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 |
|---|---|
| 20019 | WARD LEONARD ELECTRIC CO INC |
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 |
| AGAV | END ITEM IDENTIFICATION | MOTOR,SPANWIRE; STREAM |
| AWQD | STRENGTH RATING | 250000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| ACXD | RING STYLE | EXTERNAL |
| AARX | INSIDE DIAMETER | 2.172 INCHES MINIMUM AND 2.212 INCHES MAXIMUM |
| ALME | MATERIAL HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.078 INCHES NOMINAL |
| MATL | MATERIAL | STEEL, ASTM A 568 OR ASTM A 682, 1060-1095 |
| SURF | SURFACE TREATMENT | ZINC, ASTM B633, TYPE 2 OR ZINC COATED |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |