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Parts & Accessories

How To Find Parts:

To find parts by identifying them through a diagram, click the link below. After selecting the image of the part you are looking for, you will be redirected to the information page on that part.

Shop by Diagram

The helmet mounting solution for night vision goggles has come a long way in the last 20 years, and to date, Aviation Specialties Unlimited, Inc. is proud to distribute the most effective and precise products of helmet mounting, parts, and accessories.

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Neck Cord

P/N A3144306

NSN No. 4020-01-446-8097

Objective Lens Cap

P/N 5009493

NSN No.  5340-01-152-5849

Objective Lens, Class B

P/N 243661-001

NSN No. 5855-01-473-2029

Objective Lens, Leaky Green

P/N 243661-003

NSN No. 5855-01-502-9239

Objective Locking Ring

P/N 5002583

NSN No. 5365-01-149-4102

Objective O-Ring

P/N AS3578-021

NSN No. 5330-00-822-3691

Pan Head Screw

P/N MS51957-13

NSN No. 5305-00-054-5647

PAS Adjustment Knob
NSN No. 5355-01-268-6471 Item is a breakdown component of the Pivot & Adjust Shelf (500...
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