Part identity

1720SD

Protector Hearing

American Optical Corp

Avg quote: 14 minFulfilled from Anaheim, CAAS9120:2025 · ISO 9001 · FAA AC 00-56BC of C, lot & date code with every line

Part description

Protector Hearing

ASAP supports this specific part for replacement, spare-pool replenishment, retrofit, and urgent maintenance requirements. Quote requests can include alternate MPN, condition preferences, certification needs, and plant-specific receiving instructions so procurement gets a clear sourcing response before purchase.

Specifications

MPN
1720SD
Item name
Protector Hearing
Manufacturer code
02622
Manufacturer
American Optical Corp

Certifications & documentation

  • UL Recognized
  • CE
  • C of C available on request
AO

Manufacturer

American Optical Corp

Authorized-distributor or qualified-aftermarket source. Parts shipped from this manufacturer include full traceability paperwork and counterfeit-mitigation per SAE AS6081.

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Characteristics Data of NSN 4240-00-022-2946, 4240000222946

MRCCriteriaCharacteristic
SR-1Definitive Government Spec/Std Reference Or Manufacturers Code
FEATSpecial FeaturesDESIGNED FOR SUSPENSION OVER THE HEAD, BACK OF THE HEAD, OR UNDER THE CHIN, W/AN EXTRA SET OF SEALS
MRCDecoded RequirementClear Text Reply
SR-1Definitive Government Spec/Std Reference Or Manufacturers Code58536
SR-1Definitive Government Spec/Std Reference Or Manufacturers CodeA-A-58084
Integrated Electromechanicals

Industrial automation, control, and electromechanical components. Over 2 billion parts across 5,100+ manufacturers. Quotes back in 15 minutes, 24/7 — fulfilled from Anaheim, California.

Certifications

  • AS9120:2025
  • ISO 9001:2015
  • FAA AC 00-56B
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Proud supporter of the Intrepid Fallen Heroes Fund, advancing mental-health treatment and research for U.S. service members and veterans.

USA fulfillment. Every order shipped from our Anaheim, California operations. Counterfeit-mitigation aligned to SAE AS5553 / AS6081.

Official logos
  • NBA
  • ASA
  • AS9120:2025
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