Rationale:
MA3366 HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY.
1
FOR PART NUMBERS WHERE DIMENSION N IS EQUAL OR LESS THAN ONE DIAMETER TO HEAD, THE THREAD PD SHALL REPLACE DATUM B
2
MATERIAL: CORROSION AND HEAT RESISTANT NICKEL BASE ALLOY AMS 5662 (UNS N07718)
3
PROCUREMENT SPECIFICATION: MA 3377
4
HARDNESS: 40-46 HRC OR EQUIVALENT.
5
FLUORESCENT PENETRANT INSPECTION: AMS 2645 . ACCEPTANCE CRITERIA PER MA 3377
6
SURFACE TEXTURE: SYMBOLS PER ANSI Y14.36-1978; REQUIREMENTS PER ANSI/ASME B46.1-1985 UNLESS OTHERWISE SPECIFIED SURFACES TO BE 3.2 MICROMETRES Ra.
7
PART NUMBER SHALL INCLUDE THE STANDARD NUMBER AND THE DASH NUMBER TO INDICATE DIAMETER AND LENGTH. EXAMPLE OF PART NUMBER:
MA3366-040018
=
BOLT, MJ4×0.7 THREAD, 18 LONG
MA3366-120116
=
BOLT, MJ12×1.25 THREAD, 116 LONG
8
SHAPE OF BOTTOM OF HOLE MAY BE FLAT OR CURVED WITHIN DIMENSIONS SHOWN, NO HOLE IS REQUIRED ON DIAMETER 4.
9
WRENCHING CONFIGURATION SHALL BE IN ACCORDANCE WITH MA 1549 FOR THE APPLICABLE DASH NO. SEE TABLE I
10
BREAK EDGES 0.1-0.4, UNLESS OTHERWISE SPECIFIED.
11
DIMENSIONING AND TOLERANCING: ANSI Y14.5M-1982 .TOLERANCE GRADES PER ANSI B4.2-1978.
12
ALL DIMENSIONS IN SI MILLIMETRES UNLESS OTHERWISE SPECIFIED.
13
DO NOT USE UNASSIGNED PART NUMBERS.
MA,AS AND AMS ARE SAE PUBLICATIONS.
ANSI IS AMERICAN NATIONAL STANDARDS INSTITUTE PUBLICATIONS.
