The Tee,pipe to Boss, cataloged under National Stock Number 4730-01-252-9380, 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 19 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-252-9380 |
| Primary Part Number | 12349978 |
| Item Name | Tee,pipe 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 |
| Connection Style | PLAIN (PIPE) THIRD END |
| Connection Style | GASKET SEAL (BOSS) FIRST END |
| Connection Style | GASKET SEAL (BOSS) SECOND END |
| Connection Type | THREADED EXTERNAL PIPE THIRD END |
| Connection Type | THREADED INTERNAL BOSS FIRST END |
| Connection Type | THREADED INTERNAL BOSS SECOND END |
| Material Document and Classification | QQ-A-250/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Leg Length | 2.500 INCHES NOMINAL SECOND END IN |
| Leg Length | 2.500 INCHES NOMINAL FIRST END IN |
| Leg Length | 2.380 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 1.000 INCHES THIRD END IN |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Nominal Thread Size | 0.875 INCHES SECOND END IN |
| Thread Class | 2B FIRST END |
| Thread Class | 2B SECOND END |
| Material | ALUMINUM ALLOY 5083 OVERALL |
| Thread Series Designator | NPT THIRD END |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND END |
| 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 |
|---|---|
| 12349978 | Amz Alabama Inc. (USA) |
| 12349978 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12349978 | 5/2 Secondary reference U.S. Government activity |
| 12349978 | 8/1 NATO reproduction reference Fnss Savunma Sistemleri Anonim Sirketi |
NSN 4730-01-252-9380 is a Tee,pipe 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 4730-01-252-9380 has 2 manufacturer part numbers on file: 12349978 (Amz Alabama Inc.), 12349978 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12349978: Connection Style: PLAIN (PIPE) THIRD END; Connection Style: GASKET SEAL (BOSS) FIRST END; Connection Style: GASKET SEAL (BOSS) SECOND END; Connection Type: THREADED EXTERNAL PIPE THIRD END. 19 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.