Block with 0.876 inch diameter bore through (1.500 in), having a keyway of 0.250 in diameter bored to center; also having 2 0.531 inch diameter bores through (1.750 in) with final .750 inch bore being 0.781 inch diameter spaced evenly at 2.750 inches apart
No other part numbers with same form, fit, and function found.
NSN 5999-01-089-3011
NSN 5920-01-123-9854
NSN 5935-00-097-3172
NSN 5950-01-476-5067
NSN 5895-00-772-5947
NSN 6220-00-600-4178
NSN 5945-00-892-7134
NSN 6130-01-521-3440
NSN 4140-00-197-9712
NSN 5996-00-038-8276
NSN 5960-01-437-5318
NSN 6620-00-679-5830