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Commercial Flat Washers

Plain Washers are most basic type yet widely used Washers. Plain washers depict like a shape of a plain ring. Plain washers are also referred as Flat Type Washers. We Manufacturer Plain / Flat type washers as per various ISO/DIN/JIS/ASTM Standards in different Materials viz. Stainless Steel ,Nickel Alloy ,Alloy Steel, Carbon Steel, Copper Nickel, Copper, Brass, Aluminum, Titanium & other Special Alloys on Request.

We Manufacturer premium quality standard & customized washers from various metals & metal alloys as per ASTM/ASME/DIN/DIN Standards & Specifications. We produce all types of washers in almost all shapes & sizes. We also provide passivation, quality coating further processing as per client's requirement.
 
 
Din / Iso Standards For Plain / Flat Washers:
DIN 125 A (ISO 7089) DIN 125 B (ISO 7090) DIN 126 (ISO 7091) DIN 9021 AS 1252
JIS B 1256 BS4320 A,B BS4320 C,D DIN 7989 DIN 6903
IS : 2016 TABLE II  DIN 6916 JIS B 1186
 
Flat Washers Dimensions:
Bolt Size A B C Weight (lbs.) Per 100 Pieces Part numbers
Inside Diameter Outside Diameter Thickness Domestic Import
Black Galvanized Black Galvanized
1/2 9/16 13/8 0.109 4 16408 1609 19794 19795
5/8 11/16 13/4 0.134 8 16410 16411 19796 19797
3/4 13/16 2 0.148 11 16412 16413 19798 19799
7/8 15/16 21/4 0.165 15 16414 16415 19800 19801
1 11/16 21/2 0.165 19 16416 16417 19802 19803
11/8 11/4 23/4 0.165 22 16418 16419 19804 19805
11/4 13/8 3 0.165 26 16420 16421 19806 19807
13/8 11/2 31/4 0.180 33 16422 16423 19808 19809
11/2 15/8 31/2 0.180 38 16424 16425 19810 19811
15/8 13/4 33/4 0.180 43 16426 16427 - -
13/4 17/8 4 0.180 50 16428 16429 19812 19813
17/8 2 41/4 0.180 57 16430 16431 - -
2 21/8 41/2 0.180 63 16432 16433 19814 19815
21/4 23/8 43/4 0.220 83 - - 16434 16435
21/2 25/8 5 0.238 96 - - 16436 16437
23/4 27/8 51/4 0.259 110 - - 16670 16671
3 31/8 51/2 0.284 130 - - 16438 16439
Dimensions per ASME B18.21.1
 
Specifications:  
MFG. Standard IS/ANSI/ASME/DIN
Range Size M3 - M48 and also available in all customized sizes.
Material(All Grade) Mild Steel, Stainless Steel, Carbon Steel, Alloy Steel, Brass, Copper, Duplex & Super Duplex Nuts, Aluminium, Hastelloy, Incoloy, Inconel, Monel.
Nickel Alloy
Grade: UNS 2200 (Nickel 200) / UNS 2201 (Nickel 201), UNS 4400 (Monel 400), UNS 8825 (Inconel 825), UNS 6600 (Inconel 600) / UNS 6601 (Inconel 601), UNS 6625 (Inconel 625), UNS 10276 (Hastelloy C 276), UNS 8020 (Alloy 20 / 20 CB 3)
Stainless Steel: Standard: ASTM / ASME A/SA 240
Grade: 304, SS347, SS316, SS321, A2, A4
Alloy Steel: Standard: ASTM / ASME / F436
Duplex Steel:
UNS No.
S31803, S32205
Coating
Hot Dipped Galvanizing
Phosphate
Teflon
Xylon
Zinc
Cadmium
Surface Finish Blackening, Cadmium zinc plated, Galvanized, Hot dip Galvanized, Nickel Plated, Buffing, etc.
Application All Industry
Die forging Closed die forging, open die forging, and hand forging.
Threads Metric, BSW, BSF, UNC, UNF, and as per costumers requirement.
 
Washers
Commercial Flat Washers | USS & SAE Washers | Plain Big OD Washer | Spring Washer Heavy Duty
Tab Washer | Special Washers | Spring Lock Washer | Plain Small OD Washer | Serreted Star Washer