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Blade spindle droop stop nut tool.


Dear Sergeant; Blade,

We have problems performing maintenance on the Black Hawk Black Hawk

(born 1767, Sauk Sautenuk, Va.—died Oct. 3, 1838, village on the Des Moines River, Iowa, U.S.) Sauk Indian leader. Long antagonistic to whites, Black Hawk was driven into Iowa from Illinois in 1831.
 main rotor blade spindle droop stop nut, NSN NSN National Stock Number
NSN Nokia Siemens Networks
NSN National Storytelling Network
NSN NATO Stock Number
NSN New Substances Notification (CEPA)
NSN National Student Number (NZ)
NSN Never Say Never
 5310-01-102-8858. With 570 to 630 lb-in of torque, it's one tough cookie to remove and install.

The initial setup tool list; for the spindle in TM 1-1520-237-23-3 does not list an adequate tool with enough grip to get the droop nut off the spindle.

A spanner wrench, which we often use to remove or install the nut, slips off. The wrench is also used to torque the nut, but it can give a wrong torque setting. Most mechanics usually end up with busted knuckles and a damaged aluminum droop stop nut.

We've solved the problem with a tool made of flat rolled steel, NSN 9510-00-231-20901, that has teeth and a centered square hole for a torque wrench torque wrench,
n See torque driver.
 or a breaker bar For easy droop stop nut removal and installation.

We make the tool like so:

After we've removed the spindle like the TM says in Para 5-4-5 and clamped it down For disassembly dis·as·sem·ble  
v. dis·as·sem·bled, dis·as·sem·bling, dis·as·sem·bles

v.tr.
To take apart: disassemble a toaster.

v.intr.
1.
 we use the tool to remove or install the droop stop nut following the TM procedures.

SGT Andres Chamorro Jr. MAARNG (AASF AASF Annales Academiae Scientiarum Fennicae
AASF Army Aviation Support Facility
AASF Advanced Air Striking Force (UK Royal Air Force)
AASF America's Army Special Forces (PC game) 
)
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Title Annotation:UH-60A/L ...
Publication:PS, the Preventive Maintenance Monthly
Date:Dec 1, 2003
Words:195
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