Socket Cap Screws, Black Oxide Stainless Steel 18-8, #4-40 x 1/4", Full Thread
Screw Diameter - Thread Pitch: #4-40
| Quantity | Unit price |
|---|---|
| To 99 |
$0.21*
|
| To 999 |
$0.14*
|
| From 1000 |
$0.13*
|
- Chamfer on Radius: Max 0.005
- Color: Black
- Condition: New
- Corrosion Resistant: Yes
- Diameter: #4
- Drive Style: Internal Hex (Allen)
- Head Type: Socket Head
- Thread Direction: Right Hand
- Thread Type: Coarse
- Finish: Black Oxide
- Fit: 3A
- FT = Full Thread: Yes
- Grade: 18-8
- Head Height: Max 0.112 - Min 0.108
- Head Diameter: Max 0.183 - Min 0.176
- Head Style: Socket Cap
- Hex Drive: 3/32"
- Length: 1/4"
- Material: Stainless Steel
- Part Number: 618930220049
- Product Type: Socket Cap Screws
- 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
- Weight: 1 lb
#4-40 Black Oxide Knurled Head Socket cap screws are machine screws with an Allen drive style.
- Commonly referred to as allen bolts, socket head cap screws, or socket head screws
- Externally grooved cap head
- Can be driven manually, or with a Hex Allen Bit or Key
- Cylindrical head and hexagonal drive style
- Sleek black finished look
- Type of threaded fastener whose head diameter is nominally 1.5 times or more that of the screw shank (major) diameter
Sizes Listed As:
Diameter - Thread Pitch x Length from Underside of Head
FT = Full Thread
PT = Partial Thread
Frequently Used With
