PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5666Plate,seal

Eaton Aerospace, Llc Dba Jackson South · NSN 1650-00-101-7791 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-101-7791 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-101-7791. Primary manufacturer part number: 5666.
Features
  • Plate,seal — FSC 1650
  • General Characteristics Item Description: ALUMINUM; ANODIZE FINISH; 3.500 IN. OD; 0.957 IN. ID; 1.812 IN. DIA COUNTERBORE ONE END,1.124 IN. DIA COUNTERBORE OTHER END; 2.248 IN. DIA OF HUB; 6 HOLES 0.180 DRILL THRU COUNTERSINK,0.360 IN. DIA,EQUALLY SPACED ON 2.940 IN. DIA BOLT CIRCLE IN
  • 2 verified cross-references
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Plate,seal, cataloged under National Stock Number 1650-00-101-7791, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-101-7791
Primary Part Number5666
Item NamePlate,seal
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
General Characteristics Item DescriptionALUMINUM; ANODIZE FINISH; 3.500 IN. OD; 0.957 IN. ID; 1.812 IN. DIA COUNTERBORE ONE END,1.124 IN. DIA COUNTERBORE OTHER END; 2.248 IN. DIA OF HUB; 6 HOLES 0.180 DRILL THRU COUNTERSINK,0.360 IN. DIA,EQUALLY SPACED ON 2.940 IN. DIA BOLT CIRCLE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5999-00-104-855112993495-2 INTERCHANGEABLE
Contact,electrical
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
6515-00-160-83565666 INTERCHANGEABLE
Syringe,hypodermic
Becton, Dickinson and Co Dba Becton Dickinson & Co
2540-00-521-5386 INTERCHANGEABLE
Handle,door,vehicular
5935-00-878-5020 INTERCHANGEABLE
Connector,plug,electrical
4720-01-421-5143 INTERCHANGEABLE
Hose Assembly,nonmetallic
3120-01-553-30985666 INTERCHANGEABLE
Bearing,sleeve
Gta Marine Dba Gta Marine
Cross-Reference Index
Part NumberManufacturer
5666 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
5666 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5999-00-104-8551INTERCHANGEABLE
CONTACT,ELECTRICAL
12993495-2
6515-00-160-8356INTERCHANGEABLE
SYRINGE,HYPODERMIC
5666
2540-00-521-5386INTERCHANGEABLE
HANDLE,DOOR,VEHICULAR
5935-00-878-5020INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4720-01-421-5143INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
3120-01-553-3098INTERCHANGEABLE
BEARING,SLEEVE
5666

Frequently Asked Questions

What is NSN 1650-00-101-7791?

NSN 1650-00-101-7791 is a Plate,seal, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-101-7791?

NSN 1650-00-101-7791 has 2 cross-referenced part numbers: 5666 (Eaton Aerospace, Llc Dba Jackson South), 5666 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 1650-00-101-7791?

There are 6 known substitutes for 1650-00-101-7791: 5999-00-104-8551, 6515-00-160-8356, 2540-00-521-5386 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5666?

Key specifications for 5666: General Characteristics Item Description: ALUMINUM; ANODIZE FINISH; 3.500 IN. OD; 0.957 IN. ID; 1.812 IN. DIA COUNTERBORE ONE END,1.124 IN. DIA COUNTERBORE OTHER END; 2.248 IN. DIA OF HUB; 6 HOLES 0.180 DRILL THRU COUNTERSINK,0.360 IN. DIA,EQUALLY SPACED ON 2.940 IN. DIA BOLT CIRCLE IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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