Machine Screws, Star Drive Pan Head, 6-Lobe Torx, Black Oxide Stainless Steel 18-8, #4-40 x 1/4"
Diameter - Thread Pitch: #4-40
| Quantity | Unit price |
|---|---|
| To 99 |
$0.35*
|
| To 999 |
$0.22*
|
| From 1000 |
$0.20*
|
- Color: Black
- Condition: New
- Corrosion Resistant: Yes
- Diameter: #4
- Drive Style: Star
- Elongation: 30%
- Head Type: Pan Head
- Thread Direction: Right Hand
- Thread Type: Coarse
- Finish: Black Oxide
- Fit: 2A
- Grade: 18-8
- Head Height Max: 0.08
- Head Diameter: Max 0.219 - Min 0.205
- Head Style: Pan
- Length: 1/4"
- Material: Stainless Steel
- Overall Head Height: Max 0.080 - Min 0.070
- Part Number: 730656589948
- Product Type: Machine Screws
- Size System: US
- Size Type: Regular
- System of Measurement: Inch
- Thread Direction: Right Hand
- Thread Pitch: 40 Per Inch
- Thread Size: #4-40
- Thread Standard: UNC
- Thread Type: Coarse
- Tolerance (IFI): Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
- Star Drive: T-10
- Weight: 1 lb
- A machine screw is commonly identified by its small size
- Star Drive (6 lobe) drive style can prevent accidental stripping during an installation
- 6 Lobe grips the head better allowing for more torque on a screw
- Star drive styles have become widespread due to their efficiency
- Black oxide screws are chemically altered to change qualities of the metal: Most noticeably the color
- Treatment adds another level of corrosion and abrasion resistance to stainless steel
- Black oxide finish is infused with wax or oil during the process to comply with military specifications as a Class 4 finish
#4-40 Star drive pan head machine screws are available in black oxide 18-8 stainless steel.
Product number:
158022-0012