National Stock Number (NSN) Output Data
Definition:
A TUBULAR SHAPED UNTHREADED ITEM WITH OR WITHOUT A FLANGE AT ONE END DESIGNED TO BE INSERTED INTO A HOLE TO REDUCE THE INSIDE DIAMETER OF THE HOLE AND TO PROTECT THE SURROUNDING BODY STRUCTURE FROM DAMAGE RESULTING FROM STRESS, STRAIN, AND/OR VIBRATION. THE OVERALL LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS OF THE BODY. INCLUDES ITEMS WHICH ARE DIVIDED INTO TWO OR MORE SEGMENTS WHICH INCLUDES 180 DEGREES (3.141 RADIANS) OR LESS OF THE BEARING PERIPHERY. FOR ITEMS MADE OF RUBBER, SEE BUSHING, NONMETALLIC. SEE ALSO BEARING, SLEEVE; BUSHING, TAPERED; SPACER, SLEEVE; INSULATOR, BUSHING; AND BUSHING, ELECTRICAL CONDUCTOR. EXCLUDES BUSHING, DRILL, JIG.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| 21-018-31-16 | 97499 | A | 3 | 2 | 4 | KZ |
CAGE Information
| Code | Company |
|---|---|
| 97499 | BELL HELICOPTER TEXTRON INC. |
Federal Supply Class
Title
BEARINGS, PLAIN, UNMOUNTED
Inclusions:
INCLUDES SLEEVE BEARINGS; SPLIT BEARINGS; WASHER TYPE BEARINGS; JEWEL BEARINGS.
Exclusions:
EXCLUDES ANTIFRICTION BEARINGS (FSC 3110); MOUNTED BEARINGS (FSC 3130).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABHP | OVERALL LENGTH | 0.4970 INCHES MINIMUM AND 0.5030 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 4130 OVERALL |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| STYL | STYLE DESIGNATOR | SOLID |
| BZLX | CORNER SHAPE | CHAMFERED INSIDE LEFT CORNER |
| ADAS | BODY INSIDE DIAMETER | 0.9683 INCHES MINIMUM AND 0.9693 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| BZLX | CORNER SHAPE | CHAMFERED INSIDE RIGHT CORNER |
| CSYT | CHAMFER ANGLE (NON-CORE) | ERR-070 |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE RIGHT CORNER |
| ADAR | BODY OUTSIDE DIAMETER | 1.1265 INCHES MINIMUM AND 1.1270 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE OF BODY |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAZP | CHAMFER LENGTH | ERR-070 AND ERR-070 |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 33.0 ROCKWELL C MAXIMUM OVERALL |