The Nipple,tube, cataloged under National Stock Number 4730-01-141-9665, 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 Sae International Dba Sae International. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-141-9665 |
| Primary Part Number | AS5406D03V |
| Item Name | Nipple,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-83488,CL 3,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Nominal Overall Length | 1.859 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | FLARED W/ BULKHEAD THREAD |
| Nominal Outside Diameter Tube Accommodated | 0.312 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.375 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.375 INCHES FIRST END BULKHEAD IN |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Specification/standard Data | 88044-AN832 GOVERNMENT STANDARD |
| Surface Treatment | ALUMINUM OVERALL |
| Thread Class | 3A FIRST END BULKHEAD A |
| Thread Class | 3A ALL ENDS A |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UNF ALL ENDS |
| Thread Series Designator | UNF FIRST END BULKHEAD |
| 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 |
|---|---|
| 7M637BT-3D | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| 7M637BT-3D | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| 7M637BT-3D | Nelson Aero Space, Inc. (USA) |
| 7M637BT3D | Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA) |
| AS5406D03V PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 7M637BT-3D | 5/9 Secondary reference Faber Enterprises, Inc. Div Faber Enterprise Inc |
| 7M637 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 7M637BT-3D | 5/9 Secondary reference The Boeing Company Div Defense |
| 10108748 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 4730-01-141-9665 is a Nipple,tube, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-141-9665 has 5 manufacturer part numbers on file: 7M637BT-3D (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), 7M637BT-3D (Sps Technologies, Llc Dba Airdrome Precision Components), 7M637BT-3D (Nelson Aero Space, Inc.), 7M637BT3D (Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply), AS5406D03V (Sae International Dba Sae International).
Key specifications for AS5406D03V: Surface Treatment Document and Classification: MIL-C-83488,CL 3,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: FLARED (TUBE) ALL ENDS; Nominal Overall Length: 1.859 INCHES IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 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.