The Ring,retaining, cataloged under National Stock Number 5325-00-433-2718, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters. Government technical data includes 13 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 | 5325-00-433-2718 |
| Primary Part Number | RNG-229 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
| Status | ACTIVE |
| Material Hardness Rating | 60.0 ROCKWELL A NOMINAL |
| Usage Design | INTERNAL |
| End Style | 90 DEGREE PARALLEL |
| Strength Rating | ERR-060 |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1060 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1060 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUNDED CORNERS |
| Outside Diameter | 4.142 INCHES NOMINAL IN |
| Major Thickness | 0.095 INCHES NOMINAL IN |
| Inside Diameter | 3.766 INCHES NOMINAL IN |
| Casehardening Indicator | CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Surface Treatment | OIL |
| 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 |
|---|---|
| RNG-229 PRIMARY | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA) |
NSN 5325-00-433-2718 is a Ring,retaining, manufactured by Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-433-2718 has 1 manufacturer part number on file: RNG-229 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters).
Key specifications for RNG-229: Material Hardness Rating: 60.0 ROCKWELL A NOMINAL; Usage Design: INTERNAL; End Style: 90 DEGREE PARALLEL; Strength Rating: ERR-060. 13 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.