Part Number
Part Number:
NSN:
NIIN:
Item Name:
RING , RETAINING
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 80756 | SPIROLOX INC. |
Federal Supply Class
Title
FASTENING DEVICES
Inclusions:
INCLUDES EYELETS; GROMMETS; AIRCRAFT COWLING FASTENERS; TEXTILE FASTENERS; RETAINING RINGS; THREADED INSERTS.
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ALBY | USAGE DESIGN | EXTERNAL |
| AARX | INSIDE DIAMETER | 0.451 INCHES MINIMUM AND 0.464 INCHES MAXIMUM |
| ALME | MATERIAL HARDNESS RATING | 71.0 ROCKWELL A MINIMUM AND 77.5 ROCKWELL A MAXIMUM |
| ACXD | RING STYLE | SPIRAL |
| AWQD | STRENGTH RATING | NOT RATED |
| SURF | SURFACE TREATMENT | CADMIUM, QQ-P-416, TYPE 2, CLASS 2 |
| ABKV | OUTSIDE DIAMETER | 0.541 INCHES MINIMUM AND 0.568 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM |
| MATL | MATERIAL | STEEL MIL-S-46049 COMP 1070 THROUGH 1090 INCLUSIVE |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |