The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-01-220-4184, 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 Honeywell International Inc Div Aerospace-South Bend (bendix Dr). Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-220-4184 |
| Primary Part Number | 2663881-4 |
| Item Name | Restrictor Unit,fluid Flow |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| Status | ACTIVE |
| End Connection Similarity | NOT IDENTICAL |
| End Connection Type | THREADED MALE, FLARELESS TUBE FIRST CONNECTION |
| Thread Series | UNF FIRST CONNECTION |
| Material | STEEL CORROSION RESISTING FILTER |
| Strainer Type and Quantity | 1 FILTER |
| Thread Direction | RIGHT-HAND FIRST CONNECTION |
| Diameter | 0.4375 INCHES NOMINAL IN |
| Thread Class | 3A FIRST CONNECTION A |
| End Connection Type | UNTHREADED FEMALE SECOND CONNECTION |
| Design Type | STRAIGHT |
| Thread Size Designator | 7/16-20 FIRST CONNECTION |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4730-01-220-4184 is a Restrictor Unit,fluid Flow, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-220-4184 has 2 cross-referenced part numbers: 25325 (Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div), 2663881-4 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)).
There are 7 known substitutes for 4730-01-220-4184: 4730-00-350-4261, 5355-00-519-5063, 5365-01-034-2516 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2663881-4: End Connection Similarity: NOT IDENTICAL; End Connection Type: THREADED MALE, FLARELESS TUBE FIRST CONNECTION; Thread Series: UNF FIRST CONNECTION; Material: STEEL CORROSION RESISTING FILTER. 13 total characteristics are documented in the Federal Logistics Information System.