NSN 3020-00-540-4040 · NIIN 005404040 · FSC 3020
NO DASHES 3020005404040
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 |
|---|---|---|
| MATT | MATERIAL | OVERALL STEEL COMP 4140 |
| FEAT | SPECIAL FEATURES | 5/32 TO 1/8 IN. BY 45 DEG CHAMFER ONE END OF BORE,TWO HOLES 5/16 IN. BY 7/8 IN. DEEP,TAPPED 3/8-16 THD SIZE BY 5/8 IN. DEEP,LOCATED 90 DEG FROM KEYWAY ON 2-5/8 IN. BOLT CIRCLE DIA COUNTER SINK 7/16 IN. BY 90 DEG |
| AJLA | TEETH QUANTITY | 29 |
| ANTP | BORE STYLE | |
| CBBL | FEATURES PROVIDED | SINGLE HELIX |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 6.4 AND ROCKWELL C MAXIMUM 17.5 |
| CWRM | FACE NOMINAL WIDTH | INCHES 1.498 |
| CWNH | TOOTH FORM | STANDARD |
| AGJS | PITCH DIAMETER | INCHES NOMINAL 3.7592 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD SINGLE MATERIAL RESPONSE 66 AND ASSN STD SINGLE MATERIAL RESPONSE AISI TO SAE 4140 |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | DEGREES 14.5000 |
| CWPZ | HELIX ANGLE | DEGREES 39.5167 |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | BOTH ENDS INCHES 1.095 |
| CWCD | NOMINAL OUTSIDE DIAMETER | INCHES 3.957 |
| CWRS | BORE NOMINAL DIAMETER | BOTH ENDS INCHES 1.934 |
| CWSN | KEYWAY NOMINAL WIDTH | BOTH ENDS INCHES 1.091 |
| STYL | STYLE DESIGNATOR | |
| AAQL | BODY STYLE |
Cross-references
6 manufacturer part numbers on file for this NSN — each shown against the CAGE code it belongs to.
Supersedes
This item replaces cancelled NIINs 002422031 · 006224861. An older drawing citing one of those numbers resolves here.