The Reducer,tube, cataloged under National Stock Number 4730-01-485-0803, 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 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-485-0803 |
| Primary Part Number | B-12M0-6-8 |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Furnished Items and Quantity | 2 TUBE COUPLING NUT W/SLEEVE |
| Nominal Overall Length | 51.2 MILLIMETERS MM |
| Reducer Type | CONCENTRIC |
| 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-12M0-6-8 PRIMARY | Swagelok Co (USA) |
NSN 4730-01-485-0803 is a Reducer,tube, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-485-0803 has 1 manufacturer part number on file: B-12M0-6-8 (Swagelok Co).
Key specifications for B-12M0-6-8: Furnished Items and Quantity: 2 TUBE COUPLING NUT W/SLEEVE; Nominal Overall Length: 51.2 MILLIMETERS MM; Special Features: NUT FOR FIRST END HAS ISO STRAIGHT THREADS, NUT FOR SECOND END HAS SAE/MS STRAIGHT THREADS; Part Name Assigned by Controlling Agency: UNION, SWAGELOK. 3 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.