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Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 4-1/4", Partial Thread

Diameter - Thread Pitch: 7/8" - 9

7/8"-9
Hexagon head designed to be driven by a wrench or socket
Also called hex cap bolts, hex bolts, tap bolts or hex cap screws
316 Stainless Steel Hex Cap Screws are suitable for saltwater, marine and hash environment installations
Compliance with ASTM and certification available upon request
Commonly used for:
- Boats
- Docks
- Piers
- Other harsh environments

A hex cap screw in smaller sizes may not have a shoulder. When a hex cap screw is fully threaded it can also be referred to as a tap bolt.

Hex Bolts are measured as: Diameter x Thread Pitch x Length from Under Head
FT: Fully Threaded
PT: Partially Threaded

** 7/8"-9 Hex Cap Screws listed as PT, usually have a threaded portion of about 2".
However, this can vary slightly from manufacturer to manufacturer.

Product number: 780000-0102

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FT = Full Thread (threaded the entire length) · PT = Partial Thread (unthreaded shoulder below the head)

Specifications

Across Flats (Width): 1-3/8" (Max 1.375 - Min 1.312)
asme: B18.2.1
Color (Duplicate): Silver
Color: Silver
Condition: New
Corrosion Resistant: Yes
Diameter: 7/8"
Drive Style: External Hex
Head Type: Hex Head
Thread Direction: Right Hand
Thread Type: Coarse
Fit: 2A
FT = Full Thread: No
Grade: 316
Head Height: Basic 35/64", Max 0.563 - Min 0.531
Head Height Basic: 9/16"
Head Height Max: 0.531
Head Style: Hex
Length: 4-1/4"
Marine Grade: Yes
Material (Duplicate): 316 Stainless Steel
Material: Stainless Steel
Overall Head Height: Basic 9/16", Max 0.541 - Min 0.531
Part Number: 618930230253
Pattern: Hex Cap Screw
Product Type: Hex Cap Screws
Size: 7/8"
Size System: US
Size Type: Regular
Standards Met: ASME B18.2.1
System of Measurement: Inch
Thread Direction: Right Hand
Thread Pitch: 9 Per Inch
Thread Size: 7/8"-9
Thread Standard: UNC
Thread Type: Coarse
Tolerance (IFI): Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Weight: 1 lb
Wrench Size: 1-3/8"

Hex Finish Nuts, Stainless Steel 316, 7/8"-9 (1-15/16" Flats x 3/4" Thick)

Volume Pricing*

$3.46

($3.46/ea)

100

$260.00

($2.60/ea)

1000

$2,000.00

($2.00/ea)

$0.00

Nylon Lock Nuts, Stainless Steel 316, SS 7/8"-9 (1.252" Flats x .790" Thick)

Volume Pricing*

$8.57

($8.57/ea)

100

$837.00

($8.37/ea)

1000

$8,170.00

($8.17/ea)

$0.00

Flat Washers, Stainless Steel 316, 7/8" (0.937 ID x 2 OD x .109 THK)

Volume Pricing*

$1.00

($1.00/ea)

100

$85.00

($0.85/ea)

1000

$760.00

($0.76/ea)

$0.00

Lock Washers, Split Ring, Stainless Steel 316, 7/8" (0.878 ID x 1.455 OD x .219 THK)

Volume Pricing*

$1.61

($1.61/ea)

100

$105.00

($1.05/ea)

1000

$890.00

($0.89/ea)

$0.00

MRO Solution 2400, Marine Grade Anti-Seize Lubricant, 8 oz.

Volume Pricing*

$20.03 ea.

