Model: 328-4

Machine Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.281 inches and 0.312 inches
Fastener Length
Between 0.281 inches and 0.312 inches
Head Style
Flat countersunk
Head Diameter
Between 0.257 inches and 0.279 inches
Internal Drive Style
Slot
Thread Diameter
0.138 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
60000 pounds per square inch
Countersink Angle
Between 80.0 degrees and 82.0 degrees
Screw Material Specification
Qq-s-634 federal specification all material responses
Screw Surface Treatment
Cadmium
Screw Surface Treatment Specification
Qq-p-416, type 2, cl c federal specification single treatment response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
I type and 2s style
NSN
5305-00-013-3418
Part Number
328-4
Description
Screw,machine
CAGE
45934

Part 328-4 NSN 5305-00-013-3418

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06657
FIIG:
A500D0
Concept No.:
App. Key:
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:
50.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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