The Elbow,pipe to Tube, cataloged under National Stock Number 4730-01-628-4958, 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 Swagelok Co. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-628-4958 |
| Primary Part Number | B-400-5-4 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Thread Series Designator | NPT ALL ENDS |
| 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 |
|---|---|
| B-400-5-4 PRIMARY | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| 12988450 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 4730-01-628-4958 is a Elbow,pipe to Tube, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-628-4958 has 1 manufacturer part number on file: B-400-5-4 (Swagelok Co).
Key specifications for B-400-5-4: Nominal Outside Diameter Tube Accommodated: 0.250 INCHES ALL ENDS IN; Part Name Assigned by Controlling Agency: 45 DEG. MALE ELBOW; End Item Identification: NSN 4210-01-488-9655; Thread Series Designator: NPT ALL ENDS. 2 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.