The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-00-369-4641, 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 Northrop Grumman Systems Corporation Dba Electronic Systems. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-369-4641 |
| Primary Part Number | 990C336H01 |
| Item Name | Adapter,straight,pipe to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Northrop Grumman Systems Corporation Dba Electronic Systems |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 SHORT COUPLING NUT WITH SLEEVE |
| Connection Style | PLAIN (PIPE) FIRST ENDPLAIN (PIPE) FIRST END |
| Connection Style | GRIPPING (HOSE) SECOND ENDGRIPPING (HOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 0.250 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 0.420 INCHES SECOND END IN |
| Nominal Overall Length | 1.250 INCHES IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND ENDTHREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST ENDTHREADED EXTERNAL PIPE FIRST END |
| Operating Pressure | 375.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.250 INCHES FIRST END0.250 INCHES FIRST END IN |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPTF 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 |
|---|---|
| 990C336H01 PRIMARY | Northrop Grumman Systems Corporation Dba Electronic Systems (USA) |
| Reference | Meaning |
|---|---|
| 13FN | 5/9 Secondary reference Imperial |
| 272-1312P1 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Company Div Corp |
| FN04-04MB | 5/9 Secondary reference Imperial |
NSN 4730-00-369-4641 is a Adapter,straight,pipe to Hose, manufactured by Northrop Grumman Systems Corporation Dba Electronic Systems, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-369-4641 has 1 manufacturer part number on file: 990C336H01 (Northrop Grumman Systems Corporation Dba Electronic Systems).
Key specifications for 990C336H01: Furnished Items and Quantity: 1 SHORT COUPLING NUT WITH SLEEVE; Connection Style: PLAIN (PIPE) FIRST ENDPLAIN (PIPE) FIRST END; Connection Style: GRIPPING (HOSE) SECOND ENDGRIPPING (HOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 0.250 INCHES SECOND END IN. 12 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.