Grade 8 Hex Head Cap Screws
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KM-USA High Head Grade 8 (SAE) Hex Head Cap Screws - Zinc Plated
High-head Grade 8 hex head cap screws made from medium carbon alloy steel with zinc yellow trivalent plating. Features a taller head for improved wrenchability, roll-formed fine threads for fatigue resistance and a 30° head point for easier alignment; tensile strength 150,000 psi.
Diameter: 1/4"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
390404
|
1/2"
|
1/4"-28
|
Fine
|
KM-USA High Head
|
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Diameter: 5/16"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
390504
|
1/2"
|
5/16"-24
|
Fine
|
KM-USA High Head
|
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Diameter: 3/8"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
390604
|
1/2"
|
3/8"-24
|
Fine
|
KM-USA High Head
|
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Diameter: 7/16"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
390706
|
3/4"
|
7/16"-20
|
Fine
|
KM-USA High Head
|
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Diameter: 1/2"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
390806
|
3/4"
|
1/2"-20
|
Fine
|
KM-USA High Head
|
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Diameter: 9/16"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
390908
|
1"
|
9/16"-18
|
Fine
|
KM-USA High Head
|
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Diameter: 5/8"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
391008
|
1"
|
5/8"-18
|
Fine
|
KM-USA High Head
|
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Diameter: 3/4"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
391212
|
1-1/2"
|
3/4"-16
|
Fine
|
KM-USA High Head
|
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Diameter: 7/8"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
391416
|
2"
|
7/8"-14
|
Fine
|
KM-USA High Head
|
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Diameter: 1"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
391612
|
1-1/2"
|
1"-14
|
Fine
|
KM-USA High Head
|
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Diameter: 1-1/8"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
391824
|
3"
|
1-1/8"-12
|
Fine
|
Standard
|
1 | Log in to view price |
Diameter: 1-1/4"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
392024
|
3"
|
1-1/4"-12
|
Fine
|
Standard
|
1 | Log in to view price |
Diameter: 1-1/2"
| Item # | Length | Thread Size | Thread Type | Series | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
392424
|
3"
|
1-1/2"-12
|
Fine
|
Standard
|
1 | Log in to view price |
KM-USA Grade 8 (USS) High Head Hex Head Cap Screw Assortments
Assortments of KM‑USA high head hex head cap screws, nuts and washers made from medium carbon alloy steel with a yellow trivalent zinc finish. Grade 8 components feature higher heads for improved wrenchability, roll‑formed coarse threads for fatigue resistance and 150,000 psi tensile strength.
Storage Type: 24-Compartment Drawer
| Item # | Name | Material | Finish | Measurement Type | Number of Pieces | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
40388
|
KM-USA High Head Hex Head Grade 8 (USS) Cap Screw Assortment (1/4" - 3/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
750
|
1
|
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Storage Type: 40-Hole Bin
| Item # | Name | Material | Finish | Measurement Type | Number of Pieces | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
40380
|
KM-USA High Head Hex Head Grade 8 (USS) Cap Screw Assortment (1/4" - 1/2")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
1,735
|
1
|
Log in to view price | |
|
|
403811
|
KM-USA High Head Hex Head Grade 8 (USS) Cap Screw Assortment (3/4" - 1")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
230
|
1
|
Log in to view price | |
|
|
403801
|
KM-USA High Head Hex Head Grade 8 Cap Screw Small Assortment (1/4" - 3/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
1,200
|
1
|
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Storage Type: 80-Hole Bin
| Item # | Name | Material | Finish | Measurement Type | Number of Pieces | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
40383
|
KM-USA High Head Grade 8 Hex Head (USS & SAE) Cap Screw Assortment (1/4" - 5/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE, USS
|
3,000
|
1
|
Log in to view price | |
|
|
40381
|
KM-USA High Head Hex Head Grade 8 (USS) Cap Screw Large Assortment (1/4" - 5/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
2,720
|
1
|
Log in to view price | |
|
|
40385
|
KM-USA High Head Hex Head Grade 8 (USS) Cap Screw Large Assortment (1/4" - 3/4")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
3,775
|
1
|
Log in to view price | |
|
|
40386
|
