The Adapter,straight,pipe to Gas Fit, cataloged under National Stock Number 4730-01-263-3063, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 15 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-263-3063 |
| Primary Part Number | 322AS135-1 |
| Item Name | Adapter,straight,pipe to Gas Fit |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Style | SWIVEL NUT (GAS FITTING) SECOND END |
| Seat Nominal Radius | 0.172 INCHES SECOND END IN |
| Nominal Overall Length | 2.500 INCHES IN |
| Criticality Code Justification | FEAT |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Connection Type | THREADED INTERNAL GAS FITTING SECOND END |
| Operating Pressure | 3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.908 INCHES SECOND END IN |
| Media for Which Designed | AIR SECOND RESPONSE |
| Media for Which Designed | NITROGEN, LIQUID FIRST RESPONSE |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | NGO SECOND END |
| Thread Series Designator | NPT FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 322AS135-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 983-1H | 5/9 Secondary reference Rego Co a Marmon Group Co |
| 322AS135 | 7/1 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| SS-83 AND SS-72 | 5/9 Secondary reference Western Enterprises Div of Scott and Fetzer Co |
| 322AS135-1 | 5/9 Secondary reference American Safety Flight Systems Inc |
| 322AS135-1 | 5/9 Secondary reference Conax Florida Corporation |
NSN 4730-01-263-3063 is a Adapter,straight,pipe to Gas Fit, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-263-3063 has 1 manufacturer part number on file: 322AS135-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 322AS135-1: Connection Style: PLAIN (PIPE) FIRST END; Connection Style: SWIVEL NUT (GAS FITTING) SECOND END; Seat Nominal Radius: 0.172 INCHES SECOND END IN; Nominal Overall Length: 2.500 INCHES IN. 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.