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 |
|---|---|---|
| ABMC | MAJOR THICKNESS | 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
| MATL | MATERIAL | STEEL, CORROSION RESISTING |
| ACXD | RING STYLE | SPECIAL FLAT |
| AWQD | STRENGTH RATING | NOT RATED |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | RING,RETAINING,AIRCRAFT |
| SURF | SURFACE TREATMENT | PASSIVATED |
| ABKV | OUTSIDE DIAMETER | 2.025 INCHES MINIMUM AND 2.045 INCHES MAXIMUM |
| CRTL | CRITICALITY CODE JUSTIFICATION | AGAV |
| AGAV | END ITEM IDENTIFICATION | V22 AIRCRAFT |
| AARX | INSIDE DIAMETER | 1.789 INCHES MINIMUM AND 1.814 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | ZTOTAL THICKNESS IS 0.046 MIN AND 0.052 MAX INCHES; INTERNAL GROOVE DIMENSIONS - DIAMENTER 2.000 MIN AND 2.010 MAX INCHES, WIDTH 0.056 MIN AND 0.060 MAX INCHES, DEPTH 0.013 NOMINAL INCHES; INTERNAL SHAFT DIAMETER 1.938 NOMINAL INCHES. |
| ALBY | USAGE DESIGN | INTERNAL |
| ALME | MATERIAL HARDNESS RATING | NOT RATED |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |