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THREAD: AS8879
MATERIAL: C1050 Carbon steel per AMS 5085 (UNS G10500), heat treated.
FINISH:
  • MK2400-(*) - Cadmium plate per NASM25027, Type II, Class 2, plus Kaylube molybdenum disulfide dry film lubricant coat per AS5272, Type I and NAS3356 (suitability of lubricant coatings).
  • MK2400X(*) - Cadmium plate per NASM25027, Type II, Class 2.
PERFORMANCE: NASM25027, Class II.
TEMPERATURE: 450°F.
VARIATIONS: Add "BC" for bottom countersunk rivet holes. Example MK2400-4BC.
NOTES: Dimensioning and tolerancing per ASME Y14.5M-1994.
Unit of Measure

Specifications

A - MAX

0.822

C

0.281

D - MIN

0.254

F - MIN

0.100

H - MAX

0.281

J

0.221-0.217

K

0.103-0.098

M - MIN

0.062

P - MAX

0.344

V - MAX

0.055

W

0.414-0.380

Approx. Weight (LBS/100)

0.460

Bottom countersunk rivet holes

No

Finish

Cadmium Plate per NASM25027, Type II, Class 2

Thread Type

Unified

Configuration 1

One Lug

Configuration 2

Fixed

Configuration 3

Miniature

Lock

Crimp Lock

Simplified Material

Alloy Steel

Strength

160KSI - 1100Mpa

Temperature

450°F - 235°C

Thread

0.2500-28 UNJF-3B