Combination truss head

Machine screws, Combo truss head, Zinc plated steel, 5/16"-18 x 5"

Prod. #	Length	Buy Each	Buy Bag	Bag Qty	Buy Bulk	Bulk Qty
21218	5"	$0.32 Add $0.32 each $21.07 / 100 $194.00 / 1000	$21.07 Add	100	$194.00 Add	1000

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Product details
Bolt Depot Product #:	21218
Units:	US
Category:	Machine screws
Subcategory:	Machine screws
Head style:	Truss
Drive type:	Combination phillips/slotted
Material:	Steel
Plating:	Zinc
Thread direction:	Right hand
Thread density:	Coarse
Diameter:	5/16"
Thread count:	18
Length:	5"
Dimensional standard:	ASME B18.6.3
Head height Min:	0.162"
Head height Max:	0.183"
Head diameter Min:	0.666"
Head diameter Max:	0.698"
Drive size:	#4

Additional information
Machine screw diameter table	US Machine screw sizes

Matching Products

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Prod. #	Description	Buy
2649	Hex nuts, Zinc plated steel, 5/16"-18 A standard six sided nut.	Add $0.05 each $1.99 / 100 $16.00 / 1000
2625	Hex lock nuts nylon insert, Zinc plated steel, 5/16"-18 A hex nut with a nylon ring to resist loosening.	Add $0.06 each $3.10 / 100 $26.60 / 1000
7300	K-Lock nuts, Zinc plated steel, 5/16"-18 A nut with an attached free-spinning external tooth lock washer.	Add $0.08 each $4.70 / 100 $38.10 / 1000
2995	USS flat washers, Zinc plated steel, 5/16" USS pattern is the most common type of flat washer.	Add $0.05 each $2.38 / 100 $19.30 / 1000
2977	SAE flat washers, Zinc plated steel, 5/16" SAE pattern is a tighter fit on the bolt and a smaller outside diameter.	Add $0.06 each $2.18 / 100 $17.80 / 1000
3025	Lock washers, Zinc plated steel, 5/16" Split lock washers place tension against a nut after tightening, to help prevent loosening.	Add $0.05 each $1.53 / 100 $13.10 / 1000

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See also

Metric machine screw

Metric machine screws

Screws with machine threads for use with a nut or in a tapped hole.

Socket product

Socket screws

Screws with an allen wrench drive.