NSN 4730-00-738-9199 · NIIN 007389199 · Part number 558373
Hamilton Sundstrand Corporation Dba Collins Aerospace · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 73030
Government record, cited
NSN 4730-00-738-9199 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-738-9199. Manufacturer of record part number: 558373.
Also searched as4730-00-738-9199 ·
4730007389199 ·
NIIN 007389199 ·
00-738-9199 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 73030 · 558373
4730-00-738-9199 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Restrictor,fluid Flow — FSC 4730
Length: 1.635 INCHES NOMINAL IN
Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED
Surface Treatment Document and Classification: AMS 2468 ASSN STD SINGLE TREATMENT RESPONSE AND UNITED AIRCRAFT SPEC NO. HS392 MFR REF SINGLE TREATMENT RESPONSE
Design Type: TUBULAR
Material Document and Classification: QQ-A-200, T6 FED SPEC SINGLE MATERIAL RESPONSE
Outside Diameter: 0.565 INCHES NOMINAL IN
Surface Treatment: ANODIZE
Identification
NSN: 4730-00-738-9199
NIIN: 007389199
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 558373
Manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
General Description
The Restrictor,fluid Flow, cataloged under National Stock Number 4730-00-738-9199, 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 Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 9 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.
Hamilton Sundstrand Corporation Dba Collins Aerospace (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 4730-00-738-9199?
NSN 4730-00-738-9199 is a Restrictor,fluid Flow, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-00-738-9199?
NSN 4730-00-738-9199 has 1 manufacturer part number on file: 558373 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
What are the specifications of 558373?
Key specifications for 558373: Length: 1.635 INCHES NOMINAL IN; Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED; Surface Treatment Document and Classification: AMS 2468 ASSN STD SINGLE TREATMENT RESPONSE AND UNITED AIRCRAFT SPEC NO. HS392 MFR REF SINGLE TREATMENT RESPONSE; Design Type: TUBULAR. 9 specifications are documented in the U.S. Government catalog.
Is NSN 4730-00-738-9199 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.