INCH-POUND
MIL-DTL-48557B
9 September 2012
SUPERSEDING
MIL-M-48557A(AR)
15 May 1990
DETAIL SPECIFICATION
MOUNT, TELESCOPE AND QUADRANT - M171A1
This specification is approved for use by all Departments and Agencies of the Department
of Defense.
1. SCOPE
1.1 Scope. This specification covers the Mount, Telescope and Quadrant: M171A1
which supports the Telescope, Panoramic: M137A2 and Quadrant, Fire Control: M17A1
for use on the M777 and M198 series of howitzers. The mount provides adjustments in
pitch and compensates for angles of cant when laying the guns for indirect fire.
2. APPLICABLE DOCUMENTS
2.1 General. The documents listed in this section are specified in sections 3 and 4
of this specification. This section does not include documents in other sections of this
specification or recommended for additional information or as examples. While every
effort has been made to ensure the completeness of this list, document users are cautioned
that they must meet all requirements of documents cited in sections 3 and 4 of this
specification, whether or not documents are listed in this section.
Comments, suggestions, or questions on this document should be addressed to:
Commander, US Army ARDEC, ATTN: RDAR-QES-E, Picatinny Arsenal, New Jersey
07806-5000 or emailed to picaardecstdznbranch@conus.army.mil. Since contact
information can change, you may want to verify the currency of this address information
using the ASSIST online database at https://assist.dla.mil.
AMSC N/A
FSC 1240
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business