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3a
RIGHT-Hand
0.6250in. ⁓5/8"
nssn class submarine snorkle induction mast assembly
0.438in. ⁓29/64"
20
nickel alloy
unf
Unf
Nickel alloy
20
0.6250 inches
Right-hand
3a
Schedule B number: 7508900000
nmfc 096640
Other articles of nickel (excluding cloth, grill & netting of nickel wire)
FSC 5305 ⁓ Screws
Used on nssn class submarine snorkle induction mast assembly. unf thread series 20 thread quantity per inch 0.6250" thread length right-hand 3a thread class
1. | H643-6502-79 | Cage 96169 |
2. | H643-6502-79 | Cage 96169 |
Nothing similar to this part number was found in our inventory
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.