The Ring,wearing, cataloged under National Stock Number 4320-01-249-7965, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-249-7965 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Body Style | PLAIN W/INTERNAL FLANGE |
| Body Outside Diameter | 1.371 INCHES MINIMUM AND 1.372 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZY |
| Body Inside Diameter | 1.000 INCHES NOMINAL IN |
| Material | STEEL COMP 303 |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 820-5786924C | 5/1 Secondary reference Naval Sea Systems Command |
| 820-5786924 | 3/1 Design control — primary reference Naval Sea Systems Command |
NSN 4320-01-249-7965 is a Ring,wearing, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-249-7965: Body Style: PLAIN W/INTERNAL FLANGE; Body Outside Diameter: 1.371 INCHES MINIMUM AND 1.372 INCHES MAXIMUM IN; Criticality Code Justification: ZZZY; Overall Length: 0.372 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN. 6 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.
NSN 4320-01-249-7965 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.