Model: 12C00393-049

Thumbscrew

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.469 inches and 0.531 inches
Fastener Length
Between 1.120 inches and 1.140 inches
Head Style
Knurled no. 1
Head Diameter
1.000 inches
Head Height
1.000 inches
Shoulder Diameter
0.490 inches first shoulder and 0.499 inches first shoulder
Shoulder Length
0.625 inches first shoulder
Point Style
Pointless
Thread Diameter
0.375 inches
Thready Qty Per Inch (tpi)
16
Shoulder Shape
Round first shoulder
Material
Steel comp 303
Material Specification
Qq-s-763 federal specification single material response
Thread Series Designator
Unc
NSN
5305-00-946-4854
Part Number
12C00393-049
Description
Thumbscrew
CAGE
10396

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 12C00393-049 NSN 5305-00-946-4854

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:
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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