1.440 r hole inside square for clearance, yellow enamel on exterior only per hp4-88, gr 5, type 1, no.13538, 2 coats
No other part numbers with same form, fit, and function found.
NSN 6320-01-538-3793
NSN 6320-01-392-6922
NSN 6135-01-351-1131
NSN 6105-01-142-5694
NSN 5920-01-282-7691
NSN 5935-01-042-0308
NSN 6220-00-428-5943
NSN 6130-01-550-5154
NSN 5855-00-532-0025
NSN 6685-01-563-5713
NSN 6110-00-361-6510
NSN 6135-01-168-2944
Last Updated: 02/22/2025