The Elbow,flange to Tube, cataloged under National Stock Number 4730-01-102-4127, 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 22 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 | 4730-01-102-4127 |
| Primary Part Number | 11685870 |
| Item Name | Elbow,flange to Tube |
| 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 | ROUND WITH HOLES SECOND END |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | GROOVED (TUBE) FIRST END |
| Bolt Circle Nominal Diameter | 5.000 INCHES SECOND END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.125 INCHES FIRST END IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE AND QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE ELBOW |
| Material Document and Classification | QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE NIPPLE |
| Material Document and Classification | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE FLANGE |
| Material Document and Classification | UNABLE TO DECODEQQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE AND QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE ELBOW |
| Bolt Hole Nominal Diameter | 0.696 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 4.250 INCHES FIRST END IN |
| Leg Length | 12.500 INCHES NOMINAL SECOND END IN |
| Leg Length | 13.060 INCHES NOMINAL FIRST END IN |
| Nominal Outside Diameter | 7.500 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Material | ALUMINUM ALLOY 6061 FLANGE |
| Material | ALUMINUM ALLOY 5052 AND ALUMINUM ALLOY 6063 ELBOW |
| Material | ALUMINUM ALLOY 6063 NIPPLE |
| Nominal Thickness | 0.050 INCHES SECOND 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 |
|---|---|
| 11685870 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4730-01-102-4127 is a Elbow,flange to Tube, 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 4730-01-102-4127 has 1 manufacturer part number on file: 11685870 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11685870: Flange Shape: ROUND WITH HOLES SECOND END; Flow Angle: 90.0 DEGREES; Flange Face Design: PLAIN SECOND END; Connection Style: GROOVED (TUBE) FIRST END. 22 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.