MIL-S-10133B
rosion resistance in accordance with method
AQL 0.65 percent defect
606.1 of Specification TT-P-141. The test
Major (continued)
shall be run on the seats (after leakage tests)
6. Neck flange sharp edge
and the duration of the test shall be 120 con-
7. Neck cracked
secutive hours, After examining for corrosion
8. Contamination ( greases and oil)
the seats shall be washed with tap water,
9. Hub cracked, burrs, breaks, rough or
dried and retested for leakage (4.4.3).
sharp edges
10. Chamfer excessive at lower hub surface
4.5 Acceptance criteria.
AQL 1.0 percent defectivc
Minor
51. Overall height Incorrect
4.5.1 Impact resistance and rigidity. If one
52. Cracks, burrs, breaks, rough or sharp edges
or two seats fail the tests specified in 4.4.1
( a ) Cover spacing rim
and 4.4.2 repeat the tests using the specimens
(b) Cover flange
reserved for retest (4.2.2.1 ). Reject the lot
(c) Cover spacing boss
if more than two failures are observed in test
( d ) Cover securing boss
plus retest.
( e ) Neck flange (other than
defect No. 6 )
(f) Ribs
4.5.2 Leakage and corrosion resistance.. If
53. Excessive mold flash
any specimen fails the leakage or corrosion
54. Nech outs.ide diameter incorrect
tests reject the lot represented.
55. Coating missing or inadequate
AQL 2.5 percent defective
Incidental
5. PREPARATION FOR DELIVERY
101. Contamination ( other than Major
defect No. 8)
5.1 Packaging.
104. Color incorrect
103. Identification marking missing or illegible
5.1.1 Level B. one gross of seats shall be
packaged in a style RSC double-faced corru-
4.4 Tests
gated fiberboard box conforming to Specifica-
tion LLL-B-631, The inside dimensions of
4.4.1 Rigidity Place the seat on the jig in
the box shall be 12 inches long by 22 inches
the position shown in figure 2. Slowly apply a
wide by 63/88 inches deep. The box shall be
load of 50 pounds to the flat surface of the
fitted with interlocking fiberboard partitions
hub. Remove the weight after 1 minute and
and the layers shall be separated by fiber-
measure any depression with a micrometer.
board pads. Closure shall be by adhesive,
tape, or metal fasteners.
4.4.2 Impact resistance. Place the seat on
the jig in the position shown in figure 2. Drop
5.1.2 Level C. Packaging shall be as speci-
a 1/4-pound cylindrical steel pellet, 1 inch in
fied in 5.1.1.
diameter with a spherical end, from a height
of 24 inches onto the top of the hub. Observe
5.2 Packing .
the seat for compliance with 3.3.2.
5.2.1 Level B. A uniform number of pack-
4.4.3 Leakage. A dry disc ( Dwg. E5-2-600)
ages (5.1.1 ) shall be packed in a corrugated
shall be assembled to a dry seat as shown on
fiberboard box conforming to style RSC o f
Drawing E5-2-597 and the assembly tested
Specification LLL-B-631. Closure shall be by
for leakage in accordance with Directive
adhesive, tape, or metal fasteners,
No. 567.
5.2.2 Level C. Pack shall be as specified in
5.2.1.
4.4.4 Currosion resistance Determine cor-
4
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