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Search: Posts Made By: Otterotor
Showing results 1 to 16 of 16
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Forum: Rotorheads
7th Dec 2023, 16:31
Replies: 39
Views: 21,701
Posted By Otterotor

Thumbs up 07 Dec. 2023, 23nd anniversary of 1st flight of AH-1Z Zulu Cobra

Congratulations are in order to the men and women of the United Stated Marine Corps who fly and maintain the H-1 Upgrade Aircraft

AH-1Z's 07 December 2023, 23rd anniversary of first flight, with...
Forum: Rotorheads
29th Jun 2023, 17:54
Replies: 39
Views: 21,701
Posted By Otterotor

H-1 Upgrade's milestone

https://verticalmag.com/press-releases/bell-h-1-fleet-surpasses-half-a-million-flight-hours/

Otterotor
Forum: Rotorheads
7th Dec 2022, 16:59
Replies: 39
Views: 21,701
Posted By Otterotor

Thumbs up 07 Dec. 2022, 22nd anniversary of 1st flight of AH-1Z Zulu Cobra

Congratulations are in order to the men and women of the United Stated Marine Corps who fly and maintain the H-1 Upgrade Aircraft

AH-1Z's 07 December 2022, 22nd anniversary of first flight, with...
Forum: Rotorheads
7th Dec 2021, 12:28
Replies: 39
Views: 21,701
Posted By Otterotor

Thumbs up Dec 7, 21st anniversary of first flight of AH-1Z

Congratulations are in order to the men and women of the United States Marine Corps who fly and maintain the H-1 Upgrade Aircraft!



AH-1Z First Flight: 7 December 2000, Reported Accidents: 1,...
Forum: Rotorheads
16th Dec 2020, 13:13
Replies: 39
Views: 21,701
Posted By Otterotor

Vibes on flexbeam rotor

MeddlMoe, thanks,

A. While the flexbeam design contributes to lower vibration levels, the mass distribution in the blade is the main vibration reducer. Some two bladers can be balanced for smooth...
Forum: Rotorheads
11th Dec 2020, 17:35
Replies: 39
Views: 21,701
Posted By Otterotor

South Korean Attack Helicopter

South Korea to decide between KUH-1 and AH-1Z Zulu.
Forum: Rotorheads
7th Dec 2020, 15:49
Replies: 39
Views: 21,701
Posted By Otterotor

Thumbs up AH-1Z 20 year anniversary of first flight 7 Dec 2000

Congratulations are in order to the men and women of the United States Marine Corps who fly and maintain the H-1 Upgrade Aircraft!

6687 days with zero incidents, 7305 days with one incident...
Forum: Rotorheads
6th Dec 2019, 14:00
Replies: 39
Views: 21,701
Posted By Otterotor

Thumbs up AH-1Z First Flight Anniversary

Congratulations are in order to the men and women of the United States Marine Corps who fly and maintain the H-1 Upgrade aircraft.
AH-1Z's 07 December 2019, 19th anniversary of first flight: 6939...
Forum: Rotorheads
31st Mar 2019, 21:09
Replies: 39
Views: 21,701
Posted By Otterotor

2 fatalities in U.S. Marine Corps Zulu crash at Yuma, Az.

https://www.marines.mil/News/Press-Releases/Press-Release-Display/Article/1801186/ah-1z-helicopter-crash-at-marine-corps-weapons-and-tactics-instructor-course/

Thoughts and prayers go out to...
Forum: Rotorheads
7th Dec 2018, 14:28
Replies: 39
Views: 21,701
Posted By Otterotor

Lonewolf, As I understand, the current FMS...

Lonewolf,

As I understand, the current FMS interest is:

Pakistan's 15 Zulus are on hold ... not delivered and not certain they ever will be.
Bahrain ordered 12 Zulus.
Other countries...
Forum: Rotorheads
7th Dec 2018, 13:00
Replies: 39
Views: 21,701
Posted By Otterotor

Smile AH-1Z first flight anniversary

H-1 Upgrade Fatigue Life Summary

Approximately 90% of main rotor components have been assigned 10,000 Hr. fatigue lives. The predominate vibration source for main rotor fatigue life limits is...
Forum: Rotorheads
8th Dec 2017, 19:37
Replies: 39
Views: 21,701
Posted By Otterotor

Smile AH-1Z first flight anniversary

In my opinion:
Congratulations are in order to the United States Marine Corps helicopter flight crews for seventeen years (6205 + 4 leap year days = 6209 days) of mishap / accident free operation of...
Forum: Rotorheads
12th Dec 2016, 19:18
Replies: 39
Views: 21,701
Posted By Otterotor

Lonewolf; A single load failure event (or very...

Lonewolf; A single load failure event (or very low cycle count) is described as being a 'static' failure vs. high cycle count and gradual failure as evidenced by fatigue striations as being a...
Forum: Rotorheads
12th Dec 2016, 13:09
Replies: 39
Views: 21,701
Posted By Otterotor

Marines AH-1Z Zulu

Congratulations to the United States Marine Corp helicopter flight crews for sixteen years (5840 days) of mishap / accident free operation of their AH-1Z Viper Helo with original design main and tail...
Forum: Rotorheads
10th Dec 2015, 13:35
Replies: 39
Views: 21,701
Posted By Otterotor

H - H H-1 Upgrade contract let in November...

H - H
H-1 Upgrade contract let in November 1996. Clean sheet rotor design initiated. Zulu first flight Dec 2000 with Bell flight crew. Flight testing with Marine pilots initiated 2002. First...
Forum: Rotorheads
10th Dec 2015, 12:44
Replies: 39
Views: 21,701
Posted By Otterotor

U.S. Marine Corps AH-1Z Zulu

Congratulations to the United States Marine Corps helicopter flight crews for fifteen years (5475 days) of mishap / accident free operation of their AH-1Z Viper Helo with original design main rotor....
Showing results 1 to 16 of 16


 
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