Part Details | RETAINING RING
5325-01-186-1788 A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see PUSH ON NUT. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also CLIP, RETAINING and PIN, LOCK. Excludes RING, CONNECTING, ROUND.
Alternate Parts: M2742640121D, MILDTL27426, MIL-DTL-27426, WHM145S02PA, WHM-145-S02-PA, RRN145SP, RRN-145-SP, 5325-01-186-1788, 01-186-1788, 5325011861788, 011861788
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | AUG 08, 1984 | 01-186-1788 | 07623 ( RING, RETAINING ) |
REFERENCE DRAWINGS & PICTURES
ROUND
SPECIAL FLAT
Cross Reference | NSN 5325-01-186-1788
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| M2742640121D | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-DTL-27426 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| WHM-145-S02-PA | 51814 | SMALLEY STEEL RING CO. |
| RRN-145-SP | 80756 | SPIROLOX, INC. |
Technical Data | NSN 5325-01-186-1788
| Characteristic | Specifications |
|---|---|
| MATERIAL | 2$2$2$2 |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| RING STYLE | SPECIAL FLAT |
| CROSS-SECTIONAL SHAPE STYLE | 2 ROUND |
| USAGE DESIGN | INTERNAL |
| MATERIAL HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 51.5 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE 302 ASSN STD 1ST MATERIAL RESPONSE AND AISI 302 ASSN STD 2ND MATERIAL RESPONSE AND MIL-S-5059, TYPE 302 MIL SPEC 3RD MATERIAL RESPONSE AND AMS 5688 ASSN STD 4TH MATERIAL RESPONSE |
| SURFACE TREATMENT | PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| INSIDE DIAMETER | 1.328 INCHES MINIMUM AND 1.336 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.559 INCHES MINIMUM AND 1.572 INCHES MAXIMUM |
| MAJOR THICKNESS | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
| PROPRIETARY CHARACTERISTICS | NPAC |