OmniSynk Distribution Services

NAS1218-04E4

Screw, Machine

Part number
NAS1218-04E4
NSN
5305-01-145-6948
NIIN
01-145-6948
Item name
Screw, Machine
Manufacturer
National Aerospace Standards
CAGE code
80205
FSC
5305
Unit of issue
EA
DEMIL code
A

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Alternate part numbers

Technical characteristics

Thread Class
3A
Thread Direction
Right-hand
Thread Length
0.208 inches minimum and 0.258 inches maximum
Fastener Length
0.468 inches minimum and 0.498 inches maximum
Head Style
PAN
Head Diameter
0.205 inches minimum and 0.219 inches maximum
Head Height
0.070 inches minimum and 0.080 inches maximum
Internal Drive Style
High-torque
Nominal Thread Diameter
0.112 inches
Thread Quantity per Inch
40
Minimum Tensile Strength
160000 pounds per square inch
Screw Material
Iron alloy 660
Screw Material Document and Classification
Ams 5731 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response
Screw Surface Treatment
Passivate
Screw Surface Treatment Document and Classification
QQ-P-35 fed spec single treatment response
Thread Series Designator
UNJC
Specification/Standard Data
80205-NAS1218 professional/industrial association standard
Catalogue data is compiled from public DLA/FLIS sources and is provided for identification. Availability, condition and certification are confirmed on quotation. OmniSynk Distribution Services is a stocking distributor.

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