The Ring,retaining, cataloged under National Stock Number 5325-00-958-1074, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Circor Pumps North America Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-958-1074 |
| Primary Part Number | PP028AN9468 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Circor Pumps North America Llc |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Material Document and Classification | AISI 9260 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 9260 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | DOUBLE OVAL |
| Outside Diameter | 7.199 INCHES NOMINAL IN |
| Major Thickness | 0.132 INCHES NOMINAL IN |
| Inside Diameter | 6.449 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPIRAL |
| Material | STEEL COMP 9260 |
| 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 |
|---|---|
| PP028AN9468 PRIMARY | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| PP028AN9468 | 5/9 Secondary reference Siemens Energy, Inc. |
| PRA-706 | 5/2 Secondary reference U.S. Government activity |
NSN 5325-00-958-1074 is a Ring,retaining, manufactured by Circor Pumps North America Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-958-1074 has 1 manufacturer part number on file: PP028AN9468 (Circor Pumps North America Llc).
Key specifications for PP028AN9468: Usage Design: INTERNAL; Material Document and Classification: AISI 9260 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 9260 ASSN STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: DOUBLE OVAL; Outside Diameter: 7.199 INCHES NOMINAL IN. 9 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.