GHANGE NOTICES ARE NOT
CUMULATIVE AND SHALL BE
RETAINED UNTIL SUCH TIME
AS THE ENTIRE STANDARD IS
REVISED.
Fed. Std. No. 162a
May 9, 1967
Change Notice 1
January 4, 1968
------------------------
FEDERAL STANDARD
BOSE, RUBBER,
VISUAL INSPECTION GUIDE FOR
The following changes in Fed. Std. No. 162a, dated May 9, 1967, have been approved
by the Commissioner, Federal Supply Service, General Services Administration, for
the use of all Federal agencies.
1. Corrected table and figures.
The following corrections are a part of this standard:
CONTENTS
--------------------------------------------------------------------------------
Number
Title
Pages
-------------------------------------------------------------------------
Table I
Figure:
30
31
32
33
42
43
48
49
62
63
72
73
76
77
90
91
110
111
112
113
116
Clarification of defects ---------------------------------------------------
Depression, small and light: class A—major; classes B
and C—minor ----------------------------------------------------------
Depression, small and light: class A—major; classes B
and C—minor ----------------------------------------------------------
Depression, small and light: class A—major; classes B
and C—minor ----------------------------------------------------------
Depression, small and light—minor ---------------------------------
Lap :
foldover, opening—major --------------------------------------
Lap:
foldover, opening—major --------------------------------------
Charge mark:
I—major.
II—minor.
III—Not a defect ----------------------------------------------------------
Charge mark: class A—minor; classes B and C—not a defect --
Light cover (roughness), thickness not below specified
or not specified—minor ----------------------------------------------
Light cover (roughness), thickness not below specified
or not specified—minor ----------------------------------------------
Patched cover, open edge—major -----------------------------------
Patched cover:
I—Incorrect thickness, high or low—major.
II—Correct thickness and securely cured—not a defect ---
Porosity, small localized area, reinforcement not exposed
minor ----------------------------------------------------------------------
Pricker marks through to reinforcement—major (see note
in table I for other classification) ---------------------------
Wrinkles, wrapper, medium—major --------------------------------
Wrinkles, wrapper, small—minor -----------------------------------
Gasket, tail or binder washer for expansion ring coupling:
I—Not properly placed—major.
II—Correct placement ------------------------------------------------
Insertion distance wrong—major ------------------------------------
Ring, expansion, improperly placed:
I—Correct.
II—Ring in waterway—major.
III—Too much gap—major -------------------------------------------
Cement in tube—minor -------------------------------------------------
Clamp mark—major -----------------------------------------------------
9, l0
51
52
53
54
63
64
69
70
83
84
93
94
97
98
111
112
131
132
133
134
137
RETAIN THIS COVER PAGE AND INSERT BEFORE THE TABLE OF CONTENTS OF THIS STANDARD
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