The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-00-989-6074, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 30 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-989-6074 |
| Item Name | Adapter,straight,flange to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES SECOND END |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDEUNABLE TO DECODE |
| Connection Style | FLARED (TUBE) FIRST END |
| Nominal Length | 1.468 INCHES SECOND END IN |
| Nominal Overall Length | 1.308 INCHES IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Bolt Hole Nominal Diameter | 0.205 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | UNABLE TO DECODE |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Specification/standard Data | 81343-AS4875/1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Maximum Operating Temp | 135.0 CELSIUS SINGLE RESPONSE DEGC |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 1.038 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Surface Treatment | UNABLE TO DECODE |
| Surface Treatment | ANODIZE INSIDE |
| Surface Treatment | ANODIZE INSIDEUNABLE TO DECODE |
| Surface Treatment | ANODIZE OUTSIDE |
| Nominal Width | 1.468 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 1.038 INCHES SECOND END IN |
| Media for Which Designed | OIL SECOND RESPONSE |
| Media for Which Designed | UNABLE TO DECODE |
| Media for Which Designed | FUEL FIRST RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-F-5509 | 5/9 Secondary reference U.S. Government activity |
| AS4875/1 | 5/1 Secondary reference Sae International Dba Sae International |
| MS20760D10 | 5/1 Secondary reference Crown Fitting Co Inc |
| AS4875/1/D10 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS4875/1 | 5/1 Secondary reference Sae International Dba Sae International |
| AN760D10 | 5/9 Secondary reference U.S. Government activity |
| AS4875/1 | 5/9 Secondary reference U.S. Government activity |
| MS20760-D10 | 2/2 Government specification standardization U.S. Government activity |
NSN 4730-00-989-6074 is a Adapter,straight,flange to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-989-6074: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Flange Face Design: RAISED STRAIGHT SECOND END; Surface Treatment Document and Classification: UNABLE TO DECODE; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE. 30 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.