SKUs available on this product page

38W-8-316, 38W-.75-316, 38W-8-304, 38W-.50-316, 38W-6-316, 38W-6-304, 38W-4-316, 38W-4-304, 38W-3-316, 38W-3-304, 38W-2.5-316, 38W-2.5-304, 38W-2-316, 38W-2-304, 38W-1.5-316, 38W-1.5-304, 38W-1-316, 38W-1-304,

Sanitary Flange Weld Neck (38W)

  • Sanitary Flange w/ Butt-Weld Neck (38W)
  • 1/2″ Thick, 150# Bolt Pattern
  • Available in 304 & 316L Stainless Steel
  • View Sizes and Dimensions
Quantity - +

38W Weld Neck Sanitary Flange connects pump flange to permanent weld for permanent, sanitary connection in process lines

Height of 1/2" and is available in both 304 and 316L stainless steel alloys. This product comes rated with a 150-pound bolting pattern. Configurations are available to accommodate tube sizes ranging from 1" in diameter up to 8".

SPECS
38-Neck-Weld-Drawing

 

Sanitary Flange Dimensions

38W Weld Neck Flange Dimensions

Size
(Tube OD)
Part Number Dimensions Holes
304 316L A D B C Diameter Count
1" 38W-1-304 38W-1-316 4.250 0.500 0.625 3.125 5/8" 4
1-1/2" 38W-1.5-304 38W-1.5-316 5.000 0.500 0.625 3.875 5/8" 4
2" 38W-2-304 38W-2-316 6.000 0.625 0.750 4.750 3/4" 4
2-1/2" 38W-2.5-304 38W-2.5-316 7.000 0.625 0.750 5.500 3/4" 4
3" 38W-3-304 38W-3-316 7.500 0.625 0.750 6.000 3/4" 4
4" 38W-4-304 38W-4-316 9.000 0.625 0.750 7.500 3/4" 8
6" 38W-6-304 38W-6-316 11.000 0.688 0.875 9.500 7/8" 8
8" 38W-8-304 38W-8-316 13.500 0.688 0.875 11.750 7/8" 8

Additional information

Line Drawings

SKUDescriptionLine Drawing
38W-.50-316

1/2″ 38W Weld Neck Flange, 316

PDF
38W-.75-316

3/4″ 38W Weld Neck Flange, 316

PDF
38W-1-304

1″ 38W Weld Neck Flange, 304

PDF
38W-1-316

1″ 38W Weld Neck Flange, 316

PDF
38W-1.5-304

1 1/2″ 38W Weld Neck Flange, 304

PDF
38W-1.5-316

1 1/2″ 38W Weld Neck Flange, 316

PDF
38W-2-304

2″ 38W Weld Neck Flange, 304

PDF
38W-2-316

2″ 38W Weld Neck Flange, 316

PDF
38W-2.5-304

2-1/2″ 38W Weld Neck Flange, 304

PDF
38W-2.5-316

2 1/2″ 38W Weld Neck Flange, 316

PDF
38W-3-304

3″ 38W Weld Neck Flange, 304

PDF
38W-3-316

3″ 38W Weld Neck Flange, 316

PDF
38W-4-304

4″ 38W Weld Neck Flange, 304

PDF
38W-4-316

4″ 38W Weld Neck Flange, 316

PDF
38W-6-304

6″ 38W Weld Neck Flange, 304

PDF
38W-6-316

6″ 38W Weld Neck Flange, 316

PDF
38W-8-304

8″ 38W Weld Neck Flange, 304

PDF
38W-8-316

8″ 38W Weld Neck Flange, 304

PDF

    Are there any standards to which this flange conforms? For example, ANSI?
  1. Q Are there any standards to which this flange conforms? For example, ANSI?
    A These fittings are not manufactured in accordance with any standards with the exception of 3A Sanitary. Please contact us if you are looking for any particular standards.
  2. What is the standard dimension for this flange?
  3. Q What is the standard dimension for this flange?
    A A detailed line drawing for our Sanitary Weld Neck Flange can be found here.
  4. Do you have an end cap for this Sanitary Flange Weld Neck? If you have, what's the model no.?
  5. Q Do you have an end cap for this Sanitary Flange Weld Neck? If you have, what's the model no.?
  6. Can you confirm what the Ra surface finish of these flanges are? I assume these are considered as “Sanitary” for food and beverage processing.
  7. Q Can you confirm what the Ra surface finish of these flanges are? I assume these are considered as...... Read more
    A Surface finish on these flanges is our standard 32Ra (Roughness Average) Mechanical Polish. All products we offer are meant for sanitary environments including food & beverage.