8 x 1-1/2 in. Pan Head Slotted Tapping Screws - 18-8 Stainless - 100qty
Features
- Fastening stainless steel parts to aluminum or steel can cause a type of corrosion known as a galvanic couple in some environments.
- Pan head with Slotted Drive
- 18-8 Stainless Material
- 8 Diameter, 1-1/2" Length
Additional Notes
- Other sizes and quantities available by request | Dimensions for #9 diameter are independent of ASME B18.6.4
Manufacturer Resources
Product Specs
- Minimum Purchase:
- 100 units
- Arra Compliant:
- N
- Buy American Compliant:
- No
- Dimensional Standard:
- ASME B18.6.3-2013
- Division:
- Electrical H1
- Drive Type:
- Slotted
- Fastener Head Height:
- 0.085 - 0.096 in.
- Fastener Head Type:
- Pan
- Fastener Head Width:
- 0.306 - 0.322 in.
- Fastener Length:
- 1/1/02
- Field Application:
- Electrical, Plumbing, Heating and Air Conditioning Industries
- Language Code:
- EN
- Neurspe:
- https://ideadigitalasset.com/DAMRoot/Original/10035/11237_ID-SPE-v1-ID-SPE-v1-Pan_Slotted_Phillips_Self_Tap_SS.pdf
- Order Minimum Imperial:
- 100
- Order Minimum Uom Imperial:
- JR
- Pack Type:
- Jar
- Product Group:
- Fasteners
- Product Height:
- 2.7 in
- Product Length:
- 3 in
- Product Weight:
- 0.74 lbs
- Product Width:
- 3 in
- Screw Point Type:
- Gimlet Point
- Slot Depth:
- 0.045 - 0.058
- Slot Width:
- 0.045 - 0.054
- Sub Division:
- Electrical-E H2
- Thread Per Inch:
- 15
- Thread Standard:
- ASME B18.6.4
- Torsional Strength:
- 39 lb-in minimum
- Department:
- Electrical
- Product Subgroup:
- Screws
- Product Type:
- Type A Tapping Screw
- Type2:
- Type A Tapping Screw
- Series:
- JSTS
- Product Details:
- Type A Tapping Screw
- Product Material:
- 18-8 Stainless
Metallics JSTS17 – Frequently Asked Questions
1) Can I use the Metallics JSTS17 stainless tapping screw to fasten into aluminum or steel?
You can, but know what you are doing. Metallics flags that fastening stainless steel parts to aluminum or steel can set up a galvanic couple, a form of corrosion, in some environments. Indoors and dry, it is rarely an issue. In wet, coastal, or exterior conditions, either isolate the fastener or use a plated carbon steel screw of the same #8 x 1-1/2 in. size instead.
2) Will a #8 Type A tapping screw hold in sheet metal without a pilot hole?
The JSTS17 is a Type A tapping screw with a gimlet point, so it is made to start in a punched or drilled pilot hole in sheet metal and cut its own thread as it drives. It is not a self-drilling screw, so you still need a hole in the material. The coarse 15 threads per inch is what gives it bite in thin gauge sheet, enclosures, and duct.
3) Are Metallics JSTS17 screws acceptable on a Buy American or ARRA-funded project?
No. The JSTS17 is listed as not Buy American compliant and not ARRA compliant, with country of origin shown as multiple. If your job carries a domestic sourcing requirement, this is not the fastener to submit.
4) How hard can I drive these screws before the head twists off?
Minimum torsional strength on the #8 JSTS17 is 39 lb-in. That is the floor before failure, not a target. Stainless work-hardens, so drive at low speed and stop as soon as the head seats. If you are stripping heads with an impact driver, back off to a clutch drill.
5) Do these Metallics tapping screws meet a recognized dimensional standard for spec work?
Yes. Head and body dimensions follow ASME B18.6.3-2013 and the thread follows ASME B18.6.4, which is the tapping screw standard. Metallics does note that dimensions for the #9 diameter fall outside ASME B18.6.4, but the JSTS17 is a #8, so it is within the standard.
6) How are the Metallics JSTS17 screws packaged and what is the minimum order?
They come 100 to a jar, and the jar is the order minimum. Packed weight is 0.74 lbs. Handy for a van stock item rather than a loose bin count.
How fast can I get the Metallics JSTS17 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Metallics JSTS17 come with a warranty?
Absolutely. The Metallics JSTS17 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Metallics JSTS17?
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