The Reducer,tube, cataloged under National Stock Number 4730-00-808-7798, 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 Mueller Brass Co.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-808-7798 |
| Primary Part Number | A-5270 |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Mueller Brass Co. |
| Status | CANCELLED |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UNF ALL ENDS |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Thread Class | 3A ALL ENDS A |
| Reducer Type | CONCENTRIC |
| Nominal Overall Length | 1.125 INCHES IN |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Seat Angle | 45.0 DEGREES ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.187 INCHES SECOND END IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| UR2-43 | Mueller Brass Co. (USA) |
| 3519 | Alter Harry Co the Div of T E C (USA) |
| 807408 | Terex American Crane Corp (USA) |
| 00664-0340 | Asrc Federal Facilities Logistics, Llc (USA) |
| 56-FH-1/4X3/16 | Imperial (USA) |
| A-5270 PRIMARY | Mueller Brass Co. (USA) |
| 807408 | American Hoist and Derrick Co |
| 656-F-1/4X3/16 | Imperial (USA) |
| 664-340 | Harsco Corp Bmy-Combat Systems Div (USA) |
| 00664-0340 | Harsco Corp Bmy-Combat Systems Div (USA) |
| 656-F-04X03 | Imperial (USA) |
NSN 4730-00-808-7798 is a Reducer,tube, manufactured by Mueller Brass Co., classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-808-7798 has 11 cross-referenced part numbers: UR2-43 (Mueller Brass Co.), 3519 (Alter Harry Co the Div of T E C), 807408 (Terex American Crane Corp), 00664-0340 (Asrc Federal Facilities Logistics, Llc), 56-FH-1/4X3/16 (Imperial) and 6 more.
There are 12 known substitutes for 4730-00-808-7798: 2540-00-277-2687, 2825-00-446-9053, 6150-00-578-3272 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-5270: Material: COPPER ALLOY OVERALL; Thread Series Designator: UNF ALL ENDS; Nominal Thread Size: 0.375 INCHES SECOND END IN; Nominal Outside Diameter Tube Accommodated: 0.250 INCHES FIRST END IN. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-808-7798 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.