National Stock Number (NSN) Output Data
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.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| 728129 | 77445 | A | 3 | 2 | 1 | KE |
CAGE Information
| Code | Company |
|---|---|
| 77445 | UNITED TECHNOLOGIES CORPORATION DBA |
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 | 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| ABKV | OUTSIDE DIAMETER | 1.126 INCHES MINIMUM AND 1.151 INCHES MAXIMUM |
| AWQD | STRENGTH RATING | NOT RATED |
| FEAT | SPECIAL FEATURES | TWO KEYS ON OUTSIDE DIAMETER,0.230 IN. APART |
| ALME | MATERIAL HARDNESS RATING | 63.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| ACXD | RING STYLE | INTERNAL |
| ABQK | END STYLE | VERTEX CENTER OR ABOVE |
| MATL | MATERIAL | STEEL, AMS 5520 |
| ALBY | USAGE DESIGN | INTERNAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |