The Elbow,flange to Hose, cataloged under National Stock Number 4730-01-066-0709, 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 16 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 | 4730-01-066-0709 |
| Primary Part Number | 12253501 |
| Item Name | Elbow,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Flange Shape | OVAL WITH HOLES FIRST END |
| Flange Face Design | PLAIN FIRST END |
| Connection Style | BEADED (HOSE) SECOND END |
| Nominal Length | 4.125 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 3.312 INCHES FIRST END IN |
| Nominal Inside Diameter Hose Accommodated | 2.500 INCHES SECOND END IN |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Connection Type | FLANGE FIRST END |
| Material Document and Classification | QQ-A-601 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Bolt Hole Nominal Diameter | 0.484 INCHES FIRST END IN |
| Leg Length | 2.750 INCHES NOMINAL FIRST END IN |
| Leg Length | 3.562 INCHES NOMINAL SECOND END IN |
| Bolt Hole Quantity | 2 FIRST END |
| Nominal Width | 2.250 INCHES FIRST END IN |
| Material | ALUMINUM OVERALL |
| Nominal Thickness | 0.560 INCHES FIRST END 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 |
|---|---|
| 12253501 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4730-01-066-0709 is a Elbow,flange to Hose, 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 4730-01-066-0709 has 1 manufacturer part number on file: 12253501 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12253501: Flange Shape: OVAL WITH HOLES FIRST END; Flange Face Design: PLAIN FIRST END; Connection Style: BEADED (HOSE) SECOND END; Nominal Length: 4.125 INCHES FIRST END IN. 16 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.