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 4140-01-648-7985
NSN 5915-01-486-5025
NSN 5835-01-316-3255
NSN 6645-01-467-3182
NSN 6135-01-499-4068
NSN 2925-01-190-3121
NSN 7035-00-465-3298
NSN 5855-01-218-3735
NSN 7035-01-412-8322
NSN 5925-01-384-2670
NSN 6130-01-483-4043
NSN 6645-01-113-6712