReferenceMeaning
4466594 7/2 Vendor item drawing reference
Oshkosh Defense Llc
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 4730-01-679-5498?

NSN 4730-01-679-5498 is a Coupling Half,quick Disconnect, manufactured by Hiab Usa Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-679-5498?

NSN 4730-01-679-5498 has 1 manufacturer part number on file: 989-7780 (Hiab Usa Inc).

What are the specifications of 989-7780?

Key specifications for 989-7780: Nominal Width Across Flats: 1.50 INCHES IN; Overall Length: 2.89 INCHES NOMINAL IN; Nominal Thread Size: 1.06 INCHES ALL ENDS IN; Nominal Outside Diameter: 1.73 INCHES IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-679-5498 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.
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