A metallic item designed to accommodate, support and/or enclose the interior parts of a hook block assembly such as sheaves, ball bearings and bolts. Hook mounting features or similar suspension devices are included.
NSN 4140-01-054-3553
NSN 6145-01-076-3699
NSN 6145-01-112-2573
NSN 6135-00-866-2311
NSN 6220-00-556-0697
NSN 5895-00-378-5587
NSN 5975-00-257-1304
NSN 6240-00-195-6308
NSN 5985-00-194-6012
NSN 6135-00-377-9165
NSN 6650-01-225-4346
NSN 6145-01-634-0388