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THREAD: AS8879
MATERIAL: Carbon or alloy steel, heat treated.
FINISH: Cadmium plate per AMS-QQ-P-416, Type II, Class 2, plus Kaylube molybdenum disulfide dry film lubricant coat per AS5272.
PERFORMANCE: NASM25027.
FLOATABILITY: .030 minimum radially from center.
TEMPERATURE: 450°F.
VARIATIONS: Add "BC" for bottom countersunk rivet holes. Example: F1934-3-3BC.
Unit of Measure

Specifications

A - MAX

N/A 0.948

B - REF

N/A 0.282

C ± .005

N/A 0.344

D - MIN

N/A 0.168

H - MAX

N/A 0.312

J ± .002

N/A 0.688

K +.005 / -.000

N/A 0.098

M - MIN

N/A 0.125

P - REF

N/A 0.250

V - REF

N/A 0.020

W - MAX

N/A 0.416

Approx. Weight (LBS/100)

N/A 0.400

Bottom countersunk rivet holes

N/A No

Thread Type

N/A Unified

Configuration 1

N/A Two 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