NSN 3020-00-249-9937 · NIIN 002499937 · FSC 3020
NO DASHES 3020002499937
In Stock
GEAR,HELICAL
Gears, Pulleys, Sprockets, and Transmission Chain
Technical characteristics
19 rows
Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.
| MRC | Requirement | Value |
|---|---|---|
| AAQL | BODY STYLE | |
| AGJS | PITCH DIAMETER | INCHES MINIMUM 1.3940 AND INCHES MAXIMUM 1.3960 |
| AJLA | TEETH QUANTITY | 13 |
| ANTP | BORE STYLE | |
| CBBL | FEATURES PROVIDED | SINGLE HELIX |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C NOMINAL 21.0 |
| CWCD | NOMINAL OUTSIDE DIAMETER | INCHES 1.6005 |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | DEGREES 14.5000 |
| CWPZ | HELIX ANGLE | DEGREES 21.2666 |
| CWRM | FACE NOMINAL WIDTH | INCHES 0.7485 |
| CWRS | BORE NOMINAL DIAMETER | BOTH ENDS INCHES 0.4985 |
| CWSN | KEYWAY NOMINAL WIDTH | BOTH ENDS INCHES 0.1276 |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | BOTH ENDS INCHES 0.3302 |
| FEAT | SPECIAL FEATURES | COUNTERBORE 1ST END 0.1375 IN. DEEP BY 0.5625 IN. DIA |
| MATT | MATERIAL | OVERALL STEEL COMP 1137 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD SINGLE MATERIAL RESPONSE 66 AND ASSN STD SINGLE MATERIAL RESPONSE AISI TO SAE 1137 |
| STYL | STYLE DESIGNATOR |
Cross-references
10 manufacturer part numbers on file for this NSN — each shown against the CAGE code it belongs to.
Supersedes
This item replaces cancelled NIIN 003838696. An older drawing citing one of those numbers resolves here.