NSN 4730-01-340-5402 · NIIN 013405402 · Part number AA1554B-4-3S
Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 06581
Government record, cited
NSN 4730-01-340-5402 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-340-5402. Manufacturer of record part number: AA1554B-4-3S.
Also searched as4730-01-340-5402 ·
4730013405402 ·
NIIN 013405402 ·
01-340-5402 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 06581 · AA1554B-4-3S
4730-01-340-5402 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Adapter — FSC 4730
General Characteristics Item Description: DIRECT REPLACEMENT PART; U/O GW70-680646,ALLAN AIRCRAFT SUPPLY CO
1 manufacturer part number on file
Manufacturer of record: Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply
Identification
NSN: 4730-01-340-5402
NIIN: 013405402
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: AA1554B-4-3S
Manufacturer: Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply
General Description
The Adapter, cataloged under National Stock Number 4730-01-340-5402, 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 Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply. 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.
Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (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 4730-01-340-5402?
NSN 4730-01-340-5402 is a Adapter, manufactured by Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-340-5402?
NSN 4730-01-340-5402 has 1 manufacturer part number on file: AA1554B-4-3S (Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply).
What are the specifications of AA1554B-4-3S?
Key specifications for AA1554B-4-3S: General Characteristics Item Description: DIRECT REPLACEMENT PART; U/O GW70-680646,ALLAN AIRCRAFT SUPPLY CO. 1 specification is documented in the U.S. Government catalog.
Is NSN 4730-01-340-5402 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.