A impulse cartridge \(see 6.1\).

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MIL-DTL-82884A

2.2 Order of precedence. In the event of a conflict between the text of this document and the references cited

herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable

laws and regulations unless a specific exemption has been obtained.

3. REQUIREMENTS

3.1 First article. Unless otherwise specified in the contract or purchase order (see 6.2), a sample shall be

subjected to first article inspection (see 6.3) as specified in 4.3.

3.2 Construction. The CCU-69A/A impulse cartridge (847AS115), covered by this specification, shall be

manufactured in accordance with DL 847AS115 and all documents listed thereon.

3.3 Materials. All materials used in the manufacture of the cartridge shall conform strictly to the specification

referenced on the respective drawings unless specific approval in writing covering a departure therefrom has been

obtained from the contracting activity prior to manufacture. When alternate materials or methods of manufacture

are specified on the drawings, the bidder's selections shall be clearly stated in the proposal.

3.4 Primary components. The CCU-69A/A impulse cartridge shall consist of the following primary

components (see 4.4.1):

a. PVU-1/A Ignition Device (WS 21535)

b. BKNO3 Ignition Powder (MIL-P-46994)

c. Propellant NOSOL-318 (MIL-P-82739)

3.4.1 Ignition device. The ignition devices shall be from a lot which has been manufactured within the past 24

months or recertified within 12 months prior to cartridge lot completion. The ignition devices shall be

manufactured in accordance with Drawing 851AS110.

3.4.1.1 Radiographic. Ignition devices shall be free of the following defects as verified by radiographic

examination in accordance with 4.5.2: missing or abnormally thin charge; charge broken, cracked, or porous;

cracked or off center anvil or other misplaced or deformed inert parts, anvil abnormally close to the ignition

device cup dome; and all other observable defects in the assembly.

3.4.2 Propellant charge.

3.4.2.1 Quantity. The propellant charge for the CCU-69A/A impulse cartridge shall be as specified on Drawing

847AS120. Charges shall be determined by weight.

3.4.2.2 Propellant handling and loading. Propellant shall be subjected to no unnecessary handling or exposure

to the atmosphere. The handling and loading of propellant exposed to the atmosphere shall be performed only

under conditions that do not permit the relative humidity to exceed 75 percent.

3.4.2.3 Propellant condition. The propellant used shall exhibit no evidence of decomposition (see 4.5.3.).

3.5 Cartridge requirements.

3.5.1 Leakage. Cartridge leakage rate shall not exceed 10-5 cubic centimeters (cm3) of air per second when tested

in accordance with 4.5.5.