Model: PKAL56Z6-4

Tapping Screw

Properties:

Fastener Length
0.250 inches
Head Style
Button
Head Diameter
Between 0.300 inches and 0.316 inches
Head Height
Between 0.068 inches and 0.078 inches
Internal Drive Style
Cross recess type 1
Nonmachine Thread Style
Dog type (type b or c)
Nonmachine Thread Diameter
0.137 inches
Material
Aluminum alloy
Material Specification
Sae 24s assn standard single material response
Surface Treatment
Cadmium
NSN
5305-00-283-0268
Part Number
PKAL56Z6-4
Description
Screw,tapping
CAGE
45722

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes screw, assembled washer.

Part PKAL56Z6-4 NSN 5305-00-283-0268

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
41756
FIIG:
A003B0
Concept No.:
App. Key:
SN
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:
013680
UFC:
05760
LTL:
70.0
LCL:
70.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7616106000
  • SITC: 69440
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Threaded fasteners of aluminum

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