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Polyethylene Milspec Bellevilles - Request for Information


Polyethylene: is a plastic based material with medium to high density rating that can be modified in processing.  Polyethylene is the most widely used plastic in manufacturing. 


Milspec: Military standards are most often defined by an efficient operation and substantial longevity in inhospitable or rugged conditions and environments.  

Bellevilles: sometimes referred to as disk springs, may be stacked to create a more constant spring effect and various degrees of deflection according to the application needs. 

For more information on bellevilles
TitlePart NumberQTY-OHDRAWINGOUTER DIAMINNER DIAMTHICK
N401P8E N401P8E 200000.3700.1830.036
NAS1515-H7L NAS1515-H7L 0REV 4 0.7500.4530.031
NAS1149CN416B NAS1149CN416B 21650REV 4 0.3120.1250.016
AN960-916L AN960-916L 142900REV 18 1.0620.5780.032
NAS1149F0863B NAS1149F0863B 3300REV 4 0.8750.5150.063
TitleOutside Dia.Inside Dia.ThicknessItem NameMaterial
560-376-0630.5290.2070.063Special Flat Washers - BrassBrass
560-149-0240.3130.120.024Special Flat Washers - BrassBrass
560-569-0160.6220.3790.016Special Flat Washers - BrassBrass
TitleOutside Dia.Inside Dia.ThicknessMaterial
475-178-0200.2910.1910.02Aluminum
TitleOutside Dia.Inside Dia.Thickness
300-1383-0741.1230.2660.074

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