Model: 7S21-10-8

Machine Screw

Special Features:

Mark head w/letters cn

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.531 inches
Fastener Length
0.531 inches
Head Style
Flat countersunk
Head Diameter
0.378 inches
Internal Drive Style
Cross recess type 1
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
75000 pounds per square inch
Countersink Angle
100.0 degrees
Screw Material Specification
Qq-s-763, class 1, type a federal specification 1st material response or mil-s-7720 military specification 2nd material response or sae 30305 assn standard 3rd material response
Screw Surface Treatment
Passivate
Thread Series Designator
Unf
NSN
5305-00-226-9584
Part Number
7S21-10-8
Description
Screw,machine
CAGE
43999

Part 7S21-10-8 NSN 5305-00-226-9584

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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