PartsTable TECHNICAL DATA SHEET
NSN 4730-01-645-2685Government record, cited

Coupling, Pipe4730-01-645-2685

NSN 4730-01-645-2685 · NIIN 016452685 · Part number 48805K263
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 4730-01-645-2685 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-645-2685. Manufacturer of record part number: 48805K263.
Also searched as  4730-01-645-2685 · 4730016452685 · NIIN 016452685 · 01-645-2685 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 39428 · 48805K263
Nearby stock numbers  ·
Features
  • Coupling,pipe — FSC 4730
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Style Designator: RIGID, SHORT CENTER WRENCHING FACILITY
  • Operating Pressure: 6600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Nominal Thread Size: 0.125 INCHES SECOND END IN
  • Nominal Thread Size: 0.250 INCHES FIRST END IN
  • Media for Which Designed: WATER FIRST RESPONSE
Identification
  • NSN: 4730-01-645-2685
  • NIIN: 016452685
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 48805K263
  • Manufacturer: Mcmaster-Carr Supply Co
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-01-645-2685, 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 10 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
NSN4730-01-645-2685
Primary Part Number48805K263
Item NameCoupling,pipe
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerMcmaster-Carr Supply Co
StatusACTIVE
Connection StylePLAIN (PIPE) ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Style DesignatorRIGID, SHORT CENTER WRENCHING FACILITY
Operating Pressure6600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.125 INCHES SECOND END IN
Nominal Thread Size0.250 INCHES FIRST END IN
Media for Which DesignedWATER FIRST RESPONSE
Media for Which DesignedSTEAM SECOND RESPONSE
MaterialSTEEL COMP 316 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
48805K263 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 4730-01-645-2685?

NSN 4730-01-645-2685 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 4730-01-645-2685?

NSN 4730-01-645-2685 has 1 manufacturer part number on file: 48805K263 (Mcmaster-Carr Supply Co).

What are the specifications of 48805K263?

Key specifications for 48805K263: Connection Style: PLAIN (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: RIGID, SHORT CENTER WRENCHING FACILITY; Operating Pressure: 6600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-645-2685 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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