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MS20005-18
Bolt, Internal Wrenching
Part number MS20005-18
NSN 5306-00-638-3152
NIIN 00-638-3152
Item name Bolt, Internal Wrenching
Manufacturer Military Standards
CAGE code 96906
FSC 5306
Unit of issue EA
DEMIL code A
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Alternate part numbers
Technical characteristics
Thread Class 3A
Thread Direction Right-hand
Thread Length 0.562 inches minimum
Fastener Length 1.688 inches nominal
Head Style Bevel-conical
Head Diameter 0.521 inches minimum and 0.531 inches maximum
Head Height 0.312 inches nominal
Internal Drive Style Hexagon
Nominal Thread Diameter 0.312 inches
Width Across Flats 0.219 inches minimum and 0.221 inches maximum
Thread Quantity per Inch 24
Minimum Tensile Strength 160000 pounds per square inch
Hardness Rating 38.0 rockwell C nominal overall
Material Steel overall
Surface Treatment Cadmium overall
Thread Series Designator UNF
Catalogue data is compiled from public DLA/FLIS sources and is provided for
identification. Availability, condition and certification are confirmed on
quotation. OmniSynk Distribution Services is a stocking distributor.
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