The Ring,retaining, cataloged under National Stock Number 5325-01-720-9945, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-720-9945 |
| Primary Part Number | AS3218-185 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Minor Thickness | 0.192 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN |
| Inside Diameter | 3.628 INCHES MINIMUM AND 3.668 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| AS3218-185 PRIMARY | Sae International Dba Sae International (USA) |
NSN 5325-01-720-9945 is a Ring,retaining, manufactured by Sae International Dba Sae International, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-720-9945 has 1 manufacturer part number on file: AS3218-185 (Sae International Dba Sae International).
Key specifications for AS3218-185: Overall Height: 0.058 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN; Minor Thickness: 0.192 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN; Inside Diameter: 3.628 INCHES MINIMUM AND 3.668 INCHES MAXIMUM IN; Part Name Assigned by Controlling Agency: RING,RETAINING-SPIRAL. 3 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.