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KNH, MS51831, NAS1395 Series
Unit of Measure

Insert Type

N/A Heavy Duty

Material

N/A 303 CRES per AMS 5640 or ASTM-A-582, or 303SE per AMS 5640, AMS 5738 or ASTM-A-582

Finish Description

N/A Cadmium Plate per AMS-QQ-P-416, Type I, Class 3

Lube Description

N/A None

Internal Thread Lock

N/A No

Internal Thread Size

N/A 0.5625-18 UNJF-3B

External Thread Size

N/A 0.8125-16 UN-2A

Modified Minor Diameter

N/A 0.752/0.744

Shear Engagement Area (in²) Ref.

N/A 1.2493

C DIA ±.005

N/A 0.580

C'Bore Depth ±.010

N/A 0.100

L ±.010

N/A 0.812

Tap Drill Diameter

N/A 0.771/0.765

C'Sink Diameter
+.010
-.000

N/A 0.822

Thread Tap Size

N/A 0.8125-16 UN-2B

Thread Tap Depth Min

N/A 0.940

Installation Tool Part Number

N/A THD 918L

Removal Drill Size

N/A 0.719

Drill Depth ±.010

N/A 0.1875