The Adapter,straight,flange to Hose, cataloged under National Stock Number 4730-01-061-6312, 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 Dover Resources Inc Dba Opw Engineered Systems. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-061-6312 |
| Primary Part Number | 1611SFN-AL20 |
| Item Name | Adapter,straight,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Dover Resources Inc Dba Opw Engineered Systems |
| Status | ACTIVE |
| Connection Style | GROOVED (TUBE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | GROOVED COUPLING SECOND END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | ANPT 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 |
| Part Number | Manufacturer |
|---|---|
| 12275236 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 1611SFN-AL20 PRIMARY | Dover Resources Inc Dba Opw Engineered Systems (USA) |
| Reference | Meaning |
|---|---|
| 1661SFN-AL20 | 5/9 Secondary reference Dover Resources Inc Dba Opw Engineered Systems |
| 1611-SF-2 | 5/9 Secondary reference U.S. Government activity |
| 1611-SF-2 | 5/9 Secondary reference Dover Resources Inc Dba Opw Engineered Systems |
| 1661SFN-0200 | 5/9 Secondary reference Dover Resources Inc Dba Opw Engineered Systems |
NSN 4730-01-061-6312 is a Adapter,straight,flange to Hose, manufactured by Dover Resources Inc Dba Opw Engineered Systems, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-061-6312 has 2 manufacturer part numbers on file: 12275236 (U S Army Tank Automotive Command Amsta-Im-Mm), 1611SFN-AL20 (Dover Resources Inc Dba Opw Engineered Systems).
Key specifications for 1611SFN-AL20: Connection Style: GROOVED (TUBE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Connection Type: THREADED INTERNAL PIPE FIRST END; Connection Type: GROOVED COUPLING SECOND END. 6 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.