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3/8"
3/4"
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Grade 2H
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ASTM A194
ASTM A563
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3/8"-16 UNC A194 2H HVY Hex Nut
# 092.037
3/8"-16 UNC A194 Gr.7 HVY Hex Nut
# 803.037
3/8"-16 UNC A563 Gr.A HVY Hex Nut
# 108.037
3/8"-16 UNC A563 Gr.B HVY Hex Nut
# 108.037.B
3/4"-16 UNF A194 2H HVY Hex Nut
# 094.075
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