14P3-4-151 HGU-55/P
When tightening earcup screws, which Allen wrench size do you use ?
0.035 Allen wrench
Excess lacing cord can be how long?
1 to 2 inches & seared ends or dipped in wax
What is the helmet inspection cycle
120 days for non ejection seat
What is the inspection cycle on gear used only for ACBRN
18 months
What size is the leather visor strip for all masks besides the 20/p ?
2-3/8 wide by 5 inches long
What size is the leather visor strip for 20/p masks ?
2-3/8 wide by 6in long
What is the distance to be measured from aircrew members eye & helmet edge roll when fitting helmet ?
2inches +/- 1/4 inch
How many splits require new barrel roll ?
3 or more/is unsymmetrical
How many hook fasteners can you have inside the helmet?
4 , 5 may be added to center
If a helmet component is replaced or removed for cleaning/repair, what must be done after?
A fit check
Helmets transferred from another base or organization that have already been assembled must have what done to them before first flight?
A periodic inspection
Who is responsible for ensuring that their helmets have been inspected, cleaned, & repaired ?
Aircrew
If the length of head falls between one size, & the width of head falls between another, which size helmet do you choose?
Always choose the smaller size
New helmets received from supply must have what or they will be rejected & reported as deficient
DOM & contract number
What is the EAL?
Energy absorbent liner
When applying adhesive (rtv) how many threads do you put it on, on the screws ?
First 3 threads
What helmet sizes are there ?
Medium, large, x large
Microphone & headset continuity shall be?
Microphone/ 4.0-8.0 Ohms, headset: 7.0-11.0 Ohms
What color are the right & left ear tips of the PACE
Right is red, Black is left
In non critical areas on the visor, what requires it to be replaced?
Scratches exceeding 1 & 1-1/2 inches or deep scratches/gouges
Where & what size is the ICNS tackings ?
Two outer tackings positions, or 3 positions, a minimum of 1/2in from the edges of the ICNS not to exceed 1-1/2 inches from the left & right edges, & or one racking in center with one turn double waxed thread
What positions can bulb be in placed on back of helmet?
Vertically on back of helmet for non ejection, or horizontally on the nape strap
