The Ring,wearing, cataloged under National Stock Number 4320-00-479-8862, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Euramco Safety Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4320-00-479-8862 |
| Primary Part Number | 55-22049-190/S |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Euramco Safety Inc |
| Status | CANCELLED |
| Distance From End to Groove Center | 0.125 INCHES NOMINAL IN |
| Groove Width | 0.125 INCHES NOMINAL IN |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Body Style | GROOVED |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Groove Quantity | 2 |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Material | STEEL COMP 303 |
| Groove Depth | 0.031 INCHES NOMINAL IN |
| Body Outside Diameter | 4.500 INCHES MINIMUM AND 4.502 INCHES MAXIMUM IN |
| Body Inside Diameter | 4.000 INCHES MINIMUM AND 4.002 INCHES MAXIMUM IN |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| R-523PIECE9 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| 55-22049-190/S PRIMARY | Euramco Safety Inc (USA) |
| B174A PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| B-99 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| R99A | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| CS4320-0302 | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
NSN 4320-00-479-8862 is a Ring,wearing, manufactured by Euramco Safety Inc, classified under FSC 4320 (No Item Name Available). Status: cancelled.
NSN 4320-00-479-8862 has 6 cross-referenced part numbers: R-523PIECE9 (Circor Naval Solutions Llc Dba Warren Pumps), 55-22049-190/S (Euramco Safety Inc), B174A (Circor Naval Solutions Llc Dba Warren Pumps), B-99 (Circor Naval Solutions Llc Dba Warren Pumps), R99A (Circor Naval Solutions Llc Dba Warren Pumps) and 1 more.
There are 5 known substitutes for 4320-00-479-8862: 2940-00-125-9544, 3120-00-323-1462, 3030-00-528-3787 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 55-22049-190/S: Distance From End to Groove Center: 0.125 INCHES NOMINAL IN; Groove Width: 0.125 INCHES NOMINAL IN; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Body Style: GROOVED. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 4320-00-479-8862 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.