The Ring,wearing, cataloged under National Stock Number 4320-00-557-9668, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Itt Fluid Technology Corp. Government technical data includes 9 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 | 4320-00-557-9668 |
| Primary Part Number | 52-977-222-010 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Itt Fluid Technology Corp |
| Status | ACTIVE |
| Corner Shape | CHAMFERED OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Chamfer Angle | 45.0 DEGREES NOMINAL OUTSIDE LEFT CORNER |
| Body Inside Diameter | 2.375 INCHES NOMINAL IN |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Body Outside Diameter | 3.003 INCHES MINIMUM AND 3.004 INCHES MAXIMUM IN |
| Chamfer Length | 0.062 INCHES NOMINAL OUTSIDE LEFT CORNER IN |
| Body Style | PLAIN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 52-977-222-010 | Itt Fluid Technology Corp (USA) |
| 2-003-5 | Itt Fluid Technology Corp (USA) |
| 52-977-222-010 | Siemens-Allis Inc Medium Motor-Generator Div (USA) |
| 2-003-5 | Siemens-Allis Inc Medium Motor-Generator Div (USA) |
| 52-977-222-010 | Allis-Chalmers Corp (USA) |
NSN 4320-00-557-9668 is a Ring,wearing, manufactured by Itt Fluid Technology Corp, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-557-9668 has 5 cross-referenced part numbers: 52-977-222-010 (Itt Fluid Technology Corp), 2-003-5 (Itt Fluid Technology Corp), 52-977-222-010 (Siemens-Allis Inc Medium Motor-Generator Div), 2-003-5 (Siemens-Allis Inc Medium Motor-Generator Div), 52-977-222-010 (Allis-Chalmers Corp).
There are 12 known substitutes for 4320-00-557-9668: 6210-00-299-5773, 5905-00-497-0624, 5910-00-593-4976 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 52-977-222-010: Corner Shape: CHAMFERED OUTSIDE LEFT CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER; Corner Shape: SQUARE INSIDE RIGHT CORNER; Chamfer Angle: 45.0 DEGREES NOMINAL OUTSIDE LEFT CORNER. 10 total characteristics are documented in the Federal Logistics Information System.