The Nut,tube Coupling, cataloged under National Stock Number 4730-01-392-3935, 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 Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-392-3935 |
| Primary Part Number | 921295-16 |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Width Across Flats | 1.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS 2486 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT (UNJ) |
| Material Document and Classification | AMS 4965 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.312 INCHES IN |
| Nut Height | 1.258 INCHES NOMINAL IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Nut Style | TUBE COUPLING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 12 |
| Material | TITANIUM ALLOY OVERALL |
| Nominal Tube Outside Diameter | 1.000 INCHES 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 |
|---|---|
| 921295-16 PRIMARY | Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA) |
| Reference | Meaning |
|---|---|
| 921295-16 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 7D0163 | D/9 Drawing number reference only U.S. Government activity |
| 7D0163T16 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-392-3935 is a Nut,tube Coupling, manufactured by Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-392-3935 has 1 manufacturer part number on file: 921295-16 (Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-460-3126. Verify interchangeability with system specifications before substitution.
Key specifications for 921295-16: Lubrication: DRY FILM LUBRICANT; Width Across Flats: 1.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS 2486 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL JOINT (UNJ). 14 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.