$0.00

Select Size/SKU & Quantity

18 Available Sizes

SIZE/SKU	Review Volume Pricing*	Enter Any Qty
7/8" - 9 x 1-3/4" FT 780000-0002	1 $12.41 ($12.41/ea) 100 $1,138.00 ($11.38/ea) 1000 $11,370.00 ($11.37/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 1-3/4", Full Thread $0.00
7/8" - 9 x 2" FT 780000-0012	1 $7.80 ($7.80/ea) 100 $649.00 ($6.49/ea) 1000 $5,710.00 ($5.71/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 2", Full Thread $0.00
7/8" - 9 x 2-1/4" FT 780000-0022	1 $8.05 ($8.05/ea) 100 $678.00 ($6.78/ea) 1000 $5,880.00 ($5.88/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 2-1/4", Full Thread $0.00
7/8" - 9 x 2-1/2" FT 780000-0032	1 $9.24 ($9.24/ea) 100 $762.00 ($7.62/ea) 1000 $6,710.00 ($6.71/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 2-1/2", Full Thread $0.00
7/8" - 9 x 2-3/4" FT 780000-0042	1 $10.03 ($10.03/ea) 100 $783.00 ($7.83/ea) 1000 $6,900.00 ($6.90/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 2-3/4", Full Thread $0.00
7/8" - 9 x 3" PT 780000-0052	1 $10.42 ($10.42/ea) 100 $817.00 ($8.17/ea) 1000 $7,180.00 ($7.18/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 3", Partial Thread $0.00
7/8" - 9 x 3-1/4" PT 780000-0062	1 $11.09 ($11.09/ea) 100 $918.00 ($9.18/ea) 1000 $8,080.00 ($8.08/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 3-1/4", Partial Thread $0.00
7/8" - 9 x 3-1/2" PT 780000-0072	1 $12.06 ($12.06/ea) 100 $999.00 ($9.99/ea) 1000 $8,780.00 ($8.78/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 3-1/2", Partial Thread $0.00
7/8" - 9 x 3-3/4" PT 780000-0082	1 $12.49 ($12.49/ea) 100 $1,054.00 ($10.54/ea) 1000 $9,270.00 ($9.27/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 3-3/4", Partial Thread $0.00
7/8" - 9 x 4" PT 780000-0092	1 $13.57 ($13.57/ea) 100 $1,110.00 ($11.10/ea) 1000 $9,760.00 ($9.76/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 4", Partial Thread $0.00
7/8" - 9 x 4-1/4" PT 780000-0102	1 $14.00 ($14.00/ea) 100 $1,100.00 ($11.00/ea) 1000 $10,000.00 ($10.00/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 4-1/4", Partial Thread $0.00
7/8" - 9 x 4-1/2" PT 780000-0112	1 $14.59 ($14.59/ea) 100 $1,195.00 ($11.95/ea) 1000 $10,500.00 ($10.50/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 4-1/2", Partial Thread $0.00
7/8" - 9 x 5" PT 780000-0122	1 $15.97 ($15.97/ea) 100 $1,305.00 ($13.05/ea) 1000 $11,420.00 ($11.42/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 5", Partial Thread $0.00
7/8" - 9 x 5-1/2" PT 780000-0132	1 $18.53 ($18.53/ea) 100 $1,516.00 ($15.16/ea) 1000 $13,340.00 ($13.34/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 5-1/2", Partial Thread $0.00
7/8" - 9 x 6" PT 780000-0142	1 $19.95 ($19.95/ea) 100 $1,633.00 ($16.33/ea) 1000 $14,360.00 ($14.36/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 6", Partial Thread $0.00
7/8" - 9 x 6-1/2" PT 780000-0152	1 $24.62 ($24.62/ea) 100 $2,002.00 ($20.02/ea) 1000 $20,000.00 ($20.00/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 6-1/2", Partial Thread $0.00
7/8" - 9 x 7" PT 780000-0162	1 $22.86 ($22.86/ea) 100 $1,974.00 ($19.74/ea) 1000 $17,360.00 ($17.36/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 7", Partial Thread $0.00
7/8" - 9 x 8" PT 780000-0172	1 $25.44 ($25.44/ea) 100 $2,195.00 ($21.95/ea) 1000 $19,320.00 ($19.32/ea)	Quantity for Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 8", Partial Thread $0.00

*Volume pricing available on select products. Products without quantity breaks are priced per unit.

Page Total: $0.00

Hex Cap Screws, Stainless Steel 316, 7/8"- 9 x 4-1/4", Partial Thread

Diameter - Thread Pitch: 7/8" - 9

Specifications

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