8 x 3/4 in. Pan Head Slotted Tapping Screws - 18-8 Stainless - 100qty
Additional Notes
- Other sizes and quantities available by request | Dimensions for #9 diameter are independent of ASME B18.6.4
Features
- Pan head with Slotted Drive
- 18-8 Stainless Material
- Fastening stainless steel parts to aluminum or steel can cause a type of corrosion known as a galvanic couple in some environments.
- 8 Diameter, 3/4" Length
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:
- 4-Mar
- 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:
- 2.15 in
- Product Length:
- 3 in
- Product Weight:
- 0.47 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 JSTS14 – Frequently Asked Questions
1) Will a #8 x 3/4 in. Type A tapping screw hold in sheet metal without a pre-tapped hole?
Yes. The Metallics JSTS14 is a Type A tapping screw with a gimlet point, so it cuts its own thread as it drives into a pilot hole in sheet metal. Thread count is 15 threads per inch, which is the coarse Type A spacing meant for thinner gauge stock, not for thick structural steel. For heavy plate or hardened material you want a self-drilling Type B or a machine screw into a tapped hole instead.
2) Can I use stainless tapping screws to fasten into aluminum or steel enclosures?
You can, but watch the dissimilar metal contact. The JSTS14 is 18-8 stainless, and driving stainless into aluminum or plain steel can set up a galvanic couple that corrodes the softer metal in damp or coastal conditions. Indoors and dry it is a non-issue, and the stainless is what you want for exterior or wash-down locations. Where you are fastening aluminum outdoors, isolate the joint or use a matched-material screw.
3) Are these screws Buy American or ARRA compliant for a government or institutional job?
No. The JSTS14 is not Buy American compliant and is not ARRA compliant, with multiple countries of origin. If your contract carries a domestic sourcing clause, this screw will not satisfy it and you need a domestically produced fastener.
4) What standards do these Metallics tapping screws conform to?
Head and drive dimensions follow ASME B18.6.3-2013, and the thread form follows ASME B18.6.4, the tapping screw thread standard. One caveat Metallics notes: dimensions for #9 diameter screws in the JSTS series are independent of ASME B18.6.4. That does not affect the #8 x 3/4 in. size.
5) How are Metallics JSTS14 screws packaged, and is there a minimum order?
They ship in a jar of 100, and 100 is the order minimum, one jar. The jar weighs 0.47 lbs. Other sizes and quantities in the JSTS series are available by request.
6) What trades actually use #8 slotted pan head stainless tapping screws like these?
Metallics lists the JSTS series for the electrical, plumbing, and heating and air conditioning trades. Typical use is mounting straps, brackets, clamps, and covers to sheet metal enclosures, panels, and duct, where the stainless matters for damp or corrosive locations and the slotted pan head matches what is already in older gear.
How fast can I get the Metallics JSTS14 delivered?
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Can I return it if it doesn’t work for me?
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Does the Metallics JSTS14 come with a warranty?
Absolutely. The Metallics JSTS14 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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