Model: 6239944-1

Panel Screw Assembly

Properties:

Thread Class
2a
Thread Direction
Right-hand
Fastener Length
0.390 inches
Head Style
Modified pan
Head Diameter
0.219 inches
Head Height
0.068 inches
Internal Drive Style
Cross recess type ii
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Hardness Rating
34.0 rockwell c and 38.0 rockwell c
Material
Copper alloy 360 stand-off
Material
Steel comp 4037 fastener
Material Specification
Ams 6300 assn standard single material response fastener
Material Specification
Qq-b-626 federal specification single material response stand-off
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1 federal specification single treatment response
Thread Series Designator
Unc
NSN
5305-01-398-3715
Part Number
6239944-1
Description
Screw Assembly,panel
CAGE
53711

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

Part 6239944-1 NSN 5305-01-398-3715

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
33044
FIIG:
A003B0
Concept No.:
App. Key:
SU
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

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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