The Coupling,tube, cataloged under National Stock Number 4730-01-080-0894, 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 Us Army Aviation and Missile Command. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-080-0894 |
| Primary Part Number | 11566330 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Connection Style | GROOVED (TUBE) ALL ENDS |
| Nominal Overall Length | 1.843 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | PLAIN W/CONCAVE SIDES |
| Material Document and Classification | QQ-A-225/6,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| 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 |
|---|---|
| 11566330 | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 5217147000 | 3/2 Design control — primary reference U.S. Government activity |
| 217-147 | 5/9 Secondary reference U.S. Government activity |
| 5926001000 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-080-0894 is a Coupling,tube, manufactured by Us Army Aviation and Missile Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-080-0894 has 1 manufacturer part number on file: 11566330 (Us Army Aviation and Missile Command).
1 possible match (shared part number, not a government interchangeability claim): 2910-01-481-0251. Verify interchangeability with system specifications before substitution.
Key specifications for 11566330: Connection Style: GROOVED (TUBE) ALL ENDS; Nominal Overall Length: 1.843 INCHES IN; Connection Type: UNTHREADED EXTERNAL TUBE ALL ENDS; Style Designator: PLAIN W/CONCAVE SIDES. 7 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.