PartsTable TECHNICAL DATA SHEET
NSN 4730-00-138-8039Government record, cited

Coupling Half, Quick Disconnect4730-00-138-8039

NSN 4730-00-138-8039 · NIIN 001388039 · Part number 4112-6049
Macleod Inc · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 37562
Government record, cited
NSN 4730-00-138-8039 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-138-8039. Manufacturer of record part number: 4112-6049.
Also searched as  4730-00-138-8039 · 4730001388039 · NIIN 001388039 · 00-138-8039 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 37562 · 4112-6049
Nearby stock numbers  ·
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Connection Style: FLARE ALL ENDS
  • Style Designator: MALE COUPLING HALF
  • Nominal Outside Diameter Tube Accommodated: 1.750 INCHES ALL ENDS IN
  • Quick Disconnect Nominal Size: 2.500 INCHES ALL ENDS IN
  • Leg Length: 0.844 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
  • Nominal Thread Size: 2.000 INCHES ALL ENDS IN
  • Seat Angle: 45.0 DEGREES
Identification
  • NSN: 4730-00-138-8039
  • NIIN: 001388039
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 4112-6049
  • Manufacturer: Macleod Inc
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-138-8039, 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 Macleod Inc. 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
NSN4730-00-138-8039
Primary Part Number4112-6049
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerMacleod Inc
StatusACTIVE
Connection StyleFLARE ALL ENDS
Style DesignatorMALE COUPLING HALF
Nominal Outside Diameter Tube Accommodated1.750 INCHES ALL ENDS IN
Quick Disconnect Nominal Size2.500 INCHES ALL ENDS IN
Leg Length0.844 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Nominal Thread Size2.000 INCHES ALL ENDS IN
Seat Angle45.0 DEGREES
Thread Class2B ALL ENDS
MaterialCOPPER ALLOY BODY
Quick Disconnect MethodCAM-LOCKING ALL ENDS
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
4112-6049 PRIMARY Macleod 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 4730-00-138-8039?

NSN 4730-00-138-8039 is a Coupling Half,quick Disconnect, manufactured by Macleod Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-00-138-8039?

NSN 4730-00-138-8039 has 1 manufacturer part number on file: 4112-6049 (Macleod Inc).

What are the specifications of 4112-6049?

Key specifications for 4112-6049: Connection Style: FLARE ALL ENDS; Style Designator: MALE COUPLING HALF; Overall Length: 3.000 INCHES MINIMUM AND 3.046 INCHES MAXIMUM IN; Nominal Outside Diameter Tube Accommodated: 1.750 INCHES ALL ENDS IN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 4730-00-138-8039 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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