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304-A2 Stainless Steel Phillips Flat Countersunk Head Machine Screw

304-A2 Stainless Steel Phillips Flat Countersunk Head Machine Screw in 304-A2 stainless steel, inch thread. 59 sizes available; sold by unit.

Price from
$ 76
Material
acero inoxidable
Finish
Sizes
59
304-A2 Stainless Steel Phillips Flat Countersunk Head Machine Screw
In stock acero inoxidable pulgadas
Price from
$ 76 COP each
+ 19% VAT · per unit

01Sizes, prices and availability

SKUSizePriceStatusQty
VT-27653 1/8 X 1/2 $ 100 In stock
VT-27656 1/8 X 1 $ 160 In stock
VT-27678 3/16 X 3/8 $ 153 In stock
VT-27679 3/16 X 1/2 $ 144 In stock
VT-27680 3/16 X 5/8 $ 180 In stock
VT-27681 3/16 X 3/4 $ 215 In stock
VT-27682 3/16 X 1 $ 320 In stock
VT-27683 3/16 X 1.1/4 $ 401 In stock
VT-27684 3/16 X 1.1/2 $ 391 In stock
VT-27685 3/16 X 2 $ 522 In stock
VT-27686 3/16 X 2.1/2 $ 648 In stock
VT-27687 3/16 X 3 $ 777 In stock
VT-27688 1/4 X 1/2 $ 314 In stock
VT-27689 1/4 X 5/8 $ 419 In stock
VT-27690 1/4 X 3/4 $ 410 In stock
VT-27691 1/4 X 7/8 $ 448 In stock
VT-27692 1/4 X 1 $ 505 In stock
VT-27693 1/4 X 1.1/4 $ 645 In stock
VT-27694 1/4 X 1.1/2 $ 767 In stock
VT-27695 1/4 X 2 $ 886 In stock
VT-27696 1/4 X 2.1/2 $ 1.107 In stock
VT-27697 1/4 X 3 $ 2.257 In stock
VT-27698 1/4 X 3.1/2 $ 2.648 In stock
VT-27699 5/16 X 1/2 $ 505 In stock
VT-27700 5/16 X 3/4 $ 788 In stock
VT-27701 5/16 X 1 $ 1.010 In stock
VT-27702 5/16 X 1.1/4 $ 1.290 In stock
VT-27703 5/16 X 1.1/2 $ 1.533 In stock
VT-27704 5/16 X 2 $ 1.445 In stock
VT-27705 5/16 X 2.1/2 $ 1.614 In stock
VT-27706 5/16 X 3 $ 1.812 In stock
VT-27707 3/8 X 3/4 $ 1.012 In stock
VT-27708 3/8 X 1 $ 1.352 In stock
VT-27709 3/8 X 1.1/4 $ 1.686 In stock
VT-27710 3/8 X 1.1/2 $ 2.024 In stock
VT-27711 3/8 X 2 $ 2.695 In stock
VT-27712 3/8 X 2.1/2 $ 3.369 In stock
VT-27713 3/8 X 3 $ 4.040 In stock
VT-27714 1/2 X 1 $ 4.010 In stock
VT-27715 1/2 X 1.1/4 $ 4.712 In stock
VT-27716 1/2 X 1.1/2 $ 4.807 In stock
VT-27717 1/2 X 2 $ 6.402 In stock
VT-27718 1/2 X 2.1/2 $ 8.002 In stock
VT-27660 6-32 X 3/8 $ 76 In stock
VT-27661 6-32 X 1/2 $ 110 In stock
VT-27662 6-32 X 5/8 $ 110 In stock
VT-27663 6-32 X 3/4 $ 143 In stock
VT-27664 6-32 X 1 $ 162 In stock
VT-27665 6-32 X 1.1/4 $ 181 In stock
VT-27666 6-32 X 1.1/2 $ 243 In stock
VT-27667 6-32 X 2 $ 324 In stock
VT-27668 8-32 X 3/8 $ 116 In stock
VT-27669 8-32 X 1/2 $ 129 In stock
VT-27671 8-32 X 5/8 $ 162 In stock
VT-27670 8-32 X 3/4 $ 193 In stock
VT-27672 8-32 X 1 $ 199 In stock
VT-27673 8-32 X 1.1/4 $ 208 In stock
VT-27674 8-32 X 1.1/2 $ 215 In stock
VT-27675 8-32 X 2 $ 296 In stock

Prices per unit, before VAT. Availability is confirmed in the formal quote.

