PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10801-4Valve Assy,filler,l

Mission Systems Orchard Park Inc · NSN 1660-00-546-1798 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-546-1798 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-546-1798. Primary manufacturer part number: 10801-4.
Features
  • Valve Assy,filler,l — FSC 1660
  • 5 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 Valve Assy,filler,l, cataloged under National Stock Number 1660-00-546-1798, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Mission Systems Orchard Park Inc. This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve Assy,filler,l
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersMission Systems Orchard Park Inc (CAGE 04577); Ingersoll-Rand Company Dba Ingersoll-Rand (CAGE 03990); Conax Florida Corporation (CAGE 62323); American Safety Flight Systems Inc (CAGE 31441); Arkwin Industries, Inc. Dba Arkwin Industries Inc (CAGE 98391)
Technical Specifications
ParameterValue
NSN1660-00-546-1798
Primary Part Number10801-4
Item NameValve Assy,filler,l
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerMission Systems Orchard Park Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-043-0447712010-031 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Div Rmd Strategic
5990-00-066-2217108014 INTERCHANGEABLE
Synchronizer
General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems
3040-00-091-3294A7803 INTERCHANGEABLE
Disc,brake
Aerocontrolex Group, Inc. Div Talley Actuators
3455-00-240-731813220 INTERCHANGEABLE
Cutter,milling,angle
Niagara Cutter Inc
5930-00-567-5024108014 INTERCHANGEABLE
Spring,helical Comp
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
3030-00-844-340922574MATCHED SET 3 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5905-00-948-70212325660 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5985-01-016-28757803 INTERCHANGEABLE
Switch,radio Frequency Transmiss
Matrix Systems Corporation
5330-01-122-08337803 INTERCHANGEABLE
Gasket
Sentry Equipment Corp
5305-01-149-536810801-4 INTERCHANGEABLE
Screw,machine
Atlantic Inertial Systems Inc Div Cheshire Division
Cross-Reference Index
Part NumberManufacturer
10801-4 Mission Systems Orchard Park Inc (USA)
10801-4 Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
C3050-1 Conax Florida Corporation (USA)
C3050-1 American Safety Flight Systems Inc (USA)
78-03 Arkwin Industries, Inc. Dba Arkwin Industries Inc (USA)
Related Parts
5950-00-043-0447INTERCHANGEABLE
COIL,RADIO FREQUENCY
712010-031
5990-00-066-2217INTERCHANGEABLE
SYNCHRONIZER
108014
3040-00-091-3294INTERCHANGEABLE
DISC,BRAKE
A7803
3455-00-240-7318INTERCHANGEABLE
CUTTER,MILLING,ANGLE
13220
5930-00-567-5024INTERCHANGEABLE
SPRING,HELICAL COMP
108014
3030-00-844-3409INTERCHANGEABLE
BELT,V
22574MATCHED SET 3
5905-00-948-7021INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
2325660
5985-01-016-2875INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
7803
5330-01-122-0833INTERCHANGEABLE
GASKET
7803
5305-01-149-5368INTERCHANGEABLE
SCREW,MACHINE
10801-4
4820-01-203-1209INTERCHANGEABLE
VALVE,SAFETY RELIEF
MHC10-N-40A-10-2400
4730-01-257-8797INTERCHANGEABLE
SWING JOINT,MALE

Frequently Asked Questions

What is NSN 1660-00-546-1798?

NSN 1660-00-546-1798 is a Valve Assy,filler,l, manufactured by Mission Systems Orchard Park Inc, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-546-1798?

NSN 1660-00-546-1798 has 5 cross-referenced part numbers: 10801-4 (Mission Systems Orchard Park Inc), 10801-4 (Ingersoll-Rand Company Dba Ingersoll-Rand), C3050-1 (Conax Florida Corporation), C3050-1 (American Safety Flight Systems Inc), 78-03 (Arkwin Industries, Inc. Dba Arkwin Industries Inc).

What NSN replaces 1660-00-546-1798?

There are 12 known substitutes for 1660-00-546-1798: 5950-00-043-0447, 5990-00-066-2217, 3040-00-091-3294 and 9 more. Verify interchangeability with system specifications before substitution.

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