MIL-DTL-85097/2F
3.2 Propellant
3.2.1 Mk 205 Mod 1. The Mk 205 Mod 1 propellant shall conform to the requirements of MIL-DTL-
85097 and 511-174TD-004. Testing shall be in accordance with 4.1.1.1.
3.2.2 Mk 205 Mod 2. The Mk 205 Mod 2 propellant shall conform to the requirements of MIL-DTL-
85097 and 510-174TD-004. Testing shall be in accordance with 4.1.1.2.
3.3 Propellant aging.
3.3.1 Mk 205 Mod 1. The Mk 205 Mod 1 propellant shall meet the aging requirements of MIL-DTL-85097
and 511-174TD-004. Testing shall be in accordance with 4.1.1.1.
3.3.2 Mk 205 Mod 2. The Mk 205 Mod 2 propellant shall meet the aging requirements of MIL-DTL-85097
and 510-174TD-004. Testing shall be in accordance with 4.1.1.2.
3.4 Ballistic performance. The ballistic performance shall conform to 3.4.1 and 3.4.2. Testing shall be
conducted in accordance with 4.1.2.
3.4.1 With Mk 19 Mod 0 catapult. When tested as part of the Mk 19 Mod 0 Catapult, ballistic
performance of catapult cartridges Mk 205 Mods 1 and 2 shall conform to the requirements of Table I.
Thrust of the Mk 205 shall be recorded for information only when tested as part of the Mk 19 Mod 0
Catapult.
TABLE I. Ballistic performance requirements.
315 lb (3%)
315 lb (3%
402 lb (98%
402 lb (98%)
-65 ± 5 ° F
165 ± 5 ° F
-65 ± 5 ° F
165 ± 5 ° F
Parameter
Min
Max
Min
Max
Min
Max
Min
Max
Acceleration (g)
-
16.7
-
17.9
-
16.4
-
16.8
Onset (g/s)
-
200
-
243
-
196
-
190
Sled velocity (ft/s)
46
-
50
-
43
-
48
-
Ignition delay (ms)
-
18
-
12
-
18
-
12
Port pressure (psi)
1,100
-
1,450
-
1,500
-
1,900
-
Initiation pressure (psig)
400
650
400
650
400
650
400
650
3.4.2 Without Mk 19 Mod 0 catapult. When tested on the dual nozzle static test fixture without the Mk
19 Mod 0 Catapult, ballistic performance of catapult cartridges Mk 205 Mods 1 and 2 shall conform to the
requirements of Tables II and III. Tables II and III were developed from the "Final Report Lot Acceptance
Test Data Analysis Mk 205 Mod 1 Catapult Cartridge", Stencel Aero Engineering Corporation Document No.
13T1618, Revision A, 20 September 1985. To determine pressure/thrust values use the best fit line equation
which follows.
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