The Ring,wearing, cataloged under National Stock Number 4320-00-212-9730, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Itt Goulds Pumps, Inc.. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-212-9730 |
| Primary Part Number | 69905-1102 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Itt Goulds Pumps, Inc. |
| Status | ACTIVE |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Corner Shape | CHAMFERED OUTSIDE RIGHT CORNER |
| Chamfer Length | 0.062 INCHES NOMINAL OUTSIDE RIGHT CORNER IN |
| Body Style | PLAIN |
| Body Outside Diameter | 3.751 INCHES MINIMUM AND 3.753 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-B-16261,GR 3 MIL SPEC SINGLE MATERIAL RESPONSE |
| Body Inside Diameter | 2.937 INCHES MINIMUM AND 2.939 INCHES MAXIMUM IN |
| Chamfer Angle | 45.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 69905-1102 PRIMARY | Itt Goulds Pumps, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 69905-1129 | 5/9 Secondary reference Itt Goulds Pumps, Inc. |
| 69905-1106 | 5/9 Secondary reference Itt Goulds Pumps, Inc. |
| 237-121PC40 | 5/9 Secondary reference Itt Goulds Pumps, Inc. |
NSN 4320-00-212-9730 is a Ring,wearing, manufactured by Itt Goulds Pumps, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-212-9730 has 1 manufacturer part number on file: 69905-1102 (Itt Goulds Pumps, Inc.).
Key specifications for 69905-1102: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER; Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.