AIA/NAS 76-2010 pdf download BUSHING, PLAIN, PRESS FIT, COPPER & BRONZE
MATERIAL:
ALUMINUM-SILICON BRONZE ALLOY (UNS C64200) PER ASTM B 1 50/B 1 50M, CONDITION HR50 (TENSILE TEST, CERTIFICATION AND MILL TEST REPORTS REQUIRED), OR MIL-B-6949 OR QQ-C-465.ALLOY 462, OR ALUMINUM BRONZE ALLOY (UNS C63000) PER AMS4640, CONDITION HR50.
COPPER-BERYLLIUM QQ-C-530, CONDITION HT (UNS C1 7200) PER ASTM B 1 96/B 1 96M, TEMPER TH04 (HT). MECHANICAL PROPERTIES, CERTIFICATIONS AND MILL TEST REPORTS REQUIRED.
FINISH:
CADMIUM PLATING PER AMS-QQ-P-41 6, TYPE II, CLASS 2. /6/
CODE:
SECOND DASH NUMBER INDICATES LENGTH IN INCHES AND 1 /32 INCH INCREMENTS.
ADD “A” AFTER BASIC NUMBER FOR ALUMINUM BRONZE.
ADD “B” AFTER BASIC NUMBER FOR BERYLLIUM COPPER.
ADD “P” AFTER SECOND DASH NUMBER FOR CADMIUM PLATED ALL SURFACES
ADD “N” AFTER SECOND DASH NUMBER FOR CADMIUM PLATED ALL OUTSIDE SURFACES ONLY AND NO PLATING INSIDE DIAMETER (ID).
COLOR CODE: /1 1 /
ALUMINUM BRONZE, CADMIUM PLATED, TYPE II CLEAR, ALL SURFACES /6/
ALUMINUM BRONZE, CADMIUM PLATED O. D. ONLY — NATURAL I.D.
ALUMINUM BRONZE, NO PLATING — NATURAL O.D. & I.D.
BERYLLIUM COPPER, CADMIUM PLATED, TYPE II — OLIVE DRAB, CHROMATE
BERYLLIUM COPPER, CADMIUM PLATED O.D. ONLY—NATURAL I.D.
BERYLLIUM COPPER, NO PLATING—NATURAL O.D. & I.D.
EXAMPLE OF PART NUMBER:
N A S 7 6 A 8 – 3 1 5 P
P = CADMIUM PLATED
N = NO PLATING ON ID OF BUSHING, CADMIUM PLATING OD
LENGTH IN 32nds OF AN INCH
LENGTH IN INCHES. ZERO (0) IF LESS THAN ONE INCH
INSIDE DIAMETER “A” IN 1 6th INCH INCREMENTS
ALLOY STEEL, CADMIUM PLATED
A = ALUMINUM BRONZE
B = BERYLLIUM COPPER
BASIC PART NO.
AIA/NAS 76-2010 pdf download
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