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 |
|---|---|
| 20049 | THE ELECTRIC TACHOMETER CORP. |
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 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 2 CLASS |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| ACXD | RING STYLE | EXTERNAL |
| AARX | INSIDE DIAMETER | 0.423 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |
| AWQD | STRENGTH RATING | NOT RATED |
| SURF | SURFACE TREATMENT | CADMIUM, QQ-P-416, TYPE 2, CLASS 3 OR ZINC PLATED,MIL-C-81562,TY 2 CL 3 |
| ABMC | MAJOR THICKNESS | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM |
| MATL | MATERIAL | STEEL,FED STD 66 AISI 1066 OR 1074 OR 1075 OR 1078 OR 1080 OR 1084 OR 1086 OR 1090 |
| ALME | MATERIAL HARDNESS RATING | NOT RATED |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |