The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

National Aircraft Svc INC

Holds 7 approvals to make replacement parts. FAA spelling: National Aircraft Svc Inc.

Replacement parts approved 7 parts manufacturer approvals, 7 current · Tecumseh, MI

A parts manufacturer approval lets a company make a replacement part for someone else's aircraft or engine and sell it as an approved part. This company's approvals are mostly for other and general (5), heating, ice protection and utility systems (2).

Sikorsky S-58 2Billings Flying Service Inc CH-47 1Sikorsky S-70 1Tandem Rotor Llc CH47 1
2021-04-27Air ConditioningModule NREM-DL30 · replaces Modification Part · CH-47D
2021-04-27Air ConditioningModule NREM-DL30 · replaces Modification Part · CH-47D
2021-04-27Air ConditioningModule NREM-DL30 · replaces Modification Part · CH-47D
2021-04-27Air ConditioningModule NREM-DL30 · replaces Modification Part · CH-47D
2020-11-15Air Conditioning Module NREM-DL30 · replaces Modification Article · S-58A, S-58B, S-58C
2020-11-15Air Conditioning Module NREM-DL30 · replaces Modification Part · S-58A, S-58B, S-58C
2020-01-22NTEC36TM Cooling System NTEC36TM · replaces Modification Part · S-70 (UH-60A), (UH-60L), S-70A

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.