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 |
|---|---|
| 21356 | NASA/LYNDON B JOHNSON SPACE CENTER D |
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 |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | ROUND |
| AARX | INSIDE DIAMETER | 1.610 INCHES MINIMUM AND 1.630 INCHES MAXIMUM |
| ALBY | USAGE DESIGN | EXTERNAL |
| MATL | MATERIAL | STEEL, QQ-W-423, COMP 302, COND B |
| AWQD | STRENGTH RATING | NOT RATED |
| SURF | SURFACE TREATMENT | PASSIVATED |
| AJRB | MATERIAL DIAMETER | 0.042 NOMINAL INCHES |
| ACXD | RING STYLE | WIRE |
| ABKV | OUTSIDE DIAMETER | 1.694 INCHES MINIMUM AND 1.714 INCHES MAXIMUM |
| ALME | MATERIAL HARDNESS RATING | NOT RATED |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |