TB 1--1520--238--20--100
(2) Retail Stock.-- N/A.
g. Component/Parts in work (Depot level and Others)-- N/A.
2. Task/Inspection Suspense Date. On or before the next 250--hour phase inspection, and report IAW
paragraph 14.b as applicable.
ruary 2000.
4.
Summary of the Problem.
a. Reports of fire extinguisher tubes found with extensive corrosion indicate the need for inspection
and replacement or repair of discrepant tubes.
b. For manpower/downtime and funding impacts, see paragraph 12.
c. The purpose of this TB is to provide inspection requirements and repair criteria for fire extinguisher
tube assemblies.
5.
End Items to be inspected. All AH--64 series aircraft.
6.
Assembly Components to be Inspected.
NOMENCLATURE
PART NUMBER
NATIONAL STOCK NUMBER
Fire Extiguisher System
7--311620010
N/A
Assembly
Parts to be Inspected.
a. Parts common to all AH--64 series aircraft --
NOMENCLATURE
PART NUMBER
NATIONAL STOCK NUMBER
Tube Assembly
7--311620501
N/A
Tube Assembly
7--311620502
N/A
Tube Assembly
7--311620503
4710--01--172--5227
Tube Assembly
7--311620504
4710--01--172--5228
Tube Assembly
7--311620505
4710--01--172--5229
Tube Assembly
7--311620506
4710--01--172--5218
Tube Assembly
7--311620507
4710--01--174--0197
Tube Assembly
7--311620509
4710--01--172--8187
Tube Assembly
7--311620510
4710--01--172--8188
Tube Assembly
7--311620514--7
N/A
NOTE
Part Number 7--311620514--7 is used
only on aircraft serial numbers 84--24234
and subsequent.
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