The Ring,retaining, cataloged under National Stock Number 5325-00-281-6512, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Volvo Construction Equipment North America, Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-281-6512 |
| Primary Part Number | PGF9121 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Volvo Construction Equipment North America, Llc |
| Status | ACTIVE |
| Material Hardness Rating | 41.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| Usage Design | INTERNAL |
| End Style | 90 DEGREE PARALLEL |
| Material Document and Classification | ASTM A576 FS1060 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUNDED OUTSIDE CORNERS |
| Outside Diameter | 3.250 INCHES NOMINAL IN |
| Major Thickness | 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN |
| Inside Diameter | 2.872 INCHES MINIMUM AND 2.942 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Material | STEEL COMP 1060 |
| 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 |
|---|---|
| PGF9121 PRIMARY | Volvo Construction Equipment North America, Llc (USA) |
| Reference | Meaning |
|---|---|
| PGF9121 | 5/9 Secondary reference Vme Americas Inc Sub of Vme Group N V |
| PGF9121A | 5/9 Secondary reference Vme Americas Inc Sub of Vme Group N V |
NSN 5325-00-281-6512 is a Ring,retaining, manufactured by Volvo Construction Equipment North America, Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-281-6512 has 1 manufacturer part number on file: PGF9121 (Volvo Construction Equipment North America, Llc).
Key specifications for PGF9121: Material Hardness Rating: 41.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL; End Style: 90 DEGREE PARALLEL; Material Document and Classification: ASTM A576 FS1060 ASSN STD SINGLE MATERIAL RESPONSE. 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.