The Elbow,tube to Boss, cataloged under National Stock Number 4730-01-129-0481, 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 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-129-0481 |
| Primary Part Number | 12313096 |
| Item Name | Elbow,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 LOCKNUT AND 1 FLAT WASHER |
| Flow Angle | 90.0 DEGREES |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN (PIPE) INLET |
| Inlet Location | RIGHT-HAND SIDE SINGLE INLET |
| Connection Type | THREADED INTERNAL PIPE INLET |
| Material Document and Classification | QQ-A-225/5,T4 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225/6 FED SPEC 2ND MATERIAL RESPONSE AND QQ-A-367 FED SPEC 3RD MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Leg Length | 1.625 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.952 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.125 INCHES INLET IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 2A ALL ENDS A |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Material | ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2014 OVERALL |
| Thread Series Designator | NPT INLET |
| 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 |
|---|---|
| 12313096 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 4730011290481 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 4730-01-129-0481 is a Elbow,tube to Boss, 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 4730-01-129-0481 has 1 manufacturer part number on file: 12313096 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12313096: Furnished Items and Quantity: 1 LOCKNUT AND 1 FLAT WASHER; Flow Angle: 90.0 DEGREES; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Connection Style: PLAIN (PIPE) INLET. 17 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.