The Ring,wearing, cataloged under National Stock Number 4320-00-302-1908, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-302-1908 |
| Primary Part Number | H4320-302-1908 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Body Inside Diameter | 2.308 INCHES MINIMUM AND 2.313 INCHES MAXIMUM IN |
| Corner Shape | SQUARE ALL CORNERS |
| Surface Finish | 125.0 MICROINCHES ALL SURFACES |
| Material | NICKEL ALLOY |
| Flange Diameter | 3.000 INCHES NOMINAL IN |
| Body Outside Diameter | 2.748 INCHES MINIMUM AND 2.749 INCHES MAXIMUM IN |
| Left Side Flange Thickness | 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 55-22404-18AUS | Euramco Safety Inc (USA) |
| 9355K18-1 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| CA6660PC18-9355US | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| CA6782PC18-1AUS | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| H4320-302-1908 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
| 9355-1 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| CA6781PC18-1AUS | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
NSN 4320-00-302-1908 is a Ring,wearing, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-302-1908 has 7 cross-referenced part numbers: 55-22404-18AUS (Euramco Safety Inc), 9355K18-1 (Air & Liquid Systems Corporation Dba Buffalo Pumps), CA6660PC18-9355US (Air & Liquid Systems Corporation Dba Buffalo Pumps), CA6782PC18-1AUS (Air & Liquid Systems Corporation Dba Buffalo Pumps), H4320-302-1908 (Naval Inventory Control Point Mechanicsburg) and 2 more.
There are 2 known substitutes for 4320-00-302-1908: 1680-00-732-0158, 6625-01-549-8014. Verify interchangeability with system specifications before substitution.
Key specifications for H4320-302-1908: Body Inside Diameter: 2.308 INCHES MINIMUM AND 2.313 INCHES MAXIMUM IN; Corner Shape: SQUARE ALL CORNERS; Surface Finish: 125.0 MICROINCHES ALL SURFACES; Material: NICKEL ALLOY. 8 total characteristics are documented in the Federal Logistics Information System.