Can't find your reference? Need another size, grade or finish of this fastener? We carry over 12,000 references — we quote it via WhatsApp. Quote via WhatsApp

02Specifications

Materialacero inoxidable
Thread systempulgadas
FamilyStove & machine screws

03Technical description

304-A2 Stainless Steel Phillips Flat Countersunk Head Machine Screw is a TECTUL reference for assemblies where the head must sit flush, with good appearance and resistance to moderate moisture. The actual lot reports 304-A2 stainless steel material, sold by unit, and inch thread family; in the technical sheet it is separated by countersunk head, Phillips drive, inch thread, and 304-A2 stainless steel. To buy without errors, validate head, drive, diameter or pitch, usable length, and finish against the sample, drawing, or existing nut. ASME B18.6.3 is used as a public reference for inch machine screws; metric items are checked against ISO or DIN when required by the drawing. We do not publish a single torque or capacity because the result depends on base material, thickness, lubrication, coating, head bearing, vibration, grip length, and tightening method.

Actual size from datos.jsonTypeHead or pointMaterialSale unit
1/8 X 1/2machine screwPhillips countersunk head304-A2 stainless steelunit
1/8 X 1machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 3/8machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 1/2machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 5/8machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 3/4machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 1machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 1.1/4machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 1.1/2machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 2machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 2.1/2machine screwPhillips countersunk head304-A2 stainless steelunit
3/16 X 3machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 1/2machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 5/8machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 3/4machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 7/8machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 1machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 1.1/4machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 1.1/2machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 2machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 2.1/2machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 3machine screwPhillips countersunk head304-A2 stainless steelunit
1/4 X 3.1/2machine screwPhillips countersunk head304-A2 stainless steelunit
5/16 X 1/2machine screwPhillips countersunk head304-A2 stainless steelunit

Installation recommendations

  • Thread by hand first to confirm that the pitch matches; if it binds, do not force the installation.
  • Confirm the complete size before installation; a visually similar thread can damage the nut or the part.
  • Use a bit, socket, or screwdriver in good condition to avoid stripping the head or marking the finish.
  • Do not substitute zinc-plated steel, stainless steel, or brass/bronze without validating environment, corrosion, and assembly compatibility.
  • Tighten in a controlled way so the head seats without deforming the part or damaging the internal thread.

We dispatch to Bogotá, Medellín, Cali, Barranquilla, and all of Colombia. Request a quote via WhatsApp for this 304-A2 stainless steel Phillips flat countersunk head machine screw indicating size, quantity, finish, delivery city, and a photo if you are replacing a sample.

04Frequently asked questions

What is the price of 304 stainless steel phillips flat countersunk machine screw?

The price depends on size, quantity, finish, and availability. TECTUL quotes by unit and confirms the reference before dispatch.

How does it differ from round head Phillips 304-A2 stainless steel machine screw?

The countersunk head requires a conical seat and sits flush. The round head does not require countersinking and leaves a visible head above the part.

How is this 304-a2 stainless steel phillips flat countersunk head machine screw installed or mounted?

Thread by hand first to confirm that the pitch matches; if it binds, do not force the installation.

What information should I send for a quote?

Send the complete size, quantity, material or finish, head type, delivery city, and a photo or drawing if you are replacing an existing part.

Is it suitable for outdoor use or humidity?

304-A2 stainless steel offers better corrosion resistance than coated carbon steel, but it must be validated according to environment and cleaning.

Does TECTUL dispatch to other cities?

Yes. TECTUL dispatches to Bogotá, Medellín, Cali, Barranquilla, and other cities in Colombia depending on availability and carrier.

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Updated: July 22, 2026