Model: 33-055990-01

Shouldered And Recessed Washer

Properties:

Outside Diameter
2.000 inches
Recess Diameter
1.040 inches
Material Thickness
0.180 inches
Recess Angle
1.040 degrees
Material
Rubber
Material Specification
Astm-2000 assn standard single material response
Style Designator
Shouldered and recessed
NSN
5310-01-274-2262
Part Number
33-055990-01
Description
Washer,shouldered And Recessed
CAGE

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

Part 33-055990-01 NSN 5310-01-274-2262

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15935
FIIG:
A022B0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 4016930000
  • SITC: 62999
  • End Use: Industrial rubber products
  • NAICS: 339991
  • USDA: 1

Freight Class: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber

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