KM-USA High Head Hex Head Grade 8 (USS) Cap Screw Small Assortment (1/4" - 3/4")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
1,910
|
1
|
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Storage Type: Refill Kit
| Item # | Name | Material | Finish | Measurement Type | Number of Pieces | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
40383RE
|
Refill Kit for KM-USA High Head Grade 8 Hex Head (USS & SAE) Cap Screw Assortment (1/4" - 5/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE, USS
|
3,000
|
1
|
Log in to view price | |
|
|
40385RE
|
Refill Kit for KM-USA High Head Grade 8 Hex Head (USS) Cap Screw Large Assortment (1/4" - 3/4")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
3,775
|
1
|
Log in to view price | |
|
|
40381RE
|
Refill Kit for KM-USA High Head Grade 8 Hex Head Cap Screw Large Assortment (1/4" - 5/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
2,720
|
1
|
Log in to view price | |
|
|
40380RE
|
Refill Kit for KM-USA High Head Grade 8 Hex Head Cap Screw Small Assortment (1/4" - 1/2")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
1,735
|
1
|
Log in to view price | |
|
|
40386RE
|
Refill Kit for KM-USA High Head Hex Head Cap Screw Assortment (1/4" - 3/4")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
1,910
|
1
|
Log in to view price | |
|
|
403801RE
|
Refill Kit for KM-USA High Head Hex Head Cap Screw Assortment (1/4" - 3/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
1,200
|
1
|
Log in to view price | |
|
|
403811RE
|
Refill Kit for KM-USA High Head Hex Head Cap Screw Assortment (3/4" - 1")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
USS
|
230
|
1
|
Log in to view price |
KM-USA Grade 8 (SAE) Hex Head Cap Screw Assortments
KM‑USA Grade 8 SAE hex head cap screw assortments made from medium carbon alloy steel with yellow trivalent zinc finish. High‑head design improves wrenchability and a 30° head point aids alignment; roll‑formed fine threads improve fatigue resistance and provide high tensile strength.
Storage Type: 24-Compartment Drawer
| Item # | Name | Material | Finish | Measurement Type | Number of Pieces | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
40398
|
KM-USA High Head Hex Head Grade 8 (SAE) Cap Screw Assortment (1/4" - 3/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
620
|
1
|
Log in to view price |
Storage Type: 40-Hole Bin
| Item # | Name | Material | Finish | Measurement Type | Number of Pieces | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
40390
|
KM-USA High Head Hex Head Grade 8 (SAE) Cap Screw Assortment (1/4" - 1/2")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
1,735
|
1
|
Log in to view price | |
|
|
403911
|
KM-USA High Head Hex Head Grade 8 (SAE) Cap Screw Assortment (3/4" - 1")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
230
|
1
|
Log in to view price |
Storage Type: 80-Hole Bin
| Item # | Name | Material | Finish | Measurement Type | Number of Pieces | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
40391
|
KM-USA High Head Hex Head Grade 8 (SAE) Cap Screw Large Assortment (1/4" - 5/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
2,720
|
1
|
Log in to view price | |
|
|
40395
|
KM-USA High Head Hex Head Grade 8 (SAE) Cap Screw Large Assortment (1/4" - 3/4")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
3,375
|
1
|
Log in to view price | |
|
|
40396
|
KM-USA High Head Hex Head Grade 8 (SAE) Cap Screw Small Assortment (1/4" - 3/4")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
1,910
|
1
|
Log in to view price |
Storage Type: Refill Kit
| Item # | Name | Material | Finish | Measurement Type | Number of Pieces | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
40396RE
|
Refill Kit for KM-USA High Head Grade 8 Hex Head Cap Screw Small Assortment (1/4" - 3/4")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
1,910
|
1
|
Log in to view price | |
|
|
40391RE
|
Refill Kit for KM-USA High Head Hex Grade 8 Head Cap Screw Small Assortment (1/4" - 5/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
2,720
|
1
|
Log in to view price | |
|
|
40390RE
|
Refill Kit for KM-USA High Head Hex Head Cap Screw Assortment (1/4" - 1/2")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
1,735
|
1
|
Log in to view price | |
|
|
403911RE
|
Refill Kit for KM-USA High Head Hex Head Grade 8 Cap Screw Large Assortment (3/4" - 1")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
230
|
1
|
Log in to view price | |
|
|
40395RE
|
Refill Kit for Large KM-USA High Head Hex Head Cap Screw Assortment (1/4" - 5/8")
|
Medium Carbon Alloy Steel
|
Zinc, Yellow Trivalent
|
SAE
|
3,375
|
1
|
Log in to view price |
311 options | Item #:
390404
Price
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15 options | Item #:
40388
Price
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11 options | Item #:
40398
Price
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