Where to Buy
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Documentation
General information based on part classification, not a certification determination. Your operator's quality manual governs.
What to ask the seller for
- FAA Form 8130-3 from the PAH or an authorized release traceable to the PAH
- Manufacturer's CofC if a Form 8130-3 was not issued
Governing reference: FAA Order 8130.21J
PMA Alternatives
No PMA alternatives found for this part. This does not mean none exist — only that none are currently in our database.
Supplemental Type Certificates15 found
FAA-approved modifications that reference this part number
Installation of an L-3 Communications Avionics Systems Terrain Awareness & Warning System TAWS 8000 or TAWS 8100.
Aircraft: C90
Installation of a Garmin GTS 8000 Traffic Alert and Collision Avoidance System (TCAS) II
Aircraft: DC3C-SC3G, DC3C-S1C3G, DC3C-S4C4G, DC3C-R-1830-90C
Installation of the Evergreen four-point attach 8000 LBS rated upper cargo hook sling system.
Aircraft: USAF CH-3E
Installation of a Garmin GTS 8000 Traffic Alert and Collision Avoidance System (TCAS) II
Aircraft: DC3C-SC3G, DC3C-S1C3G, DC3C-S4C4G, DC3C-R-1830-90C
Installation of the Garmin GTS 8000 TCAS II System and Dual GTX 3000 Transponders for ADS-B Out Compliance and Interface of factory installed FC-530 Autopilot System to Single/Dual GTN 7XX/6XX Navigators
Aircraft: 35, 35A (C-21A), 36, 36A
Installation of Sperry SPZ-8000 Digital Integrated Flight Control System.
Aircraft: 650
Installation of Garmin GTS (TM) 8000 TCAS/ACAS II Traffic Surveillance system, dual GTX (TM) 3000 Mode-S Extended Squitter Transponders and GDL® 88 receiver for a complete ADS-B In/Out capability and a Flight Stream 210 for wireless download connectivity using Garmin Connext®. Installation in accordance with Royal Air Master Document List No. RACB-MDL-3000, Revision A, dated January 06, 2020, or later FAA approved revision.
Aircraft: Mystere-Falcon 50, Fan Jet Falcon, Fan Jet Falcon Series C, Fan Jet Falcon Series D +15 more
Installation of Wipaire Model 8000 Amphibian/Seaplane floats or Wipaire Model 8750 Amphibian/Seaplane floats
Aircraft: 208, 208B
Installation of remote push-to-sync heading select feature (change NAV heading to present heading) in the Sperry SPZ-8000 digital automatic flight control system (AFCS).
Aircraft: 650
Installation of Gogo Business Aviation ATG-8000 High Speed Internet with Wireless Local Area Network (WLAN)
Aircraft: EMB-145, EMB-145EP, EMB-145ER, EMB-145LR +1 more
Installation of Honeywell SRZ-8000 digital integrated flight control system with low speed awareness cue
Aircraft: BAe.125 Series 1000A
Installation of a Honeywell KMH-880 multi-hazard awareness system, an operation portion of Honeywell IHAS 8000 (Integrated Hazard Awareness System), with a Multi-Function Display (MFD) resulting in a Traffic Advisory System (TAS) and an Enhanced Ground Proximity Warning System (EGPWS) to reduce the likelihood of controlled flight into terrain and/or collision with another aircraft.
Aircraft: C90A
Installation of Honeywell Integrated Hazard Avoidance System (IHAS) 8000 Class A Traffic Alert System and Class B Terrain Awareness Warning System
Aircraft: 650
For aircraft equipped with the Honeywell SPZ-8000 avionics including dual FMZ-2000 Flight Management Systems, replace the existing NZ-2000 navigation computers with software version NZ6.1 for LPV/WAAS capability
Aircraft: BAe.125 Series 800A, BAe.125 Series 800B, Hawker 800, Hawker 800XP
: Installation of the Bendix/King Integrated Hazard Avoidance System (IHAS) 8000 with Traffic Alert System and Class B Terrain Awareness Warning System functionality in accordance with Jet Aviation Engineering Services Master Data List 2334-001, Revision G, dated July 23, 2003, or later FAA approved revision. FAA approved Airplane Flight Manual Supplement Document No. PAD550-013, Revision A, dated November 5, 2003, or later FAA approved revision is required.
Aircraft: 500, 550, 560, S550
Airworthiness Directives
Synced 40 days ago (09/27/2026)No Active Airworthiness Directives
No FAA or EASA ADs are linked to this part number. Always verify against the aircraft's maintenance records before install.
Service Difficulty Reports
No Service Difficulty Reports
No failure reports found for this part number in the FAA SDR database.
Suspect-Parts Alerts (SUP/UPN)
No Suspect-Parts Alerts
This manufacturer is not named in any active FAA Suspect Unapproved Parts (SUP/UPN) notification.
NSN Cross-References1 NSN — DLA WebFLIS
National Stock Numbers assigned to this part number by the U.S. Defense Logistics Agency
| NSN | Standardized Name | FSC | DLA List Price (gov't catalog) | CAGE / Manufacturer |
|---|---|---|---|---|
| 1660-00-179-6083 | VALVE,REGULATING | 1660 | — | 88535ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES |
DLA PUBLOG published list price — government procurement catalog, not a commercial market price. Prices may differ from current commercial availability.
Government Award Prices
U.S. government contract award prices from FPDS — unit prices for NSN purchases by DoD/DLA agencies
No government contract award price data found for this part number.
Identifiers
Manufacturer
ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES
Source
DLA WebFLIS
ATA Chapter
21
Type
OEM