Support equipment procured and stocked for
initial issue or outfitting to specified
This manual lists repair parts and special tools required
maintenance repair activities.
for the performance of direct support, general support,
Support equipment which will not be stocked but
and depot maintenance of the PH-637A/PFP, PH-6;37B,
which will be centrally procured on demand.
PFP, and PH-637C/PFP. The PCCN for the equipment
Item procured and stocked to provide for
is GRNADZ for all models.
sustained support for the life of the equipment.
It is applied to an item peculiar to the
equipment which because of probable
This repair parts and special tools list is divided into the
discontinuance or shutdown of production
facilities would prove uneconomical to
a. Repair Parts List -Section II. A list of repair parts
reproduce at a later time.
authorized for the performance of maintenance at the
An item of depot overhaul repair kit and not
direct support, general support, and depot level. This
purchased separately. Depot kit defined as a
repair parts list is arranged in alphabetical order.
kit that provides items required at the time of
b. Special Tools, Test and Support Equipment -
overhaul or repair.
Section III. Not applicable.
An item of a maintenance kit and not purchased
c. Index - Federal Stock Number and Reference
separately. Maintenance kit defined as a kit
Number Cross-Reference to Figure and Item Number -
that provides an item that can be replaced at
Section IV. A list, in ascending numerical sequence, of
organizational or direct support or general
all Federal stock numbers appearing in the listings,
support levels of maintenance.
followed by a list, in alphameric sequence, of all
Item included in both a depot over haul/repair kit
reference numbers appearing in the listings. Federal
and a maintenance kit.
stock number and reference numbers are cross-
Item to be manufactured or fabricated at
referenced to each illustration figure and item number or
reference designation appearance.
Item to be manufactured or fabricated at direct
support maintenance level.
1-3. Explanation of Columns
Item to be manufactured or fabricated at general
The following provides an explanation of columns found
support maintenance level.
in the tabular list.
Item to be manufactured or fabricated at depot
a. Source, Maintenance, and Recoverability Codes
Item to be assembled at organizational level.
(1) Source code. Indicates the manner of
Item to be assembled at direct support
acquiring support items for maintenance, repair, or
overhaul of end items. Source codes are
Item to be assembled at general support
Item to be assembled at depot maintenance
Item procured and stocked for anticipated or
Item is not procured or stocked because the
requirements for the item will result in the
purposes because essentiality dictates that a
replacement of the next higher assembly.
minimum quantity be available in the supply
Item is not procured or stocked. If not available
through salvage, requisition.
Item procured and stocked and which otherwise
Installation drawing, diagram instruction sheet,
would be coded PA except that it is
field service drawing, that is identified by
deteriorative in nature.
manufacturers' part number.
Support item, excluding support equipment,
Support items can be requisitioned with
stocked only for subsequent or additional initial