MIL-DTL-32480/5
TABLE I. Material and chemical finish identification codes and chemical finish reference specifications. 1/
Material and
Material
Plating finish
finish code
Cadmium plating in accordance with SAE AMS-C-81562, type II,
Blank
class 3 or SAE AMS-QQ-P-416, type II, class 2. 2/
Cadmium plating in accordance with SAE AMS-C-81562, type II,
class 3 or SAE AMS-QQ-P-416, type II, class 2 with NAVAIR
Steel
CN
trivalent chromium pretreatment (TCP) in accordance with
MIL-DTL-81706, type II, class 1A.
NAVAIR TCP in accordance with MIL-DTL-81706, type II,
E
class 1A.
Zinc plate (finish J, P, or R) with NAVAIR TCP in accordance
F
Steel
with MIL-DTL-81706, type II, class 1A.
Aluminum-nickel in accordance with ASTM F1136/F1136M,
H
Steel
grade 3, NC.
J
Steel
Zinc-nickel in accordance with SAE AMS2417, type 2, grade B.
Nickel-copper alloy
M
No additional finish.
UNS N04400
High-chromium nickel
N
No additional finish.
alloy UNS N06690
Zinc phosphate finish in accordance MIL-DTL-16232 type Z,
P
Steel
class1.
R
Steel
Zinc plating in accordance with ASTM B633; type VI, Fe/Zn 5. 3/
Corrosion resistant
No additional finish. Passivation in accordance with
S
steel
SAE AMS2700, type 6 or 7.
T
Anodize in accordance with SAE AMS2488 type 2.
Titanium 4/
TF
Fluoride phosphate in accordance with SAE AMS2486.
Zinc plating in accordance with ASTM B633; type II or III, Fe/Zn
Z
Steel
5, or ASTM B695, type II, class 5.
Zinc plating in accordance with ASTM B633; type II or III, Fe/Zn
ZN
Steel
5, or ASTM B695, type II, class 5 with NAVAIR TCP in
accordance with MIL-DTL-81706, type II, class 1A.
1/
Materials and finishes shall be in accordance with MIL-DTL-32480.
2/
Hydrogen embrittlement relief test need not be run.
3/
Hexavalent chromium free.
4/
Titanium shall not be used in oxygen systems.
Trivalent wrenchability. When the finish has been damaged due to poor wrenchability, the surface of
the connector shall be touched up using the brush plating process below. The term "trivalent
wrenchability" is used to evaluate the ability of the finish to withstand abrasion from an excessive
amount of wrenching.
a. Brush plating of hard chromium by electrodeposition shall be in accordance with
SAE AMS2451/5.
b. Brush plating of medium-hardness, low stress nickel by electrodeposition shall be in
accordance with SAE AMS2451/9.
c. Brush plating of NAVAIR TCP shall be in accordance with MIL-DTL-81706, type II, class 1A,
material form 1 through 6, application method B. Example of a PIN: M817062A6B.
Maximum operating pressure. Maximum operating pressure shall be in accordance with
MIL-DTL-32480.
3
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business