Model: 621-0441-000

Assembled Washer Screw

Special Features:

Dykem stain finish

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.313 inches
Fastener Length
0.313 inches
Head Style
Pan
Head Diameter
0.322 inches
Washer Quantity
1
Internal Drive Style
Cross recess type 1
Thread Diameter
0.138 inches
Thready Qty Per Inch (tpi)
32
Criticality Code Justification
Feat
Primary Washer Outside Diameter
0.312 inches
Primary Washer Style
Flat
Primary Washer Material Thickness
0.022 inches
Material
Stainless steel
Thread Series Designator
Unc
NSN
5305-01-116-0850
Part Number
621-0441-000
Description
Screw,assembled Washer
CAGE
13499

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

Part 621-0441-000 NSN 5305-01-116-0850

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06660
FIIG:
A003B0
Concept No.:
App. Key:
SA
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:
A
ESD:
ESD:
MMAC:
CRITL:
Y

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Schedule B and Export
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment

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