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 |
|---|---|
| 99995 | NATO STOCK NUMBER ASSIGNED BY ANOTHE |
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 |
| ABKV | OUTSIDE DIAMETER | 3.040 INCHES NOMINAL |
| MATL | MATERIAL | STEEL, SPRING |
| AWQD | STRENGTH RATING | NOT RATED |
| ABMC | MAJOR THICKNESS | 0.078 INCHES MINIMUM AND 0.082 INCHES MAXIMUM |
| ABQK | END STYLE | VERTEX BELOW CENTER |
| ACXD | RING STYLE | STRAIGHT GAP |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | CHAMFERED OUTSIDE CORNERS |
| AARX | INSIDE DIAMETER | 2.780 INCHES NOMINAL |
| ALME | MATERIAL HARDNESS RATING | NOT RATED |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |