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 | ||
| M2742630152C | 81349 | M | 2 | 2 | E | ZZ | ||
| WH-212-PS | 51814 | A | 5 | 1 | E | KZ | ||
| RR-212-L | 80756 | A | 5 | 1 | E | KZ |
CAGE Information
| Code | Company |
|---|---|
| 51814 | SMALLEY STEEL RING CO. |
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
| 80756 | SPIROLOX INC. |
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 |
|---|---|---|
| MATL | MATERIAL | STEEL, AISI 1085 OR STEEL, AISI 1078 OR STEEL, MIL-S-46049 OR STEEL, MIL-S-46049, COMP 1065 OR STEEL, MIL-S-46049, COMP 1095 OR STEEL, AISI 1070 OR STEEL, AISI 1074 OR STEEL, AISI 1084 OR STEEL, AISI 1080 OR STEEL, MIL-S-46049, COMP 1074 OR STEEL, AISI 1090 OR STEEL, MIL-S-46049, COMP 1085 OR STEEL, AISI 1095 |
| ABMC | MAJOR THICKNESS | 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
| AARX | INSIDE DIAMETER | 1.961 INCHES NOMINAL |
| ACXD | RING STYLE | SPECIAL FLAT |
| AWQD | STRENGTH RATING | NOT RATED |
| ABKV | OUTSIDE DIAMETER | 2.217 INCHES MINIMUM AND 2.242 INCHES MAXIMUM |
| SURF | SURFACE TREATMENT | PHOSPHATE, MIL-P-16232, TYPE Z, CLASS 2 |
| ALBY | USAGE DESIGN | INTERNAL |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| ALME | MATERIAL HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 51.5 ROCKWELL C MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
Similar Parts
WH-212-PS ,
WH212PS ,
5325-01-311-6503 ,
5325013116503 ,
013116503
,
MIL-DTL-27426 ,
M2742630152C ,
WH-212-PS ,
RR-212-L ,