1/4-20 x 2 in. Round Head Slotted Machine Screws - Brass - 100qty
Additional Notes
- Other sizes and quantities available by request | Tensile strength values for stainless screws are offered as approximations only; there is no single standard for the performance requirements of stainless machine screws.
Features
- 1/4-20 Diameter, 2" Length
- Brass Material
- Round head with slotted Drive
Manufacturer Resources
Product Specs
- Minimum Purchase:
- 100 units
- Arra Compliant:
- N
- Buy American Compliant:
- No
- Dimensional Standard:
- ASME B18.6.3
- Division:
- Electrical H1
- Drive Type:
- Slotted
- Fastener Head Height:
- 0.16 - 0.175 in.
- Fastener Head Type:
- Round
- Fastener Head Width:
- 0.443 - 0.472 in.
- Fastener Length:
- 2
- 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-Round_Head_Machine_Screw.pdf
- Order Minimum Imperial:
- 100
- Order Minimum Uom Imperial:
- JR
- Pack Type:
- Jar
- Product Group:
- Fasteners
- Product Height:
- 4.57 in
- Product Length:
- 3 in
- Product Weight:
- 2.52 lbs
- Product Width:
- 3 in
- Recess Penetration Gaging Depth:
- 0.104 - 0.130
- Slot Depth:
- 0.082 - 0.109
- Slot Width:
- 0.064 - 0.075
- Sub Division:
- Electrical-E H2
- Thread Per Inch:
- 20
- Thread Standard:
- ANSI/ASME B1.1
- Department:
- Electrical
- Product Subgroup:
- Screws
- Product Type:
- Machine Screw
- Type2:
- Machine Screw
- Series:
- JRMB
- Product Details:
- Machine Screw
- Product Material:
- Brass
Metallics JRMB104 – Frequently Asked Questions
1) Will a 1/4-20 machine screw thread into a standard 1/4-20 tapped hole or nut?
Yes. The Metallics JRMB104 is cut to 1/4-20 UNC at 20 threads per inch, to the ANSI/ASME B1.1 thread standard, so it mates with any 1/4-20 tapped hole, coupling nut, or 1/4-20 nut. Overall length under the head is 2 inches, so subtract your material thickness to see how much thread is left for the nut.
2) Can these be used on a Buy American or ARRA funded job?
No. The JRMB104 brass machine screws are not Buy American compliant and are not ARRA compliant, with country of origin listed as multiple. For a federally funded project with domestic sourcing requirements, you need a domestically manufactured fastener instead.
3) Is brass the right screw material for an outdoor or damp electrical enclosure?
Brass holds up in damp and corrosive locations better than plain steel, and it is non-magnetic, which is why these are listed for electrical, plumbing, and HVAC work. The tradeoff is strength: brass is softer than steel or stainless, so do not torque it like a steel screw and do not use it where a structural load is carried.
4) Do these brass machine screws meet a recognized dimensional spec for submittals?
Yes. The JRMB104 is made to ASME B18.6.3, the dimensional standard for inch-series slotted and recessed head machine screws, with threads to ANSI/ASME B1.1. Those are the two references a spec reviewer looks for on a machine screw submittal.
5) How are these sold, loose or in a package, and is there a minimum?
They ship in a jar of 100, which is also the order minimum. Shipping weight on the jar is 2.52 lbs. Other sizes and quantities can be had by request.
6) Can I rely on a tensile strength rating for these screws?
No published tensile figure applies here. Metallics notes that tensile values given for its stainless machine screws are approximations only, since there is no single performance standard for stainless machine screws, and brass is a softer material than either stainless or steel. Treat the JRMB104 as a general fastening and grounding-hardware screw, not a load-rated one.
7) Do these brass machine screws come with nuts or washers?
No. The JRMB104 is the screw only, 100 per jar. If your hole is not tapped you will need matching 1/4-20 nuts, and any flat or lock washers, ordered separately.
How fast can I get the Metallics JRMB104 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 JRMB104 come with a warranty?
Absolutely. The Metallics JRMB104 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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