The Ring,retaining, cataloged under National Stock Number 5325-00-920-0250, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-920-0250 |
| Primary Part Number | 28801 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Hydro-Aire Aerospace Corp |
| Status | ACTIVE |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 302 |
| Material Document and Classification | QQ-W-423, 302 FED SPEC SINGLE MATERIAL RESPONSE |
| Inside Diameter | 0.171 INCHES NOMINAL IN |
| Outside Diameter | 0.241 INCHES NOMINAL IN |
| End Style | VERTEX CENTER OR ABOVE |
| Cross-Sectional Shape Style | ROUND |
| Material Diameter | 0.035 INCHES NOMINAL IN |
| Usage Design | INTERNAL |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 28801 PRIMARY | Hydro-Aire Aerospace Corp (USA) |
NSN 5325-00-920-0250 is a Ring,retaining, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 5325 (No Item Name Available). Status: active.
NSN 5325-00-920-0250 has 1 cross-referenced part number: 28801 (Hydro-Aire Aerospace Corp).
There are 5 known substitutes for 5325-00-920-0250: 4920-00-831-3857, 5935-00-945-7270, 7520-01-349-6303 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 28801: Surface Treatment: PASSIVATE; Material: STEEL COMP 302; Material Document and Classification: QQ-W-423, 302 FED SPEC SINGLE MATERIAL RESPONSE; Inside Diameter: 0.171 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.