PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19889Retainer,cap

Mid-America Aerotech, Llc · NSN 1650-00-083-4052 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-083-4052 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-083-4052. Primary manufacturer part number: 19889.
Features
  • Retainer,cap — FSC 1650
  • 4 verified cross-references
  • Primary manufacturer: Mid-America Aerotech, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Retainer,cap, cataloged under National Stock Number 1650-00-083-4052, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Mid-America Aerotech, Llc. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,cap
FSC / FSG1650 — No Item Name Available (FSG 16)
ManufacturersMid-America Aerotech, Llc (CAGE 0UES3); Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (CAGE 19156); E-Systems Inc Montek Div Fluid Controls Opns (CAGE 79294); Moog Inc (CAGE 94697)
Technical Specifications
ParameterValue
NSN1650-00-083-4052
Primary Part Number19889
Item NameRetainer,cap
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerMid-America Aerotech, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-883-8805 INTERCHANGEABLE
Valve,flow Control
5360-01-051-056319889 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6685-01-068-421119889 INTERCHANGEABLE
Calibrator,thermometer
Electro Optical Industries Inc
5305-01-149-193512759-00118 INTERCHANGEABLE
Screw,cap,hexagon Head
Fastenal Company Dba Fastenal Co
5331-01-416-6600SKB-1965 ITEM X758 INTERCHANGEABLE
O-Ring
Coffin Turbo Pump Inc
Cross-Reference Index
Part NumberManufacturer
19889 PRIMARY Mid-America Aerotech, Llc (USA)
19889 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
19889 E-Systems Inc Montek Div Fluid Controls Opns (USA)
19889 Moog Inc (USA)
Related Parts
4820-00-883-8805INTERCHANGEABLE
VALVE,FLOW CONTROL
5360-01-051-0563INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
19889
6685-01-068-4211INTERCHANGEABLE
CALIBRATOR,THERMOMETER
19889
5305-01-149-1935INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12759-00118
5331-01-416-6600INTERCHANGEABLE
O-RING
SKB-1965 ITEM X758

Frequently Asked Questions

What is NSN 1650-00-083-4052?

NSN 1650-00-083-4052 is a Retainer,cap, manufactured by Mid-America Aerotech, Llc, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-083-4052?

NSN 1650-00-083-4052 has 4 cross-referenced part numbers: 19889 (Mid-America Aerotech, Llc), 19889 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City), 19889 (E-Systems Inc Montek Div Fluid Controls Opns), 19889 (Moog Inc).

What NSN replaces 1650-00-083-4052?

There are 5 known substitutes for 1650-00-083-4052: 4820-00-883-8805, 5360-01-051-0563, 6685-01-068-4211 and 2 more. Verify interchangeability with system specifications before substitution.

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