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 |
|---|---|---|---|---|---|---|---|---|
| 1940-4 | 17446 | A | 5 | 9 | 5 | ZZ | ||
| BACF34D4R | 08903 | A | 5 | 9 | 4 | SE | ||
| 1940-4 | 80539 | A | 3 | 2 | 1 | KZ | ||
| 1940-4 | 56878 | A | 5 | 9 | 1 | KZ | ||
| 1940-4 | 92215 | A | 5 | 2 | 4 | KZ | ||
| BACF34D4R | 80359 | F | 5 | 9 | 5 | ZZ | ||
| 1940-4 | 27624 | A | 5 | 9 | 5 | ZZ | ||
| BACF34D4R | 81205 | A | 7 | 2 | A | ZZ | ||
| 1940-4 | C4293 | A | 5 | 2 | 3 | ZG | ||
| PAF41-4 | 80539 | A | 5 | 9 | 5 | SB |
CAGE Information
| Code | Company |
|---|---|
| 08903 | THE BOEING COMPANY DBA BOEING |
| 17446 | HUCK INTERNATIONAL INC. DBA ALCOA FA |
| 80539 | SPS TECHNOLOGIES LLC DBA AEROSPACE F |
| 56878 | SPS TECHNOLOGIES LLC DBA AEROSPACE D |
| 92215 | ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 80359 | HERR AND CO INC |
| 27624 | PAUL R. BRILES INC. DBA PB FASTENERS |
| 81205 | THE BOEING COMPANY DBA BOEING DIV DE |
| C4293 | ALCOA FASTENING SYSTEMS FAIRCHILD FA |
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 |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | ROUND |
| ALBY | USAGE DESIGN | EXTERNAL |
| AARX | INSIDE DIAMETER | 0.170 INCHES NOMINAL |
| MATL | MATERIAL | STEEL |
| AWQD | STRENGTH RATING | NOT RATED |
| ABKV | OUTSIDE DIAMETER | 0.330 INCHES NOMINAL |
| AJRB | MATERIAL DIAMETER | 0.027 INCHES NOMINAL |
| ALME | MATERIAL HARDNESS RATING | NOT RATED |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ACXD | RING STYLE | CLOVER |