The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-00-640-5509, 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 23 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-640-5509 |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Connection Style | BEADED (HOSE) SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Nominal Inside Diameter Hose Accommodated | 1.000 INCHES SECOND END IN |
| Nominal Overall Length | 3.484 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END BULKHEAD |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END IN |
| Nominal Thread Size | 1.312 INCHES FIRST END BULKHEAD IN |
| Nominal Thread Size | 1.312 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Specification/standard Data | 81343-AS4843/1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 88044-AN807 GOVERNMENT STANDARD |
| Surface Treatment | CADMIUM OUTSIDE |
| Surface Treatment | CADMIUM INSIDE |
| Thread Class | 3A FIRST END A |
| Thread Class | 3A FIRST END BULKHEAD A |
| Thread Quantity Per Inch | 12 FIRST END |
| Thread Quantity Per Inch | 12 FIRST END BULKHEAD |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END BULKHEAD |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END |
| 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 |
| AS4843/1 | 5/9 Secondary reference U.S. Government activity |
| AS4843/1 | 5/1 Secondary reference Sae International Dba Sae International |
| AN841-16 | 5/9 Secondary reference U.S. Government activity |
| AN807-16 | 2/2 Government specification standardization U.S. Government activity |
NSN 4730-00-640-5509 is a Adapter,straight,tube to Hose, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-640-5509: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE INSIDE; Connection Style: BEADED (HOSE) SECOND END; Connection Style: FLARED (TUBE) FIRST END. 23 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.