The Ring,wearing, cataloged under National Stock Number 4320-00-218-4236, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-218-4236 |
| Primary Part Number | C51A |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Distance From End to Groove Center | 0.628 INCHES NOMINAL IN |
| Body Inside Diameter | 5.966 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Internal Flange Width | 0.378 INCHES NOMINAL IN |
| Body Outside Diameter | 6.610 INCHES NOMINAL IN |
| Internal Flange Inside Diameter | 4.873 INCHES NOMINAL IN |
| End to Flange Distance | 0.375 INCHES NOMINAL IN |
| Groove Depth | 0.031 INCHES NOMINAL IN |
| Smallest External Anchor Flange Radius | 3.249 INCHES NOMINAL IN |
| Corner Shape | CHAMFERED INSIDE RIGHT CORNER |
| Largest External Anchor Flange Radius | 3.444 INCHES NOMINAL IN |
| Groove Width | 0.125 INCHES NOMINAL IN |
| Distance Below Centerline | 0.123 INCHES NOMINAL IN |
| Chamfer Angle | 4.0 DEGREES NOMINAL INSIDE RIGHT CORNER |
| Anchor Groove Width | 0.750 INCHES NOMINAL IN |
| Center Flange Thickness | 0.500 INCHES NOMINAL IN |
| Chamfer Length | 0.175 INCHES NOMINAL INSIDE RIGHT CORNER IN |
| Body Style | INTERNAL FLANGE W/EXTERNAL LOCKING FLANGE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| C51A PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| H4320-218-4236 | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 4320-00-218-4236 is a Ring,wearing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-218-4236 has 2 cross-referenced part numbers: C51A (Circor Naval Solutions Llc Dba Warren Pumps), H4320-218-4236 (Naval Inventory Control Point Mechanicsburg).
There is 1 known substitute for 4320-00-218-4236: 4920-00-609-8649. Verify interchangeability with system specifications before substitution.
Key specifications for C51A: Distance From End to Groove Center: 0.628 INCHES NOMINAL IN; Body Inside Diameter: 5.966 INCHES NOMINAL IN; Material: COPPER ALLOY; Internal Flange Width: 0.378 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.