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 |
---|---|
81349 | MILITARY SPECIFICATIONS PROMULGATED |
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 |
---|---|---|
AARX | INSIDE DIAMETER | 4.430 INCHES MINIMUM AND 4.465 INCHES MAXIMUM |
SURF | SURFACE TREATMENT | PHOSPHATE,DOD-P-16232,TYPE Z,CLASS 2 |
ACXD | RING STYLE | SPECIAL FLAT |
AWQD | STRENGTH RATING | NOT RATED |
ABKV | OUTSIDE DIAMETER | 4.930 INCHES MINIMUM AND 4.965 INCHES MAXIMUM |
ABMC | MAJOR THICKNESS | 0.068 INCHES MINIMUM AND 0.076 INCHES MAXIMUM |
MATL | MATERIAL | STEEL,MIL-S-46049 OR STEEL,AISI 1065 OR 1074 OR 1085 OR 1095 |
ALBY | USAGE DESIGN | INTERNAL |
AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
ALME | MATERIAL HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 51.5 ROCKWELL C MAXIMUM |
AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |