The Ring,wearing, cataloged under National Stock Number 4320-00-618-8641, 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 15 verified specifications, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-618-8641 |
| Primary Part Number | B116A |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Groove Depth | 0.062 INCHES NOMINAL IN |
| Groove Width | 0.094 INCHES NOMINAL IN |
| Distance From End to Groove Center | 0.141 INCHES NOMINAL IN |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Material | NICKEL ALLOY |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Body Inside Diameter | 5.250 INCHES MINIMUM AND 5.252 INCHES MAXIMUM IN |
| Chamfer Angle | 45.0 DEGREES NOMINAL INSIDE RIGHT CORNER |
| Body Outside Diameter | 5.747 INCHES MINIMUM AND 5.749 INCHES MAXIMUM IN |
| Chamfer Length | 0.062 INCHES NOMINAL INSIDE RIGHT CORNER IN |
| Corner Shape | CHAMFERED INSIDE RIGHT CORNER |
| Body Style | GROOVED |
| Surface Finish | 125.0 MICROINCHES ALL SURFACES |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Groove Quantity | 3 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4320-00-618-8641 is a Ring,wearing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-618-8641 has 2 cross-referenced part numbers: B116A (Circor Naval Solutions Llc Dba Warren Pumps), R599PC8 (Circor Naval Solutions Llc Dba Warren Pumps).
There are 3 known substitutes for 4320-00-618-8641: 4730-00-278-4814, 8455-01-524-2265, 8455-01-524-2286. Verify interchangeability with system specifications before substitution.
Key specifications for B116A: Groove Depth: 0.062 INCHES NOMINAL IN; Groove Width: 0.094 INCHES NOMINAL IN; Distance From End to Groove Center: 0.141 INCHES NOMINAL IN; Corner Shape: SQUARE INSIDE LEFT CORNER. 16 total characteristics are documented in the Federal Logistics Information System.