5/16"-18 Grade 5 Nylon Insert Hex Flange Lock Nuts Zinc

Product Description

Part Number: 31CNFNFZ
Diameter/Pitch: 5/16"-18
Grade: Grade 5
Finish: Zinc Clear
Coarse / Fine Threads: Coarse
Wrench Size: 1/2"

BoltsandNuts.com

5/16"-18 Grade 5 Nylon Insert Hex Flange Lock Nuts Zinc

SKU: 31CNFNFZ

Product Description

Part Number: 31CNFNFZ
Diameter/Pitch: 5/16"-18
Grade: Grade 5
Finish: Zinc Clear
Coarse / Fine Threads: Coarse
Wrench Size: 1/2"

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$0.58/pc

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Diameter Pitch	5/16"-18
Finish	Zinc Clear
Thread Class	2B
Width Across Flats	0.500" (1/2")
Major Diameter	0.312"
Tensile Stress Area	0.0524 sq in
Head Type	Hex Flange
Inch Metric	Inch

Grade	Grade 5
Material	Medium carbon steel, quenched and tempered
Threads Per Inch	18 TPI
Width Across Corners	0.577" max
Proof Load	6,290 lbf
Hardness	Rockwell C25–C34
Nominal Size	5/16"
Max Temperature	250°F (nylon insert limit)

Grade Material	Grade 5
Coarse Fine Threads	Coarse
Wrench Size	1/2"
Head Height	17/64"
Proof Stress	120,000 psi
Head Marking	J995 Grade 5 marking
Locking Type	Nylon Insert (Prevailing Torque)