Model: PWA82004-28

Thumbscrew

Properties:

Thread Length
2.010 inches
Fastener Length
4.250 inches
Head Style
Knurled no. 1
Head Diameter
0.625 inches
Head Height
0.880 inches
Hole Diameter
0.280 inches
First Diameter From Head
0.312 inches
Second Diameter From Head
Between 0.220 inches and 0.240 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
2.130 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
4.250 inches
Point Style
Oval
Thread Diameter
0.312 inches
Hole Quantity
1
Hole Type
Drilled
Thready Qty Per Inch (tpi)
24
Hardness Rating
28.0 rockwell c and 36.0 rockwell c
Hole Configuration Style
Round
Externally Relieved Body Diameter Quantity
1
Material
Steel comp 4140 or steel comp 4150
NSN
5305-01-436-2420
Part Number
PWA82004-28
Description
Thumbscrew
CAGE
77445

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

Part PWA82004-28 NSN 5305-01-436-2420

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06673
FIIG:
A003B0
Concept No.:
App. Key:
SR
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:
BA
CRITL:
X

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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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