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Additional Information

CATEGORY
  • General Purpose Tank Car Parts
  • Manway Covers, Flanges, and Housings

MATERIAL
  • Carbon Steel
  • Stainless Steel
  • Carbon Steel/Stainless Steel Hybrid
Seat Materials
SIZES
  • 20 inch
  • 8-bolt
  • 6-bolt
Temperature/
Pressure Ratings
SeaL Materials
Bolt Circles & Holes
Common Configuration
Connections
Attributes
features
flow Information
specs
Vaccum settings

Common Model Number Variations

Model Number
Part Number
MWC-20-8FS-S4S4
507485-01
MWC-20-8FS-S6T6-B1
508647-01
MWC-20-8FS-S6S6-P3P4
510420-01
MWC-20-8FS-CSS6-P3
507687-01
MWC-20-8FS-S6S6-P3
509114-01
MWC-20-8FS-S6S6-P2
510399-01
MWC-20-8FS-S6S6-P1
510418-01
MWC-20-8FS-S6S6-B6B7
511603-01
MWC-20-8FS-S6S6
507404-01
MWC-20-8FS-S6S6-B6
511342-01
MWC-20-8FS-S4S4-B3
507045-01
MWC-20-8FS-CSS6-P3P4
510419-01

Replacement Parts

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Part Number
DESCRIPTION
Quantity
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Model Numbers

Model Diameter Lugs (Bolt) Style Lock Style Ring Material Lugs (Bolt) Style Lock Style Ring Material
MWC 20 6 F: Fabricated P: Pin Thru Eyebolt CS: Carbon Steel CS: Carbon Steel P4: 1" FNPT 8: #8 Polish U1: UTC-Gasket
8 S: Shank Around Eyebolt S6: 316 Stainless Steel S6: 316 Stainless Steel P1: 1 1/2" FNPT 4: #4 Polish 875: 7/8 Eyebolts
B: Both Pin and Shank S4: 304 Stainless Steel S4: 304 Stainless Steel P2: 2" FNPT Omit for Standard Finish Omit for AAR-1 Design
T6: 316 Stainless Steel (CT) T6: 316 Stainless Steel (CT) P3: 2 1/2" FNPT
T4: 304 Stainless Steel (CT) T4: 304 Stainless Steel (CT) P6: 3" FNPT
N3: 1" MNPT
N4: 2" MNPT
N5: 3/4" Bee Screen
B1: 2" THRU W(4) 1/2-13 ON 3.88 BC
B2: 2.188" THRU W/(W) 3/4 - 10 ON 6.25 BC
B3: 4.5" thru w(4) 3/4-10 on 6.25 BC
B4: 3.75" thru w(4) 5/8-11 on 5.5 BC
B5: 2.44" thru w(4) 58-11 on 4.75 BC
B6: 2.44" thru w(4) 1/2 - 13 on 4.75 BC
B7: 1" thru w(4) 1/2 - 13 on 3.125 BC