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NSN 4730-01-620-7601Government record, cited

Coupling, Pipe4730-01-620-7601

NSN 4730-01-620-7601 · NIIN 016207601 · Part number 50785K93
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 4730-01-620-7601 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-620-7601. Manufacturer of record part number: 50785K93.
Also searched as  4730-01-620-7601 · 4730016207601 · NIIN 016207601 · 01-620-7601 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 39428 · 50785K93
Nearby stock numbers  ·
Features
  • Coupling,pipe — FSC 4730
  • Nominal Width Across Flats: 0.81 INCHES CENTER BULKHEAD IN
  • Nominal Overall Length: 1.07 INCHES IN
  • Style Designator: CENTER WRENCHING FACILITY
  • Operating Pressure: 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Nominal Thread Size: 0.3750 INCHES ALL ENDS IN
  • Maximum Operating Temp: 72.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE
Identification
  • NSN: 4730-01-620-7601
  • NIIN: 016207601
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 50785K93
  • Manufacturer: Mcmaster-Carr Supply Co
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-01-620-7601, 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.

Technical Specifications
ParameterValue
NSN4730-01-620-7601
Primary Part Number50785K93
Item NameCoupling,pipe
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerMcmaster-Carr Supply Co
StatusACTIVE
Nominal Width Across Flats0.81 INCHES CENTER BULKHEAD IN
Nominal Overall Length1.07 INCHES IN
Style DesignatorCENTER WRENCHING FACILITY
Operating Pressure1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.3750 INCHES ALL ENDS IN
Maximum Operating Temp72.0 FAHRENHEIT SINGLE RESPONSE DEGF
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Media for Which DesignedAIR FIRST RESPONSE
Thread Quantity Per Inch18 ALL ENDS
MaterialCOPPER ALLOY OVERALL
Thread Series DesignatorNPT 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
50785K93 PRIMARY Mcmaster-Carr Supply Co (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 4730-01-620-7601?

NSN 4730-01-620-7601 is a Coupling,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 4730-01-620-7601?

NSN 4730-01-620-7601 has 1 manufacturer part number on file: 50785K93 (Mcmaster-Carr Supply Co).

What are the specifications of 50785K93?

Key specifications for 50785K93: Nominal Width Across Flats: 0.81 INCHES CENTER BULKHEAD IN; Nominal Overall Length: 1.07 INCHES IN; Style Designator: CENTER WRENCHING FACILITY; Operating Pressure: 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 11 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-620-7601 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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