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 |
|---|---|---|---|---|---|---|---|---|
| 5100-212 | 79136 | A | C | 1 | 4 | TW | AB | |
| MS16624-212 | D9182 | A | C | 1 | 6 | ZZ | AC | |
| 5100-212MD | 79136 | A | 5 | 9 | 3 | KZ | ||
| R271NAA0212NN056NNPF1 | 05047 | A | 5 | 9 | 5 | ZZ | ||
| MIL-R-21248 TY1 CL 2 | 81349 | M | 4 | 1 | E | ZZ | ||
| Q4131 | D9182 | A | C | 1 | 6 | ZZ | AC | |
| NAS670-212 | 80205 | A | 5 | 9 | X | XX | ||
| 3100-212-ST-CD | 97464 | R | 5 | 9 | 4 | KZ | ||
| NAS51-212 | 80205 | A | 5 | 9 | X | XX | ||
| 5100-212-S-MD | 79136 | A | 5 | 9 | 4 | KZ | ||
| MS16624-1212 | 96906 | M | 2 | 2 | E | XX |
CAGE Information
| Code | Company |
|---|---|
| 05047 | AMERICAN SOCIETY OF MECHANICAL ENGIN |
| 79136 | TRUARC COMPANY LLC DBA WALDES TRUARC |
| D9182 | BOSCH REXROTH GMBH LOHMANN STOLTERFO |
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
| 97464 | TRUARC CO LLC |
| 96906 | MILITARY STANDARDS PROMULGATED BY MI |
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 |
| SURF | SURFACE TREATMENT | CADMIUM, QQ-P-416, TYPE 2, CLASS 3 |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| ACXD | RING STYLE | EXTERNAL |
| ALME | MATERIAL HARDNESS RATING | 47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| AWQD | STRENGTH RATING | NOT RATED |
| MATL | MATERIAL | STEEL,FED STD 66 AISI 1066 OR 1069 OR 1070 OR 1072 OR 1074 OR 1075 OR 1078 OR 1090 |
| AARX | INSIDE DIAMETER | 1.939 INCHES MINIMUM AND 1.979 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |