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atsaubrey

TSO's

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I know what the "c" rating and "d" rating are as far as weight limits....but what about the "B". I was looking at the rig i have been renting and it has the "B" rating. never heard of that one...anyone have the weight limits on it?



Oldest parachute TSO on the books, two catarogies, low speed up to 150 MPH and Standard catagory over 150 MPH, superceeds NAS 804 from the 1940's. No weight limits, wide latatude to make all sorts of changes due to ambiguos language.

Mick.

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ok...too technical for me. Are you telling me it doesnt have a weight limit then? Another question is about tandems. Are the harnesses built very heavy compared to a regular rig say with a "d" rating or is webbing and features similar. I have been jumping a Vector rig which was made special for a guy about my size. It was a tandem rig that RWS made from the tandem plans and did a "cutdown" on it to fit the 340 main and 335 reserve. I was curious if the "B" rating was a rating used on tandems...basically i could have said that in the original post.
"GOT LEAD?"

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AS I understand it, no, there are no weight limits to TSO C23b components, but you'd still be limited by the load limits for your canopy.

Whichever limit is the lowest dictates the limit for the entire assembly, when used as a system.


"...and once you had tasted flight, you will walk the earth with your eyes turned skyward.
For there you have been, and there you long to return..."

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Are the harnesses built very heavy compared to a regular rig say with a "d" rating or is webbing and features similar.

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>

Tandem webbing and hardware are mostly the same as found on solo harnesses, however they use specialized hardware for 3-ring releases. Strong Enterprises has their own custom-made 3D rings on the harness and no-one uses the original rings on tandem risers.

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In the testing under TSO C23b, you had to use weight and speed to produce a specified shock load. In the low speed category this was/is 3000 lbs. and in the Standard category (high speed) it was/is 5000 lbs. If your drop test speed is 150 mph (130 kts.) and the test weight is 660 lbs. your load would be approximately 5000 lbs. If your speed is 200 mph (174 kts.) and you test weight is 400 lbs. your load would be approximately 5000 lbs. See PPM, Vol. I, page 20 and 21. RWS rigs are still manufactured under TSO C23b.
My idea of a fair fight is clubbing baby seals

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speed is 150 mph (130 kts.) and the test weight is 660 lbs.



So is there a max load on it, or not? 80% of 660?


"...and once you had tasted flight, you will walk the earth with your eyes turned skyward.
For there you have been, and there you long to return..."

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speed is 150 mph (130 kts.) and the test weight is 660 lbs.



So is there a max load on it, or not? 80% of 660?



If you have access to Poynter's manual Vol. It explains it there. I have never heard of a max. weight.
My idea of a fair fight is clubbing baby seals

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If you have access to Poynter's manual Vol. It explains it there. I have never heard of a max. weight.



Yeah, I looked it up and didn't find anything about max weight...which is why I asked, in case I missed something :)
I didn't remember there being a weight limit for "b" rated equipment. Just wanted to be sure!


"...and once you had tasted flight, you will walk the earth with your eyes turned skyward.
For there you have been, and there you long to return..."

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If the label says "TSO" then the rig can legally be repacked by any American rigger and jumped out of any American-registered airplane.
Yes there are other certification systems in other countries, but the vast majority of foreign certification standards (i.e. European JTSO) are close copies of FAA (USA) certification standards.
The only other standard I am familiar with is the French EQ 530-03 which includes most of the TSO tests, plus more stringent tensile testing, so EQ-530-03 is slightly tougher than TSO.
The bottom line is that the vast majority of American, Canadian, Australian, New Zealand, South African and Western European-made skydiving gear is far stronger than needed to pass TSO testing, and the only people who argue the finer points are armchair lawyers with nothing better to occupy their time.

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the only people who argue the finer points are armchair lawyers with nothing better to occupy their time.



The only problem with that statement (which I agree with whole-heartedly) is that the "finer points" are the law. One that is not subject to interpretation...more's the pitty.


"...and once you had tasted flight, you will walk the earth with your eyes turned skyward.
For there you have been, and there you long to return..."

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