3/8-16 x 1-1/2 in. Socket Head Hex Cap Screws - Alloy Steel Black - 100qty
Additional Notes
- Other sizes and quantities available by request | Cap screws of a length 3D or greater, where D equals the nominal diameter of the screw, are subject to tensile strength, yield strength, elongation and reduction of area testing.
Features
- Elongation is 10% minimum (applies to machined specimens of lenglh at least 4D where D equals the nominal diameter of the screw) and Reduction of Area is 33% minimum (applies to machined specimens)
- 3/8-16 Diameter, 1-1/2" Length
- Socket head with Hex Drive
- Supplies greater tensile strength than equivalent sizes of Grade-5 or Grade-8 hex head cap screws while requiring less surface area or counterbore since the fastener is intenally wrenched.
- Alloy Steel Black Material
Manufacturer Resources
Product Specs
- Minimum Purchase:
- 100 units
- Arra Compliant:
- N
- Buy American Compliant:
- No
- Dimensional Standard:
- ASME B18.3-2012
- Division:
- Electrical H1
- Drive Type:
- Hex
- Fastener Head Height:
- 0.368 - 0.375 in.
- Fastener Head Type:
- Socket
- Fastener Head Width:
- 0.55 - 0.562 in.
- Fastener Length:
- 1/1/02
- Field Application:
- Electrical, Plumbing, Heating and Air Conditioning Industries
- Hardness:
- Rockwell C39
- Hex Size:
- 16-May
- Language Code:
- EN
- Neurspe:
- https://ideadigitalasset.com/DAMRoot/Original/10035/11237_ID-SPE-v1-ID-SPE-v1-Socket_Head_Cap_Screw_Alloy_Zinc.pdf
- Order Minimum Imperial:
- 100
- Order Minimum Uom Imperial:
- JR
- Pack Type:
- Jar
- Product Group:
- Fasteners
- Product Height:
- 5.75 in
- Product Length:
- 3.5 in
- Product Weight:
- 2.92 lbs
- Product Width:
- 3.5 in
- Slot Depth:
- 0.182
- Sub Division:
- Electrical-E H2
- Tensile Strength:
- 180000 psi minimum
- Thread Per Inch:
- 16
- Thread Type:
- UN
- Wall Thickness:
- 0.143
- Yield Strength:
- 162000 psi minimum
- Department:
- Electrical
- Product Subgroup:
- Screws
- Product Type:
- Cap Screw
- Type2:
- Cap Screw
- Series:
- SHC
- Product Finish:
- Black
- Product Details:
- Cap Screw
- Product Material:
- Alloy Steel Black
Metallics JSHC38112 – Frequently Asked Questions
1) Will a 3/8-16 socket head cap screw thread into my existing 3/8-16 tapped hole or nut?
Yes. The Metallics JSHC38112 is a 3/8 inch diameter screw with 16 threads per inch, UN thread form, so it mates with any standard 3/8-16 UNC tapped hole, nut, or strut channel nut. Usable length is 1-1/2 inches under the head.
2) Is this socket head cap screw stronger than a Grade 5 or Grade 8 hex bolt?
The alloy steel socket head carries 180,000 psi minimum tensile and 162,000 psi minimum yield, which is above what equivalent sizes of Grade 5 or Grade 8 hex head cap screws deliver, and it does it in a smaller head. Hardness is Rockwell C39.
3) Can I use these black alloy steel cap screws outdoors or in a wet location?
Keep them dry. The JSHC38112 is alloy steel with a plain black finish, which offers no meaningful corrosion protection on its own, so it suits indoor mechanical and electrical assembly, strut, equipment mounting, and panel work. For damp, exterior, or washdown locations choose a zinc plated or stainless cap screw instead.
4) Are these cap screws acceptable on a Buy American or ARRA funded project?
No. The JSHC38112 is not Buy American compliant and is not ARRA compliant; country of origin is listed as multiple. On federally funded work with domestic sourcing requirements you will need a domestically produced fastener instead.
5) What size hex key do I need to drive the JSHC38112 socket head cap screw?
It is internally wrenched with a hex key, not a wrench on the outside of the head. Socket depth is 0.182 inch, so a standard short-arm Allen key seats fully. Keep a hex key set on the truck; there is no external flat to grab if the socket gets packed with paint or debris.
6) Do these cap screws meet a published dimensional standard for inspection submittals?
Yes, they are built to ASME B18.3-2012, the dimensional standard for socket head cap screws, so head and socket geometry will match what an inspector or a drawing calls out for a 3/8-16 socket head cap screw.
7) How are the Metallics JSHC38112 cap screws packaged and what is the minimum order?
They ship in a jar, with a minimum of 100 pieces per jar. Other sizes and quantities are available by request if the job needs a different length or diameter.
8) What trades actually use a 3/8-16 x 1-1/2 socket head cap screw like this?
Metallics lists the field application as the electrical, plumbing, heating and air conditioning industries. In practice that means strut and channel assembly, hanger and bracket connections, equipment and panel mounting, and anywhere a high strength bolt has to sit in a tight counterbore with no room to swing a wrench.
How fast can I get the Metallics JSHC38112 delivered?
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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 JSHC38112 come with a warranty?
Absolutely. The Metallics JSHC38112 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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