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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
80205 NATIONAL AEROSPACE STANDARDS COMMITT

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
ABKV OUTSIDE DIAMETER 1.734 INCHES NOMINAL
SURF SURFACE TREATMENT CADMIUM, QQ-P-416, TYPE 2, CLASS 3
AAGR CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
ALME MATERIAL HARDNESS RATING 47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
AWQD STRENGTH RATING NOT RATED
MATL MATERIAL STEEL, FED STD 66, COMP 1075 OR STEEL, FED STD 66, COMP 1085 OR STEEL, FED STD 66, COMP 1072 OR STEEL, FED STD 66, COMP 1070 OR STEEL, FED STD 66, COMP 1069 OR STEEL, FED STD 66, COMP 1066 OR STEEL, FED STD 66, COMP 1086 OR STEEL, FED STD 66, COMP 1078 OR STEEL, FED STD 66, COMP 1074 OR STEEL, FED STD 66, COMP 1084 OR STEEL, FED STD 66, COMP 1080 OR STEEL, FED STD 66, COMP 1090
ACXD RING STYLE INTERNAL
ALBY USAGE DESIGN INTERNAL
ABMC MAJOR THICKNESS 0.062 INCHES NOMINAL
AASG CASEHARDENING INDICATOR NOT CASEHARDENED

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