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 |
|---|---|---|---|---|---|---|---|---|
| MIL-DTL-27426 | 81349 | M | 4 | 1 | E | ZZ | ||
| M2742640131D | 81349 | M | 2 | 2 | E | ZZ | ||
| RRN-193-SPM9 | 80756 | A | 5 | 9 | 5 | KE |
CAGE Information
| Code | Company |
|---|---|
| 80756 | SPIROLOX INC. |
| 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 |
|---|---|---|
| SURF | SURFACE TREATMENT | PASSIVATED, QQ-P-35 |
| ABKV | OUTSIDE DIAMETER | 2.075 INCHES MINIMUM AND 2.095 INCHES MAXIMUM |
| ALME | MATERIAL HARDNESS RATING | 39.8 ROCKWELL C MINIMUM AND 48.5 ROCKWELL C MAXIMUM |
| MATL | MATERIAL | STEEL, MIL-S-5059, TYPE 302 |
| ACXD | RING STYLE | SPECIAL FLAT |
| ABMC | MAJOR THICKNESS | 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| AWQD | STRENGTH RATING | NOT RATED |
| ALBY | USAGE DESIGN | INTERNAL |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AARX | INSIDE DIAMETER | 1.756 INCHES MINIMUM AND 1.782 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |