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 |
|---|---|
| 48521 | COLT INDUSTRIES OPERATING CORP PRATT |
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 |
| ABMC | MAJOR THICKNESS | 0.015 INCHES NOMINAL |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| ALME | MATERIAL HARDNESS RATING | 86.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 88.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM |
| SURF | SURFACE TREATMENT | CADMIUM AND CHROMATE |
| AWQD | STRENGTH RATING | NOT RATED |
| MATL | MATERIAL | STEEL FED FED STD 66 FS 1066 THRU FS 1090 |
| AARX | INSIDE DIAMETER | 0.161 INCHES NOMINAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ACXD | RING STYLE | C |