The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-196-9585, 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 Safran Aerosystems Ex Safran Aerotechnics Oxy. Government technical data includes 21 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-196-9585 |
| Primary Part Number | 444-01437-000 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Safran Aerosystems Ex Safran Aerotechnics Oxy |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 1.375 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | QQ-A-225/4,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.312 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Specification/standard Data | 81343-AS4842/1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 88044-AN816 GOVERNMENT STANDARD |
| Maximum Operating Temp | 225.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Maximum Operating Temp | -65.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Surface Treatment | ANODIZE OVERALL |
| Media for Which Designed | OXYGEN, GASEOUS SECOND RESPONSE |
| Media for Which Designed | HYDRAULIC FLUID FIRST RESPONSE |
| Thread Class | 3A FIRST END A |
| Material | ALUMINUM ALLOY 2014 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Thread Series Designator | ANPT 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 |
|---|---|
| 444-01437-000 | Safran Aerosystems Ex Safran Aerotechnics Oxy (FRA) |
| Reference | Meaning |
|---|---|
| AN816-5-4D | 5/9 Secondary reference Air World Mfg |
| AN816-5-4D | 5/1 Secondary reference Hydro-Fitting Manufacturing Corporation |
| AN816-5-4D | 5/9 Secondary reference U.S. Government activity |
| AN816-5-4D | 5/9 Secondary reference Crown Fitting Co Inc |
| 19237 | 5/1 Secondary reference Kaydon Custom Filtration Corporation |
| 0136-15 | 5/1 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| AS5194 | 5/9 Secondary reference U.S. Government activity |
| 4730PL0889736 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| MIL-F-5509 | 5/9 Secondary reference U.S. Government activity |
| AS5194D0504 | 3/9 Design control — primary reference U.S. Government activity |
| AS4842/1 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-196-9585 is a Adapter,straight,pipe to Tube, manufactured by Safran Aerosystems Ex Safran Aerotechnics Oxy, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-196-9585 has 1 manufacturer part number on file: 444-01437-000 (Safran Aerosystems Ex Safran Aerotechnics Oxy).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-073-7036, 2990-01-546-9979. Verify interchangeability with system specifications before substitution.
Key specifications for 444-01437-000: Surface Treatment Document and Classification: MIL-A-8625,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: FLARED (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 1.375 INCHES IN. 21 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.