TM 55-1615-226-40
TABLE 2-1. NONDESTRUCTIVE INSPECTION TEST DATA (INSPECT FOR CRACKS)
Figure
And
Part No.
Nomenclature
Test
Longitudinal
Circular
Index
(With Coil DC)
(With Heads DC)
Number
2-1
5.
6.
33.
36.
37.
41.
26.
204-011-407
Drive Link
204-011-406
Scissors Assembly
204-010-479
Plate Set
204-010-437
Nut (Lower
Retaining)
204-011405
Hub Assembly
204-010-420
Nut (L.H.
Threaded)
204-011441-3
Race, inner
F
F
F
M
8,000 Amp Turns*
2,000 Amps,
M
15,000 Amp Turns*
2500 Amps.-l-l/2"
Rotate 90º-2
dia Central Conductor
shots
M
8,000 Amp Turns*
2,250 Amps.-l-l/2"
Rotate 90º-2
dia Central Conductor
shots
M
4,500 Amps
800-1,000 Amps
MAGNETIC PARTICLE INSPECTION
The following parts shall be inspected with the wet fluorescent process using the continuous method of magnetization in
accordance with MIL-I-6868. Inspect all surfaces. No cracks allowed.
Figure 2-1
Item #
Nomenclature
Shot and Amperage
26
Inner Race
Use a 1/2” central conductor. Make one (1) shot at 100
amps, remove and inspect I.D. and O.D. of part.
.
36
Nut, Lower Retaining
Use a 3“ central conductor. Make one (1) shot at 2000
amps and inspect part.
37
Hub Assembly
Use a 3“ central conductor. Make 2 equally spaced shots
(180° apart) at 3500 amps and inspect I.D. and O.D.
Make a coil shot at 10,000 amp turns, remove from
coil to inspect I.D. and O.D.
41
Nut, Bearing Retainer
Use a 2“ central conductor. Make one (1) shot at 600
amps and inspect part.
45
Collective Sleeve
Use a 2“ central conductor. Make 3 equally spaced shots
(120° apart) at 500 amps. Make a coil shot at 3000 amp
turns, remove from coil to inspect I.D. and O.D.
2-4A
