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4130 Steel Military Special Flat Washers - Request for Information


4130 Steel:  is a molybdenum and chromium low alloy steel with properties that allow for easy hardening through heat treatment.   4130 steel provides notable structural strength and moderate heat resistance.


Military: deals with the development and manufacturing of products and devices used in various defense applications.  Military standards are most often defined by an efficient operation and substantial longevity in inhospitable or rugged conditions and environments.  


Special Flat Washers:  are non-spring/wave flat spacers that have been customized through material, diameter measurements and/or height (thickness).  Specials washers are most often defined by non-circular or notched qualities in their composition.  


Washers: circular hardware used for spacing, load distribution, sealing and vibration reduction.  Washers are produced through stamping and shaping a variety of materials including various metal, plastic, rubber and fiber.  

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TitlePart NumberQTY-OHDRAWINGOUTER DIAMINNER DIAMTHICK
MS21299-7 MS21299-7 0REV A 0.8210.4390.062
MS15795-841B MS15795-841B 41156NASM15795 REV 1 0.4380.1880.036
MS27183-32 MS27183-32 0REV J 3.5001.6250.153
AN960-JD616L AN960-JD616L 10000REV 21 0.6250.3900.016
AN960-XC516L AN960-XC516L 17500REV 21 0.5620.3280.032
N402P8C N402P8C 48000.3700.1830.036
N402P9 N402P9 00.4010.1980.036
TitleOutside Dia.Inside Dia.Thickness
365-144-0310.6150.4120.031
650-4543-0750.8830.6330.075
650-4014-0530.6270.5080.053
650-2980-0600.7480.3310.06
650-3523-1160.750.3970.116
910-23-0400.4060.1410.04
TitleOutside Dia. (min/max)Inside Dia. (min/max)Free Height (min/max)ThicknessMaterial
BB14-4490150.4490.2650.0240.015Stainless Steel - 410

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