THREAD: .3125-24 UNJC-3B per AS8879
MATERIAL: Carbon steel, heat treated.
FINISH: Cadmium plated per fed. spec. AMS-QQ-P-416, Type II, Class 2 and Kaylube molybdenum disulfide dry lubricant coated.
PERFORMANCE: NASM25027.
TEMPERATURE: 450°F.
VARIATIONS: Add "BC" for bottom countersunk rivet holes. Example: MK2300-5BC.
APPROXIMATE WEIGHT: .85 LBS/10.