NSN 4730-00-321-6145 · NIIN 003216145 · Part number 8693921
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 19207
Government record, cited
NSN 4730-00-321-6145 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-321-6145. Manufacturer of record part number: 8693921.
4730-00-321-6145 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Ferrule,swage,tube Coupling — FSC 4730
Slot Quantity: 6
Style Designator: SINGLE FLANGE
Flange Inside Diameter: 0.938 INCHES NOMINAL IN
Sleeve Outside Diameter: 1.062 INCHES NOMINAL IN
Casehardening Indicator: NOT CASEHARDENED
Slot Depth: 0.016 INCHES NOMINAL IN
Flange Width: 0.100 INCHES NOMINAL IN
Identification
NSN: 4730-00-321-6145
NIIN: 003216145
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 8693921
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description
The Ferrule,swage,tube Coupling, cataloged under National Stock Number 4730-00-321-6145, 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 U S Army Tank Automotive Command Amsta-Im-Mm. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Reference documents
Reference
Meaning
1787810-9
5/9Secondary reference
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1787810PC9
5/9Secondary reference
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
165-16
3/2Design control — primary reference
U.S. Government activity
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Frequently Asked Questions
What is NSN 4730-00-321-6145?
NSN 4730-00-321-6145 is a Ferrule,swage,tube Coupling, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-00-321-6145?
NSN 4730-00-321-6145 has 1 manufacturer part number on file: 8693921 (U S Army Tank Automotive Command Amsta-Im-Mm).
What NSN replaces 4730-00-321-6145?
9 possible matches (shared part number, not a government interchangeability claim): 5935-00-721-0431, 3110-00-787-4549, 5985-01-086-2159. Verify interchangeability with system specifications before substitution.
What are the specifications of 8693921?
Key specifications for 8693921: Slot Quantity: 6; Style Designator: SINGLE FLANGE; Flange Inside Diameter: 0.938 INCHES NOMINAL IN; Overall Length: 0.670 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.
Is NSN 4730-00-321-6145 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.