Model: CL-425-TSA

Thumbscrew

Special Features:

Furnish with jam nut; straight knurl

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 2.400 inches and 2.500 inches
Fastener Length
2.500 inches
Head Style
Knurled no. 4
Head Diameter
0.875 inches
Head Height
0.688 inches
Point Style
Universal
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Material
Steel comp 12l14
Surface Treatment
Cadmium
Thread Series Designator
Unc
NSN
5305-01-254-5409
Part Number
CL-425-TSA
Description
Thumbscrew
CAGE
99862

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 CL-425-TSA NSN 5305-01-254-5409

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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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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