The Ring,retaining, cataloged under National Stock Number 5325-00-849-0841, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Smalley Steel Ring Co.. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-849-0841 |
| Primary Part Number | RRT93S |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Smalley Steel Ring Co. |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Strength Rating | ERR-060 |
| Material Document and Classification | AISI 302 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | DOUBLE OVAL |
| Outside Diameter | 0.997 INCHES NOMINAL IN |
| Major Thickness | 0.042 INCHES NOMINAL IN |
| Inside Diameter | 0.847 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPIRAL |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 302 |
| 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 |
|---|---|
| RRT93S PRIMARY | Smalley Steel Ring Co. (USA) |
| Reference | Meaning |
|---|---|
| 3417-93S | 3/2 Design control — primary reference U.S. Government activity |
| RRT-93 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| RRT93S | 5/9 Secondary reference U.S. Government activity |
NSN 5325-00-849-0841 is a Ring,retaining, manufactured by Smalley Steel Ring Co., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-849-0841 has 1 manufacturer part number on file: RRT93S (Smalley Steel Ring Co.).
1 possible match (shared part number, not a government interchangeability claim): 5325-01-276-3602. Verify interchangeability with system specifications before substitution.
Key specifications for RRT93S: Usage Design: INTERNAL; Strength Rating: ERR-060; Material Document and Classification: AISI 302 ASSN STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: DOUBLE OVAL. 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.