NSN 4730-01-412-2639 · NIIN 014122639 · Part number B-QC4B2PF
Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 02750
Government record, cited
NSN 4730-01-412-2639 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-412-2639. Manufacturer of record part number: B-QC4B2PF.
Also searched as4730-01-412-2639 ·
4730014122639 ·
NIIN 014122639 ·
01-412-2639 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 02750 · B-QC4B2PF
Nearby stock numbers← 4730-01-412-2484 Ferrule, Compression, Tube Fitting
·
4730-01-412-2678 Tee, Tube to Boss →
4730-01-412-2639 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Coupling Half,quick Disconnect — FSC 4730
Supplementary Features: SIMILAR TO 4730-01-138-8299
1 manufacturer part number on file
Manufacturer of record: Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution
Identification
NSN: 4730-01-412-2639
NIIN: 014122639
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: B-QC4B2PF
Manufacturer: Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution
General Description
The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-412-2639, 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 Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution. Government technical data includes 1 specification, 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.
Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (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 4730-01-412-2639?
NSN 4730-01-412-2639 is a Coupling Half,quick Disconnect, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-412-2639?
NSN 4730-01-412-2639 has 1 manufacturer part number on file: B-QC4B2PF (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution).
What are the specifications of B-QC4B2PF?
Key specifications for B-QC4B2PF: Supplementary Features: SIMILAR TO 4730-01-138-8299; End Item Identification: MC130E. 1 specification is documented in the U.S. Government catalog.
Is NSN 4730-01-412-2639 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.