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 |
|---|---|
| 78286 | SIKORSKY AIRCRAFT CORPORATION |
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 |
|---|---|---|
| ABMC | MAJOR THICKNESS | 0.037 INCHES MINIMUM AND 0.041 INCHES MAXIMUM |
| SURF | SURFACE TREATMENT | PASSIVATED, QQ-P-35 |
| AARX | INSIDE DIAMETER | 3.167 INCHES MINIMUM AND 3.177 INCHES MAXIMUM |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| ABKV | OUTSIDE DIAMETER | 3.517 INCHES MINIMUM AND 3.547 INCHES MAXIMUM |
| AWQD | STRENGTH RATING | 200000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE |
| FEAT | SPECIAL FEATURES | TWO SLOTS LOCATED 0.078 INCHES FROM EITHER END |
| ACXD | RING STYLE | STRAIGHT GAP |
| ABQK | END STYLE | VERTEX CENTER OR ABOVE |
| ALBY | USAGE DESIGN | INTERNAL |
| ALME | MATERIAL HARDNESS RATING | NOT RATED |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| MATL | MATERIAL | STEEL, MIL-S-5059, TYPE 302 OR STEEL, AMS 5519 OR STEEL, FED STD 66, COMP 302 OR STEEL, QQ-S-766, CLASS 302 |