Model: NAS1143-7

Close Tolerance Screw

Special Features:

Machine-pan head modified, close tolerance, short thread, torq-set, alloy steel, cadmium plated per qq-p-416, type ii, class 2, 160, 000 to 180, 000 psi uts, shall be in accordance with all requirements as specified in national aerospace standard nas1141 through 1148

Properties:

Thread Class
3a
Thread Length
0.276 inches
Grip Diameter
0.438 inches
Thread Diameter
0.190 inches
Grip Length
0.714 inches
Thready Qty Per Inch (tpi)
32
Thread Series Designator
Unjf
NSN
5305-01-385-4390
Part Number
NAS1143-7
Description
Screw,close Tolerance
CAGE
80205

Part NAS1143-7 NSN 5305-01-385-4390

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29294
FIIG:
A003B0
Concept No.:
App. Key:
SS
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

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