Model: 1C5645P14

Thumbscrew

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.300 inches and 0.400 inches
Fastener Length
Between 1.320 inches and 1.420 inches
Head Style
Knurled no. 1
Head Diameter
Between 0.720 inches and 0.780 inches
Head Height
Between 0.220 inches and 0.280 inches
Shoulder Diameter
0.430 inches first shoulder and 0.460 inches first shoulder
Shoulder Length
0.300 inches first shoulder and 0.440 inches first shoulder
Point Style
Flat
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Hardness Rating
28.0 rockwell c and 32.0 rockwell c
Shoulder Shape
Round first shoulder
Material
Steel comp 4130 or steel comp 4140
Material Specification
Sae assn standard all material responses
Thread Series Designator
Unc
NSN
5305-00-410-5070
Part Number
1C5645P14
Description
Thumbscrew
CAGE
07482

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 1C5645P14 NSN 5305-00-410-5070

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:
U
ESD:
ESD:
MMAC:
TG
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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