PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS22066-2Cap,valve

Mission Systems Orchard Park Inc · NSN 1650-01-521-2773 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-01-521-2773 — this item is cataloged by the U.S. Government under National Stock Number 1650-01-521-2773. Primary manufacturer part number: MS22066-2.
Features
  • Cap,valve — FSC 1650
  • Valve Model Number for Which Designed: MS22066
  • Attachment Method: RETAINING RING
  • Valve Type for Which Designed: CHECK
  • 2 verified cross-references
  • Primary manufacturer: Mission Systems Orchard Park Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Cap,valve, cataloged under National Stock Number 1650-01-521-2773, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Mission Systems Orchard Park Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-01-521-2773
Primary Part NumberMS22066-2
Item NameCap,valve
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerMission Systems Orchard Park Inc
StatusACTIVE
Valve Model Number for Which DesignedMS22066
Attachment MethodRETAINING RING
Valve Type for Which DesignedCHECK
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-004-7001265E-744 INTERCHANGEABLE
Voltmeter
Jewell Instruments Llc
6532-00-192-75394216 INTERCHANGEABLE
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5905-00-526-0476K43596-600 INTERCHANGEABLE
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8340-00-880-45364216 INTERCHANGEABLE
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5120-00-886-24575120-00-886-2457 INTERCHANGEABLE
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General Services Administration Federal Supply Service
5310-00-898-48054216 INTERCHANGEABLE
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4720-00-922-51306MX INTERCHANGEABLE
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5950-01-130-8903 INTERCHANGEABLE
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5940-01-203-36384216 INTERCHANGEABLE
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Cross-Reference Index
Part NumberManufacturer
4216 Fluid Power, Inc. (USA)
MS22066-2 PRIMARY Mission Systems Orchard Park Inc (USA)
Related Parts
6625-00-004-7001INTERCHANGEABLE
VOLTMETER
265E-744
6532-00-192-7539INTERCHANGEABLE
CAP,OPERATING,SURGICAL
4216
5905-00-526-0476INTERCHANGEABLE
RESISTOR,ADJUSTABLE
K43596-600
2805-00-734-5241INTERCHANGEABLE
BALL,ROCKER ARM
3744340
8340-00-880-4536INTERCHANGEABLE
TENT
4216
5120-00-886-2457INTERCHANGEABLE
KNIFE,TAPE,DRYWALL
5120-00-886-2457
5310-00-898-4805INTERCHANGEABLE
NUT,PLAIN,HEXAGON
4216
4720-00-922-5130INTERCHANGEABLE
HOSE,NONMETALLIC
6MX
5950-01-130-8903INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5940-01-203-3638INTERCHANGEABLE
TERMINAL BOARD
4216
2530-01-287-2592INTERCHANGEABLE
STEERING WHEEL
5945-01-349-5441INTERCHANGEABLE
RELAY,ELECTROMAGNETIC

Frequently Asked Questions

What is NSN 1650-01-521-2773?

NSN 1650-01-521-2773 is a Cap,valve, manufactured by Mission Systems Orchard Park Inc, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-01-521-2773?

NSN 1650-01-521-2773 has 2 cross-referenced part numbers: 4216 (Fluid Power, Inc.), MS22066-2 (Mission Systems Orchard Park Inc).

What NSN replaces 1650-01-521-2773?

There are 12 known substitutes for 1650-01-521-2773: 6625-00-004-7001, 6532-00-192-7539, 5905-00-526-0476 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS22066-2?

Key specifications for MS22066-2: End Item Identification: P-3 ORION ACFT; Valve Model Number for Which Designed: MS22066; Attachment Method: RETAINING RING; Special Features: ITEM TO OXYGEN CLEAN. 5 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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