Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW
The GEARCASE-MOTOR is a the manufacturer industrial component. Key specifications include special_features: INCLUDES BEARING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-043-1787, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
431787
NSN:5315-00-043-1787 FSC:5315 CAGE:21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
special_features
INCLUDES BEARING
NSN
5315-00-043-1787
COMPONENT DIAGRAM
KEY FEATURES
•
CIRCLE DIAMETER: 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
•
STARTING EDGE RADIUS: 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
•
KEY HEIGHT: 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
THICKNESS: 0.1875 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN
•
STARTING EDGE SHAPE: ROUND
•
KEY SIZE DESIGNATION: WOODRUFF 61
•
STYLE DESIGNATOR: ROUND BOTTOM
TECHNICAL CHARACTERISTICS (FLIS)
CIRCLE DIAMETER
0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
HARDNESS RATING
40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
STARTING EDGE RADIUS
0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
KEY HEIGHT
0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
THICKNESS
0.1875 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN
STARTING EDGE SHAPE
ROUND
KEY SIZE DESIGNATION
WOODRUFF 61
STYLE DESIGNATOR
ROUND BOTTOM
MATERIAL DOCUMENT AND CLASSIFICATION
QQ-S-624 FED SPEC ALL MATERIAL RESPONSES OR 66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL
STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 2330 OVERALL