The Restrictor,fluid Flow, cataloged under National Stock Number 4730-00-297-0032, 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 Del Aerospace Inc Dba Del Aerospace Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-297-0032 |
| Primary Part Number | DR4-6 |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Del Aerospace Inc Dba Del Aerospace Inc |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Thread Length | 0.475 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Class | 3A LOCATION NOT OTHERWISE SPECIFIED A |
| Outside Diameter | 0.688 INCHES NOMINAL IN |
| Orifice Diameter | 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN |
| Length | 1.250 INCHES NOMINAL IN |
| Thread Size Designator | 7/16-20 LOCATION NOT OTHERWISE SPECIFIED |
| Thread Provision | THREADED LOCATION NOT OTHERWISE SPECIFIED |
| Design Type | TUBULAR, HEX SHAPE |
| Thread Series | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Hose/tube Size for Which Designed | 1/4 IN. OD TUBE IN |
| Material | STEEL COMP 303 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4730-00-297-0032 is a Restrictor,fluid Flow, manufactured by Del Aerospace Inc Dba Del Aerospace Inc, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-297-0032 has 3 cross-referenced part numbers: DR4-6 (Del Mfg Co), DR4-6 (Del Aerospace Inc Dba Del Aerospace Inc), DR4 (Del Mfg Co).
There are 6 known substitutes for 4730-00-297-0032: 8130-00-253-0105, 2920-00-255-4182, 2805-00-422-9321 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for DR4-6: Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Thread Length: 0.475 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Thread Class: 3A LOCATION NOT OTHERWISE SPECIFIED A; Outside Diameter: 0.688 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.