MIL-T-46591 Thruster, Cartridge Actuated, M15 AssemblyThis specification covers the requirements for the M15 Cartridge Actuated Thruster Assembly see 6.1.

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MIL-T-46591B

4.1.3 Inspections. Inspections shall be in accordance with MIL-A-2550 and MIL-STD-453.

4.2 Inspection provisions.

4.2.1 Lot.

4.2.1.1 Submission of product. Unless otherwise specified by the contracting activity, formation, and identification of lots shall be in accordance with MIL-STD-105.

4.2.1.2 Size of lot. The production lot size shall be as specified in the contract (see 6.2).

4.2.2 Examination. One hundred percent examination shall be performed for all critical defects. Examination for major and minor defects shall be performed in accordance with the classification of defects. Four power (4x) magnification may be used for inspection of such defects as burr and foreign matter. When compliance with the applicable requirement is in doubt as a result of visual examination, the characteristic shall be measured or gaged to determine acceptability. All nonconforming material shall be rejected.

4.2.2.1 Cartridge, Impulse, M94, Drawing 8596708, covering a detail of Drawing 10520875.

Characteristics Critical	Defect	Method of Inspection
1	Mixed cartridges	Visual
2	Metal defective	Visual
3	Marking missing, incorrect, or illegible	Visual
Major 101	Foreign matter present	Visual
Minor 201	Case scratched or dented	Visual

4.2.2.2 Critical	Assembly, Drawing 10520875, less Cartridge, Drawing 8596708.
1	Any part missing	Visual
2	Improper assembly	Visual
3	Evidence of fluid in cartridge chamber	Visual
4	Evidence of fluid on exterior surfaces	Visual
5	Gas port at base of cartridge chamber obstructed	Visual
Major 101	Threads damaged	Visual
102	Foreign matter	Visual
Minor 201	Protective finish inadequate or defective	Visual