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NAS7703-31

Screw, Close Tolerance

Part number
NAS7703-31
NSN
5305-01-469-3049
NIIN
014693049
Item name
Screw, Close Tolerance
Manufacturer
National Aerospace Standards
CAGE code
80205
FSC
5305 — Screws
Unit of issue
EA
DEMIL code
A

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Technical characteristics

Thread Class
3A
Thread Direction
Right-hand
Thread Length
0.323 inches nominal
Fastener Length
2.261 inches nominal
Head Style
PAN
Head Diameter
0.357 in min / 0.373 in max
Head Height
0.122 in min / 0.133 in max
Grip Diameter
0.1825 in min / 0.1835 in max
Internal Drive Style
Cross recess type 1
Nominal Thread Diameter
0.1900 inches
Grip Length
1.928 in min / 1.948 in max
Thread Quantity per Inch
32
Material
Steel comp 4140 overall per MIL-S-5626
Surface Treatment
Cadmium head per QQ-P-0416 type II class 2; Chromium grip per QQ-P-320 class 2
Thread Series
UNJF
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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