The Tee,boss, cataloged under National Stock Number 4730-01-128-4179, 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 The Boeing Company Div Defense. Government technical data includes 15 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-128-4179 |
| Primary Part Number | 7M484-1 |
| Item Name | Tee,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | GASKET SEAL (BOSS) ALL ENDS |
| Connection Type | THREADED INTERNAL BOSS THIRD END |
| Connection Type | THREADED INTERNAL BOSS SECOND END |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Leg Length | 0.760 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.920 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.900 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.437 INCHES FIRST END IN |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Nominal Thread Size | 0.375 INCHES THIRD END IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3B ALL ENDS |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 7M484-1 PRIMARY | The Boeing Company Div Defense (USA) |
| 7M484-1 | The Boeing Company Div Services (USA) |
| Reference | Meaning |
|---|---|
| 10108623 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 7M484-1 | 5/9 Secondary reference Br Machine Parts Inc |
| 7M484 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 7M484-1 | 5/1 Secondary reference Kmi, Inc Dba Kmi Inc |
| 7M484-1 | 5/1 Secondary reference Sobot Tool & Mfg Co Inc |
| 7M484-1 | 5/9 Secondary reference U.S. Government activity |
| 7M484-1 | 5/9 Secondary reference B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc |
NSN 4730-01-128-4179 is a Tee,boss, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-128-4179 has 2 manufacturer part numbers on file: 7M484-1 (The Boeing Company Div Defense), 7M484-1 (The Boeing Company Div Services).
Key specifications for 7M484-1: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: GASKET SEAL (BOSS) ALL ENDS; Connection Type: THREADED INTERNAL BOSS THIRD END; Connection Type: THREADED INTERNAL BOSS SECOND END. 15 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.