The Ring,wearing, cataloged under National Stock Number 4320-00-218-3907, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-218-3907 |
| Primary Part Number | 10420 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Rps-Fl, Inc. Dba Rps Inc |
| Status | ACTIVE |
| Distance Between Flanges | 0.377 INCHES NOMINAL IN |
| Corner Shape | SQUARE ALL CORNERS |
| Material | COPPER ALLOY |
| Material Document and Classification | MIL-B-16261,GR 4 MIL SPEC SINGLE MATERIAL RESPONSE |
| Body Style | EXTERNAL LOCKING FLANGE |
| Body Inside Diameter | 4.125 INCHES NOMINAL IN |
| Largest External Anchor Flange Radius | 2.875 INCHES NOMINAL IN |
| End to Flange Distance | 0.564 INCHES NOMINAL IN |
| Distance Below Centerline | 0.062 INCHES NOMINAL IN |
| Flange Diameter | 5.750 INCHES NOMINAL IN |
| Body Outside Diameter | 4.998 INCHES NOMINAL IN |
| Left Side Flange Thickness | 0.187 INCHES NOMINAL IN |
| Right Side Flange Thickness | 0.187 INCHES NOMINAL IN |
| Smallest External Anchor Flange Radius | 2.719 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 14044P | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| SL-8417PC4 | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 14044P | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| SL-8417PC4 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| 10420 PRIMARY | Rps-Fl, Inc. Dba Rps Inc (USA) |
NSN 4320-00-218-3907 is a Ring,wearing, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-218-3907 has 5 cross-referenced part numbers: 14044P (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL-8417PC4 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 14044P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL-8417PC4 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 10420 (Rps-Fl, Inc. Dba Rps Inc).
There are 12 known substitutes for 4320-00-218-3907: 4720-00-203-3903, 5342-00-432-1557, 6625-00-450-2067 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 10420: Distance Between Flanges: 0.377 INCHES NOMINAL IN; Overall Length: 0.750 INCHES NOMINAL IN; Corner Shape: SQUARE ALL CORNERS; Material: COPPER ALLOY. 15 total characteristics are documented in the Federal Logistics Information System.