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KNH, MS51831, NAS1395 Series
Unit of Measure

Insert Type

Heavy Duty

Material

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

Finish Description

Silver Plate per ASTM B 700

Lube Description

Dry Film Lubricant per AS5272, Type 1

Internal Thread Lock

No

Internal Thread Size

0.8750-14 UNJF-3B

External Thread Size

1.2500-12 UNF-2A

Modified Minor Diameter

1.175/1.165

Shear Engagement Area (in²) Ref.

3.1370

C DIA ±.005

0.888

C'Bore Depth ±.010

0.100

L ±.010

1.250

Tap Drill Diameter

1.192/1.186

C'Sink Diameter
+.010
-.000

1.270

Thread Tap Size

1.2500-12 UNF-2B

Thread Tap Depth Min

1.440

Installation Tool Part Number

THD 1414L

Removal Drill Size

1.094

Drill Depth ±.010

0.3125