The Ring,retaining, cataloged under National Stock Number 5325-00-205-6721, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5325-00-205-6721 |
| Primary Part Number | RR165 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Spirolox Inc |
| Status | CANCELLED |
| Material Hardness Rating | 64.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| Ring Style | SPECIAL FLAT |
| Strength Rating | ERR-060 |
| Cross-Sectional Shape Style | DOUBLE OVAL |
| Material | STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1080 OR STEEL COMP 1085 OR STEEL COMP 1090 |
| Material Document and Classification | QQ-S-633, COMPOSITION FS1070, FS1074, FS1080, FS1085 OR FS1090 FED SPEC SINGLE MATERIAL RESPONSE |
| Inside Diameter | 1.514 INCHES MINIMUM AND 1.534 INCHES MAXIMUM IN |
| Usage Design | INTERNAL |
| Casehardening Indicator | NOT CASEHARDENED |
| Outside Diameter | 1.730 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Major Thickness | 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| RR165 | Bearing Engineers Inc Dba Motion Solutions (USA) |
| 626-001-9129 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| WH-165 | Smalley Steel Ring Co. (USA) |
| RR165 PRIMARY | Spirolox Inc (USA) |
| 69983P165 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| 69983-165 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5325-00-205-6721 is a Ring,retaining, manufactured by Spirolox Inc, classified under FSC 5325 (No Item Name Available). Status: cancelled.
NSN 5325-00-205-6721 has 6 cross-referenced part numbers: RR165 (Bearing Engineers Inc Dba Motion Solutions), 626-001-9129 (Honeywell International Inc. Div Aerospace - Torrance), WH-165 (Smalley Steel Ring Co.), RR165 (Spirolox Inc), 69983P165 (Hamilton Sundstrand Corporation Dba Collins Aerospace) and 1 more.
There are 2 known substitutes for 5325-00-205-6721: 5325-00-115-6824, 2920-00-566-7379. Verify interchangeability with system specifications before substitution.
Key specifications for RR165: Material Hardness Rating: 64.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM; Ring Style: SPECIAL FLAT; Strength Rating: ERR-060; Cross-Sectional Shape Style: DOUBLE OVAL. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5325-00-205-6721 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.