PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16494Seat,inlet Valve

Mission Systems Orchard Park Inc · NSN 1660-00-770-3289 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-770-3289 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-770-3289. Primary manufacturer part number: 16494.
Features
  • Seat,inlet Valve — FSC 1660
  • 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 Seat,inlet Valve, cataloged under National Stock Number 1660-00-770-3289, 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 2 commercial cross-references from 2 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 NameSeat,inlet Valve
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersMission Systems Orchard Park Inc (CAGE 04577); Ingersoll-Rand Company Dba Ingersoll-Rand (CAGE 03990)
Technical Specifications
ParameterValue
NSN1660-00-770-3289
Primary Part Number16494
Item NameSeat,inlet Valve
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerMission Systems Orchard Park Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5950-00-493-375426441 INTERCHANGEABLE
Transformer,power Autotransforme
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
2835-00-654-673816494 INTERCHANGEABLE
Base Assy,fuel Control
Solar Turbines Incorporated Dba Solar Turbines Incorporated
4730-01-421-059416494 INTERCHANGEABLE
Nipple,pipe
Spx Fluid Power
5330-01-570-501516-12247 INTERCHANGEABLE
Gasket
Rix Industries
6515-01-589-7354324.175 INTERCHANGEABLE
Guide Wire,bone Screw
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
16494 PRIMARY Mission Systems Orchard Park Inc (USA)
16494 Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
Related Parts
5950-00-493-3754INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
26441
2835-00-654-6738INTERCHANGEABLE
BASE ASSY,FUEL CONTROL
16494
4730-01-421-0594INTERCHANGEABLE
NIPPLE,PIPE
16494
5330-01-570-5015INTERCHANGEABLE
GASKET
16-12247
6515-01-589-7354INTERCHANGEABLE
GUIDE WIRE,BONE SCREW
324.175

Frequently Asked Questions

What is NSN 1660-00-770-3289?

NSN 1660-00-770-3289 is a Seat,inlet Valve, manufactured by Mission Systems Orchard Park Inc, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-770-3289?

NSN 1660-00-770-3289 has 2 cross-referenced part numbers: 16494 (Mission Systems Orchard Park Inc), 16494 (Ingersoll-Rand Company Dba Ingersoll-Rand).

What NSN replaces 1660-00-770-3289?

There are 5 known substitutes for 1660-00-770-3289: 5950-00-493-3754, 2835-00-654-6738, 4730-01-421-0594 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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