The Reducer,tube, cataloged under National Stock Number 4730-01-448-5721, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Swagelok Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-448-5721 |
| Primary Part Number | SS-400-6-1 ZV |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Nominal Overall Length | 1.350 INCHES IN |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Nominal Thread Size | 0.190 INCHES SECOND END IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Thread Class | 3A ALL ENDS A |
| Surface Treatment | PASSIVATE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Material | STEEL COMP 316 OVERALL |
| Reducer Type | CONCENTRIC |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Seat Angle | 20.0 DEGREES ALL ENDS |
| Thread Series Designator | UNF ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.062 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 400-6-1 | Swagelok Co (USA) |
| SS-400-6-1 ZV PRIMARY | Swagelok Co (USA) |
NSN 4730-01-448-5721 is a Reducer,tube, manufactured by Swagelok Co, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-448-5721 has 2 cross-referenced part numbers: 400-6-1 (Swagelok Co), SS-400-6-1 ZV (Swagelok Co).
There are 12 known substitutes for 4730-01-448-5721: 4730-00-061-6912, 3455-00-505-0238, 4820-00-849-1220 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for SS-400-6-1 ZV: Nominal Overall Length: 1.350 INCHES IN; End Item Identification: PACER SPECIAL; Connection Style: FLARELESS (TUBE) ALL ENDS; Nominal Thread Size: 0.190 INCHES SECOND END IN. 15 total characteristics are documented in the Federal Logistics Information System.