The Plug,pipe, cataloged under National Stock Number 4730-00-982-7757, 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 Crane Co Div Valve Div. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-982-7757 |
| Primary Part Number | 309 2-1/2 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Head Type | SOLID |
| Nominal Pipe Size for Which Designed | 2.500 INCHES IN |
| Connection Style | PLAIN |
| Drive End Style | RAISED SQUARE |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 2.500 INCHES EXTERNAL IN |
| Exterior Color | PURPLE OVERALL |
| Surface Treatment | PAINT OVERALL |
| Body Type | SOLID |
| Material | STEEL OR IRON OVERALL |
| Thread Series Designator | NPT EXTERNAL |
| 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 |
|---|---|
| 309 2-1/2 PRIMARY | Crane Co Div Valve Div (USA) |
| Reference | Meaning |
|---|---|
| B16.11 | 3/1 Design control — primary reference U.S. Government activity |
| 309 | 3/1 Design control — primary reference Crane Co Div Valve Div |
NSN 4730-00-982-7757 is a Plug,pipe, manufactured by Crane Co Div Valve Div, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-982-7757 has 1 manufacturer part number on file: 309 2-1/2 (Crane Co Div Valve Div).
Key specifications for 309 2-1/2: Head Type: SOLID; Nominal Pipe Size for Which Designed: 2.500 INCHES IN; Connection Style: PLAIN; Drive End Style: RAISED SQUARE. 11 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.