The Ring,retaining, cataloged under National Stock Number 5325-00-928-9630, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Spirolox Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-928-9630 |
| Primary Part Number | RST293 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Spirolox Inc |
| Status | ACTIVE |
| Outside Diameter | 3.120 INCHES MINIMUM AND 3.160 INCHES MAXIMUM IN |
| Strength Rating | ERR-060 |
| Material | STEEL |
| Material Document and Classification | FED STD 66 AISI SAE 1070 THRU 1090 FED STD SINGLE MATERIAL RESPONSE |
| Usage Design | EXTERNAL |
| Inside Diameter | 2.750 INCHES MINIMUM AND 2.780 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | DOUBLE OVAL |
| Major Thickness | 0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Ring Style | SPIRAL |
| Casehardening Indicator | NOT CASEHARDENED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5325-00-928-9630 is a Ring,retaining, manufactured by Spirolox Inc, classified under FSC 5325 (No Item Name Available). Status: active.
NSN 5325-00-928-9630 has 4 cross-referenced part numbers: RST293 (Spirolox Inc), RST-293 (Zf Industrieantriebe Witten Gmbh), WST-293 (Smalley Steel Ring Co.), 27237 (Vickers Inc).
There are 3 known substitutes for 5325-00-928-9630: 2520-00-927-1423, 5365-01-110-8170, 4320-01-246-6332. Verify interchangeability with system specifications before substitution.
Key specifications for RST293: Outside Diameter: 3.120 INCHES MINIMUM AND 3.160 INCHES MAXIMUM IN; Strength Rating: ERR-060; Material: STEEL; Material Document and Classification: FED STD 66 AISI SAE 1070 THRU 1090 FED STD SINGLE MATERIAL RESPONSE. 10 total characteristics are documented in the Federal Logistics Information System.