The Ring,wearing, cataloged under National Stock Number 4320-01-274-3643, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 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 | 4320-01-274-3643 |
| Primary Part Number | E87 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| E87 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| R781 PIECE 23 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 4320-01-274-3643 is a Ring,wearing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-01-274-3643 has 2 cross-referenced part numbers: E87 (Circor Naval Solutions Llc Dba Warren Pumps), R781 PIECE 23 (Circor Naval Solutions Llc Dba Warren Pumps).
There are 2 known substitutes for 4320-01-274-3643: 1075-00-334-3602, 3110-00-554-3517. Verify interchangeability with system specifications before substitution.
Key specifications for E87: Material: STEEL CORROSION RESISTING. 1 total characteristics are documented in the Federal Logistics Information System.