AN/TNH2B and its components:
TM 112583A, Sound Recorder-Reproducer Sets AN/
Z -- Nonreparable item. When unserviceable, con-
TNH-2A and AN/TNH-2B
demn and dispose at the level indicated in
TM 11-596521015P, Headset Electrical H 104/
G, H104A/G, and H104B/G
F -- Reparable item. When uneconomically reparable,
TM 11-5965-217-14P, Microphone, Dynamic M65/U
condemn and dispose at the direct support
b. The illustrations in this manual are identical to
those published in TM 11- 5835-205-34P. Only those
c. National Stock Number. Indicates the National
parts assigned the third position SMR maintenance
stock number assigned to the item and will be used
code "C" or "O" are listed in the tabular listing
for requisitioning purposes.
therefore, there may be a break in the item number
d. Part Number. Indicates the primary number
sequence. Only illustrations containing
used by the manufacturer (individual, company,
organizational authorized items appear in this
firm, corporation, or Government activity), which
controls the design and characteristics of the item by
means of its engineering drawings, specifications,
standards, and inspection requirements to identify an
5. How to Locate Repair Parts
item or range of items.
a. When National stock number or part number is
(1) First. Using the table of contents, determine
When a stock numbered item is req-
the functional group within which the item belongs.
uisitioned, the repair part received may
This is necessary since illustrations are prepared for
have a different part number than the part
functional groups and listings are divided into the
(2) Second. Find the illustration covering the
e. Federal Supply Code for Manufacturer (FSCM).
functional group to which the item belongs.
The FSCM is a 5-digit numeric code listed in SB
(3) Third. Identify the item on the illustration
708 42 which is used to identify the manufacturer,
and note the illustration figure and item number of
distributor, or Government agency, etc.
f. Description. Indicates the Federal item name
(4) Fourth. Using the Repair Parts Listing, find
and, if required, a minimum description to identify
the figure and item number noted on the illustration.
b. When National stock number or part number is
g. Unit of Measure (U/M). Indicates the standard of
the basic quantity of the listed item as used in per-
(1) First. Using the Index of National Stock
forming the actual maintenance function. This
Numbers and Part Numbers, find the pertinent
measure is expressed by a two-character alphabetical
National stock number or part number. This index is
abbreviation (e.g., ea, in, pr, etc). When the unit of
in NIIN sequence followed by a list of part numbers
measure differs from the unit of issue, the lowest unit
in alphameric sequence, cross-referenced to the il-
of issue that will satisfy the required units of
lustration figure number and item number.
measure will be requisitioned.
(2) Second. After finding the figure and item
h. Quantity Incorporated in Unit. Indicates the
number, locate the figure and item number in the
quantity of the item used in the breakout shown on
repair parts list.
the illustration figure, which is prepared for a func-
tional group, subfunctional group, or an assembly.
4. Special Information
a. The following publications pertain to the
(Next printed page is 4.)