The Ring,wearing, cataloged under National Stock Number 4320-00-398-9501, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 1 manufacturer, 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 | 4320-00-398-9501 |
| Primary Part Number | C38A |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Material | COPPER ALLOY |
| Body Inside Diameter | 2.844 INCHES NOMINAL IN |
| Body Outside Diameter | 3.188 INCHES NOMINAL IN |
| Body Style | PLAIN |
| Corner Shape | SQUARE ALL CORNERS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| BS4-1397PC5US | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS1249PC11-31 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS4-1485PC6-30 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS998PC5US | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS4-1855PC6-30 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS1250PC11-31 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS1379PC4US | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| C38A PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS5-1484PC6-30 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS1378PC4US | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS4-1653PC32 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS4-1652PC32 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS4-1396PC5US | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 4320-00-398-9501 is a Ring,wearing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-398-9501 has 13 cross-referenced part numbers: BS4-1397PC5US (Circor Naval Solutions Llc Dba Warren Pumps), BS1249PC11-31 (Circor Naval Solutions Llc Dba Warren Pumps), BS4-1485PC6-30 (Circor Naval Solutions Llc Dba Warren Pumps), BS998PC5US (Circor Naval Solutions Llc Dba Warren Pumps), BS4-1855PC6-30 (Circor Naval Solutions Llc Dba Warren Pumps) and 8 more.
There are 2 known substitutes for 4320-00-398-9501: 5961-00-060-6817, 5961-01-372-4905. Verify interchangeability with system specifications before substitution.
Key specifications for C38A: Material: COPPER ALLOY; Body Inside Diameter: 2.844 INCHES NOMINAL IN; Body Outside Diameter: 3.188 INCHES NOMINAL IN; Overall Length: 0.438 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.