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11450.2
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11450.2
Start of main content
About Us
Biographies
Announcements
Popular Links
P307
P307 Questions and Interpretations
P307 FAQs
P307 FORMS
Training
Course Descriptions and Revisions
WBT Student Guides
ILT
AUTHORIZED INSTRUCTORS
CRANEALT
Mandatory Crane Alterations
STANDING CRANE ALTERATIONS
DOWNLOADS
NCC Safety Videos
CSA / EDM / SAFETY MSG
WHPB
CSA/EDM
Crane Corners
11450.2
Contact Us
News
Locations
NAVFAC HQ
NAVFAC Atlantic
NAVFAC Pacific
NAVFAC EXWC
Employees
Site-Index
11450.2 - Questions and Interpretations
Section #
Reference
Topic
Reference #
2
Para. 2-7.2.1
Mechanical Minimum Anti-Spark Assessment of Cranes in Navy Aircraft Maintenance Hangars
21-012
2
Para. 2-4.2.1(f) and 2-7.4(f)
Allowance for cast aluminum thruster housings on brakes
22-053
2
Para. 2-7.2.1.(c)
Allowance for drawn galvanized wire rope in Division 2 hazardous areas
23-006
2
Para. 2-4.2.1 (f), 2-7.1 (t), and 2-7.4 (f)
Allowance for cast aluminum thruster housings on brakes
22-053
23-003
2
Para. 2-4.2.1 (f), 2-7.2.2
Allowance for hoist brakes housed in grey cast iron when operating in a Hazardous Environment.
23-016
2
Para. 2-4.2.1 (f), 2-7.1 (t)
Allowance for aluminum carrier ring friction discs for brakes.
23-004
2
Para. 2-3.2.1(d),
2-3.2.1(f)
Allowance for commercially available travel truck assemblies with pinions of last reduction open gear sets that are not crowned nor manufactured with gear tolerances of A8 or better per AGMA 2015.
23-051
2
Para. 2-7.2.1 (d) and 2-7.2.2 (d)
Allowance for Intrinsically Safe Circuitry.
23-023
2
Para. 2-3.11.1 (c), 2-3.11.1 (e),
2-3.15(c), 2-3.16(l),
2-3.23(a), 2-4.2.1(f),
2-4.2.1(n), 2-5.5(j)
Commercial package hoists for GPS non-ordnance applications: wheel material, brake housing material, hook/block design factor for manual hoists, brake manual release, and motor duty rating.
23-058
2
Para. 2-4.2.1 (f), 2-4.2.1 (n), 2-7.4 (f) and (g)
Commercial package hoists for ordnance applications: brake housing material and brake manual release.
23-064
2
Para. 2-4.2.1 (f)
Allowance for commercially available travel truck assemblies with gray cast iron or aluminum travel brake housings in general purpose service (GPS) applications
24-005
2
Para. 2-4.2.1 (f)
Allowance for commercial package hoists and end truck assemblies: brake housing material with gray cast iron or aluminum in hazardous/explosive (minimum anti-spark protection) general purpose service (GPS) applications
24-012
2
Para.2-5.6 (a), (c), (d) and 2-5.15 (e)
Requirements for microprocessor drives as they apply to PLCs
25-008
2
Para. 2-4.2.2 (j) and 2-5.6.1.2 (e)
Self-locking worm gears with open loop drives
25-030
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