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 |
|---|---|
| K0680 | ROLLS-ROYCE AIRLINES |
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 |
| ALME | MATERIAL HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| ABQK | END STYLE | 90 DEGREE PARALLEL |
| AARX | INSIDE DIAMETER | 3.525 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 3.920 INCHES NOMINAL |
| AWQD | STRENGTH RATING | NOT RATED |
| ACXD | RING STYLE | STRAIGHT GAP |
| MATL | MATERIAL | STEEL,AMS5352 |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | CHAMFERED CORNERS |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABMC | MAJOR THICKNESS | 0.146 INCHES MINIMUM AND 0.147 INCHES MAXIMUM |