SECTION I. INTRODUCTION - TM-5-1940-277-20P0008

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TM-5-1940-277-20P Boat Bridge Erection Twin Jet Aluminum Hull MODEL USCSBMK1 (1940-01-105-5728) MODEL USCSBMK2 (1940-01-218-9165) Manual

Source Code

TM 5-1940-277-20P

TM 1940-20P/4

UNIT MAINTENANCE

REPAIR PARTS AND SPECIAL TOOLS LIST

SECTION I. INTRODUCTION

1. SCOPE. This RPSTL lists and authorizes spares and repair parts; special tools; special test, measurement, and

diagnostic equipment (TMDE); and other special support equipment required for performance of unit maintenance of the

Boat, Bridge Erection. It authorizes the requisitioning, issue, and disposition of spares, repair parts and special tools as

indicated by the source, maintenance and recoverability (SMR) codes.

2. GENERAL. In addition to this section, Introduction, this Repair Parts and Special Tools List is divided into the

following sections:

a. Section II. Repair Parts list. A list of spares and repair parts authorized by this RPSTL for use in the performance

of maintenance. This list also includes parts which must be removed for replacement of the authorized parts. Parts lists

are composed of functional groups in ascending alphanumeric sequence, with the parts in each group listed in ascending

figure and item number sequence. Bulk materials are listed in item name sequence. Items are shown in the associated

illustration(s)/figure(s).

b. Section III. Special Tools List. A list of special tools, special TMDE, and other special support equipment

authorized by this RPSTL (as indicated by Basis of Issue (BOI) information in DESCRIPTION AND USABLE ON CODE

column) for the performance of maintenance.

c. Section IV. Cross-Reference Index. A list, in National Item Identification Number (NIIN) sequence, of all National

stock numbered items appearing in the listing, followed by a list in alphanumeric sequence of all part numbers appearing

in the listings. National stock numbers and part numbers are cross referenced to each illustration figure and item number

appearance. The figure and item number index lists figure and item numbers in alphanumeric sequence and cross

references NSN, CAGEC and part number.

3. EXPLANATION OF COLUMNS (SECTIONS II AND III).

a. ITEM NO. (Column (1)). Indicates the number used to identify items called out in the illustration.

b. SMR Code (Column (2)). The Source, Maintenance, and Recoverability (SMR) code is a 5-position code containing

supply/requisitioning information, maintenance category authorization criteria, and disposition instruction, as shown in the

following breakout:

Source

Maintenance

Recoverability

Code

1 two

positions

Who determines

How you get an item.

3d position

4th position

disposition action

on an unserviceable

the item.

Who can install,

Who can do

replace or use

complete

the item.

Repair (see

note) on the

item.

* Complete Repair: Maintenance capacity, capability, and authority to perform all corrective maintenance tasks of the

"Repair" function in a use/user environment in order to restore serviceability to a failed item.