The Stanlok Group manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAE
Stanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, distributor of fasteners, fastener assortments, washers, lock washers, woodruff keys, cotter pins and spring pins sae SAE
Stanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAEStanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAEStanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAEStanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAEStanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAEStanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAE
We Accept
We accept Amex MC and Visa on orders of all products including nuts, special nuts, metric nuts, taper pins, metric taper pins, washers, lock washers, fasteners and fastener assortments sae SAE
$50 Minimum Order
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Stanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, distributor of fasteners, fastener assortments, washers, lock washers, woodruff keys, cotter pins and spring pins sae SAEThe Stanlok Group - Standard Lock Washer & Mfg. - New England Specialty Nut - Nuts Incorporated - Ramar Nuts, Inc.Stanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, distributor of fasteners, fastener assortments, washers, lock washers, woodruff keys, cotter pins and spring pins sae SAE

USS Flat Washers

Specifications – Dimensions & Approximate Weights based on mean dimensions in mfg.

United States Standard (USS) Flat Washers are used in most industrial applications. They are also designated as Type A Plain Washers, wide series. They were developed for use with coarse thread nuts and bolts.

    USS Flat Washers    
    Dimensions   Weights & Counts  
Bolt       Wt. Per No./Pcs. 1/4 Keg
Size I.D. O.D. Thick M Pcs. Per Lb. Quantity
3/16" 1/4" 9/16" 3/64" 2.8# 361 18,050
1/4" 5/16" 3/4" 1/16" 6.7# 149 7,450
5/16" 3/8" 7/8" 5/64" 11.5# 87 4,350
3/8" 7/16" 1" 5/64" 14.9# 67 3,350
7/16" 1/2" 1-1/4" 5/64" 24.4# 41 2,050
1/2" 9/16" 1-3/8" 7/64" 38.5# 26 1,300
9/16" 5/8" 1-1/2" 7/64" 45.5# 22 1,100
5/8" 11/16" 1-3/4" 9/64" 77.0# 13 650
3/4" 13/16" 2" 5/32" 110.0# 9.1 455
7/8" 15/16" 2-1/4" 11/64" 153.0# 6.5 325
1" 1-1/16" 2-1/2" 11/64" 188.0# 5.3 265
1-1/8" 1-1/4" 2-3/4" 11/64" 220.0# 4.5 225
1-1/4" 1-3/8" 3" 11/64" 260.0# 3.8 190
1-3/8" 1-1/2" 3-1/4" 3/16" 333.0# 3 150
1-1/2" 1-5/8" 3-1/2" 3/16" 385.0# 2.6 130
1-5/8" 1-3/4" 3-3/4" 3/16" 448.0# 2.3 115
1-3/4" 1-7/8" 4" 3/16" 500.0# 2 100
1-7/8" 2" 4-1/4" 3/16" 569.0# 1.8 88
2" 2-1/8" 4-1/2" 3/16" 630.0# 1.6 79
2-1/4" 2-3/8" 4-3/4" 7/32" 826.0# 1.2 60
2-1/2" 2-5/8" 5" 15/64" 961.0# 1 52
2-3/4" 2-7/8" 5-1/4" 1/4" 1100.0# 0.9 45
3" 3-1/8" 5-1/2" 9/32" 1300.0# 0.8 39

* 316” size is also #10 size.   1/4 Keg = approximately 50 pounds
Bolt Plain Finish   Zinc Plated   Bolt
Size 1# Box 5# Box Bulk 50# 1# Box 5# Box Bulk 50# Size
3/16"             3/16"
1/4"             1/4"
5/16"             5/16"
3/8"             3/8"
7/16"             7/16"
1/2"             1/2"
9/16"             9/16"
5/8"             5/8"
3/4"             3/4"
7/8"             7/8"
1"             1"
1-1/8"             1-1/8"
1-1/4"             1-1/4"
1-3/8"             1-3/8"
1-1/2"             1-1/2"
1-5/8" - -   - -   1-5/8"
1-3/4" - -   - -   1-3/4"
1-7/8" - -   - -   1-7/8"
2" - -   - -   2"
2-1/4" - -   - -   2-1/4"
2-1/2" - -   - -   2-1/2"
2-3/4" - -   - -   2-3/4"
3" - -   - -   3"

U.S. Standard Low Carbon Steel Galvanized Flat Washers
Min. Bulk Qty. = 40 lbs. (1/4 Keg)
Net Prices: Per Pound

The Stanlok Group - Standard Lock Washer & Mfg - New England Specialty Nut - Nuts Incorporated - Ramar Nuts, Inc. We are a Domestic Manufacturer" of Special Nuts in hex/square/round bar stock, from 1/8" to 3" across the flats, #2 thread thru 2". We also manufacture "Taper Pins" including stainless and carbon steel taper pins, AN386 taper pins, carbon and stainless steel threaded taper pins, metric taper pins and taper pin reamers. As a job shop, our special niche includes runs from 100 to 100,000 pcs! Contact us for quotations on larger volume runs as well.

We are also a "Master Distributor" of flat washers, tooth lock washers, split lock washers, helical spring lock washers, woodruff keys, dowel pins, cotter pins, spring/split pins and fastener assortments.
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Stanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAE
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Stanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAE Stanlok, manufacturer of special nuts, nuts, metric nuts, taper pins, metric taper pins, fasteners, fastener assortments, distributor of washers, lock washers, woodruff keys, cotter pins and spring pins sae SAE washers flat washers washers tooth lock washers split lock washers helical spring lock washers woodruff keys special pins dowel pins special pins cotter pins special pins spring and split pins fastener assortments manufacturer of special nuts manufacturer of taper pins