ASME B18.22.1 Stainless Steel Plain Washers manufacturer in India
Ramesh Steel Corporation, was incepted in 1983 by Mr. Ramesh D Jain, a renowned name in Steel Industry, Ramesh Steel corporation is known as a specialist of manufacturing steel Fasteners ,Duplex Steel Fasteners, Stainless Steel Fasteners, Plain Washers, Bolts ,Nuts ,Screws & Washer since more than 3 decades ,Mr. Ramesh D. Jain is having more than 35 years of experience in manufacturing of customized Fasteners depends upon the requirements of our clients based in Saudi Arabia, Kuwait, Turkey, United Arab Emirates, Oman, Egypt, Indonesia, Malaysia, Singapore, Thailand, Sri Lanka, Russia, West Africa & Latin America

Ramesh Steel Corporation we stand behind our products, a team of our experienced engineers, we dedicate for complex & strict defined requirements, we have manufactured fasteners based on complex drawings where many companies have refused to manufacture the same to our customers because of their complexity & requirements of special grades, Ramesh Steel Corporation is Centrally located in Mumbai, India, Ramesh Steel Corporation has played a vital role in the growth of Duplex Steel Fasteners, Stainless Steel Fasteners, Plain Washers, Bolts & Nuts Screws & Washer, we are manufacturing Fasteners in different metals & grades like Nickel 200/201, Monel 400/K500, Inconel 600, Inconel 625, Inconel 800, Inconel 825, Hastelloy C22/ C276, Alloy 20, Titanium, Duplex & Super Duplex in form of Plain Washers bolts, Nuts, Screws, Washers Etc.
Plain Washers
We are manufacturer of Machined Plain Washers. Durable in quality and having longer working life, these plain washers manufactured by us. These plain washers are durable in quality and assure the clients of longer working life. We offer our clients normal plain washers, available in different size options, dimensions and finishes to suit different industrial applications. Fabricated using superior grade stainless steel, mild steel and brass, these plain washer are widely acknowledged for their flawless finish and durability standards.
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Available Materials: Spring steel helical spring lock washer, stainless steel 316 helical spring lock washer
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Available Finishes: Black oxide coated helical spring lock washer, cadmium plated helical spring lock washer, nickel plated helical spring lock washer, passivated helical spring lock washer, tin dip helical spring lock washer, tin plated helical spring lock washer, zinc plated helical spring lock washer (other finishes also available)
Plain Washers Dimensions
Various Flat Washer Dimensions1 | |||
Size/Type | ID | OD | Thickness |
---|---|---|---|
3/4" F436 | 13/16" | 1-15/32" | .122-.177 |
7/8" F436 | 15/16" | 1-3/4" | .136-.177 |
1" F436 | 1-1/16" | 2 | .136-.177 |
1-1/8" F436 | 1-3/16" | 2-1/4" | .136-.177 |
1-1/4" F436 | 1-3/8" | 2-1/2" | .136-.177 |
1-3/8" F436 | 1-1/2" | 2-3/4" | .136-.177 |
1-1/2" F436 | 1-5/8" | 3" | .136-.177 |
F436 washers have a tight ID (+1/16") up to and including 1-1/8" bolt size and sloppy ID's (+1/8") 1-1/4" up to 1-1/2" . |
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3/4" USS | 13/16" | 2" | .122-.177 |
7/8" USS | 15/16" | 2-1/4" | .136-.192 |
1" USS | 1-1/16" | 2-1/.2" | .136-.192 |
USS washers have a tighter ID and an OD sufficiently bigger than the DTI up to and including 1". USS flat washers are available both hardened and unhardened. Use ONLY hardened. |
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1-1/8" SAE | 1-1/4" | 2-1/2" | .108-.160 |
1-1/4" SAE | 1-3/8" | 2-1/2" | .136-.165 |
1-3/8" SAE | 1-1/2" | 2-3/4" | .153-.180 |
1-1/2" SAE | 1-5/8" | 3" | .153-.213 |
SAE washers have a tighter ID than ASTM F436 washers, and therefore fit better. SAE washers are available both hardened and unhardened. Use ONLY hardened SAE washers over DTI bumps. |
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Applied Bolting Special USS washers | |||
118UH | 1-3/16" | 2-3/4" | .136 min |
114UH | 1-5/16" | 3" | .136 min |
138UH | 1-7/16" | 3-1/4" | .136 min |
112UH | 1-9/16" | 3-1/2" | .136 min |
118USPTKH | 1-3/16" | 2-3/4" | 5/16" |
114USPTKH | 1-5/16" | 3" | 5/16" |
138USPTKH | 1-7/16" | 3-1/4" | 5/16" |
112USPTKH | 1-9/16" | 3-1/2" | 5/16" |
1 F436 Dimensions per ASTM Specifications, USS and SAE dimensions per ANSI B18.22.1 | |||
UH and USPTKH washers are special washers for use under Squirter® DTI's wherever oversized and short-slotted holes are encountered 1-1/8" up to 1-1/2". These washers have the OD of a USS washer with a tight ID (1/16" over nominal bolt size). Call Applied Bolting for availability. |
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ASTM F 959 DTI Dimensions | |||
3/4" A325 | .790" | 1.625" | .126-.230 |
7/8" A325 | .921" | 1.875" | .142-.240 |
1" A325 | 1.048" | 2.000" | .158-.270 |
1-1/8" A325 | 1.179" | 2.250" | .158-.270 |
1-1/4" A325 | 1.311" | 2.500" | .158-.270 |
1-3/8" A325 | 1.442" | 2.750" | .158-.270 |
1-1/2" A325 | 1.573" | 3.000" | .158-.270 |
3/4" A490 | .790" | 1.750 | .126-.230 |
7/8" A490 | .921" | 2.000 | .142-.240 |
1" A490 | 1.048" | 2.250 | .158-.270 |
1-1/8" A490 | 1.179" | 2.500 | .158-.270 |
1-1/4" A490 | 1.311" | 2.750 | .158-.270 |
1-3/8" A490 | 1.442" | 3.000 | .158-.270 |
1-1/2" A490 | 1.573" | 3.250 | .158-.270 |
ASTM F959 DTI Dimensions. |
Standard Flat Washers
![]() SAE Flat Washer |
![]() Standard Wrought |
Specialty Flat Washers
![]() "C" Shape |
![]() "D" Shape |
![]() "D" Shape - 2 |
![]() Disc |
![]() Fender |
![]() Flange |
![]() Flange - 2 |
![]() Flattened Shaft |
![]() Hexagonal Hole |
![]() Off-Center Hole |
![]() Rectangular |
![]() Retaining |
![]() Square Hole |
![]() Square |
![]() Star Disc |
![]() Star |
![]() Wide Sidewall |
Finishing Washers
![]() Finishing |
![]() Finishing - 2 |
Lock/Tab Washers
![]() Internal Tab |
![]() Internal / External Tab |
![]() Multiple Internal / External Tab |
|
![]() Tab Lockwasher |
![]() Tab Lockwasher - 2 |
Beveled Washers
![]() Beveled Cup |
![]() Beveled O.D. |
![]() Cup or Retainer |
![]() Serrated Tooth Cup |
Miscellaneous Type Washers
![]() Dimpled |
![]() Electrical Contact |
![]() Spring Retainer |
Plain Washers Price
FOB Price: US $0.001 to 100 Piece