The Ring,wearing, cataloged under National Stock Number 4320-00-404-7181, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4320-00-404-7181 |
| Primary Part Number | 156A |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | CANCELLED |
| Material | STEEL |
| Corner Shape | ROUND INSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Body Style | PLAIN |
| Corner Shape | ROUND INSIDE LEFT CORNER |
| Body Outside Diameter | 6.625 INCHES NOMINAL IN |
| Body Inside Diameter | 4.750 INCHES NOMINAL IN |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 55-22157-18US | Euramco Safety Inc (USA) |
| 654E0039D054A | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| 654Q0138D054A | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| 156A PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| R-751PC34 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 4320-00-404-7181 is a Ring,wearing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: cancelled.
NSN 4320-00-404-7181 has 5 cross-referenced part numbers: 55-22157-18US (Euramco Safety Inc), 654E0039D054A (Circor Naval Solutions Llc Dba Warren Pumps), 654Q0138D054A (Circor Naval Solutions Llc Dba Warren Pumps), 156A (Circor Naval Solutions Llc Dba Warren Pumps), R-751PC34 (Circor Naval Solutions Llc Dba Warren Pumps).
There are 2 known substitutes for 4320-00-404-7181: 3110-00-198-2885, 5940-00-933-8036. Verify interchangeability with system specifications before substitution.
Key specifications for 156A: Material: STEEL; Corner Shape: ROUND INSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Overall Length: 1.000 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 4320-00-404-7181 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.