The Sleeve,clinch,tube Fitting, cataloged under National Stock Number 4730-00-444-7573, 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 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.
| Parameter | Value |
|---|---|
| NSN | 4730-00-444-7573 |
| Primary Part Number | 8687141 |
| Item Name | Sleeve,clinch,tube Fitting |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Seat Angle in Deg | 40.0 |
| Style Designator | FLARELESS |
| Sleeve Outside Diameter | 0.334 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN |
| Casehardening Indicator | CASEHARDENED |
| Flange Width | 0.096 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN |
| Material | STEEL COMP 630 |
| Flange Outside Diameter | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Metallic Hardness Rating | 40.0 MINIMUM ROCKWELL C AND 45.0 MAXIMUM ROCKWELL C |
| Hose/tube Outside Diameter for Which Designed | 0.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8687141 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4730-00-444-7573 is a Sleeve,clinch,tube Fitting, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-444-7573 has 1 manufacturer part number on file: 8687141 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8687141: Seat Angle in Deg: 40.0; Style Designator: FLARELESS; Overall Length: 0.333 INCHES MINIMUM AND 0.339 INCHES MAXIMUM IN; Sleeve Outside Diameter: 0.334 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.