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THREAD: AS8879
MATERIAL: Carbon steel or alloy steel.
FINISH:
  • F1972-(*)-(*) Nut and basket - Cadmium plated per AMS-QQ-P-416, Type II, Class 2 and Kaylube molybdenum disulfide dry lubricant coated per AS5272.
  • F1972-(*)E(*)CW Nut and basket - Cadmium plated per AMS-QQ-P-416, Type II, Class 2 and carbowax.
PERFORMANCE: NASM25027.
FLOATABILITY: .030 radially from centered position.
TEMPERATURE: 450°F.
VARIATIONS: Add "BC" for bottom countersink rivet holes. Example: F1972-3-2BC.
Unit of Measure

Specifications

A - MAX

 N/A 1.051

B - REF

 N/A 0.130

C ± .005

 N/A 0.344

D - MIN

 N/A 0.168

J ± .002

 N/A 0.312

H - MAX

 N/A 0.500

K +.005 / -.000

 N/A 0.098

M - MIN

 N/A 0.312

P - REF

 N/A 0.250

V - REF

 N/A 0.025

W - MAX

 N/A 0.416

Approx. Weight (LBS/100)

 N/A 0.510

Bottom countersunk rivet holes

 N/A No

Finish

 N/A Cadmium Plate per AMS-QQ-P-416, Type II, Class 2 plus Carbowax

Thread Type

 N/A Unified

Configuration 1

 N/A One Lug

Configuration 2

 N/A Floating

Configuration 3

 N/A Deep C'Bore

Lock

 N/A Crimp Lock

Simplified Material

 N/A Alloy Steel

Strength

 N/A 125KSI - 900Mpa

Temperature

 N/A 450°F - 235°C

Thread

 N/A 0.1640-32 UNJC-3B