PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A73-18Parts Kit,valve,ove

New Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc · NSN 1660-00-677-3678 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-677-3678 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-677-3678. Primary manufacturer part number: A73-18.
Features
  • Parts Kit,valve,ove — FSC 1660
  • 1 verified cross-reference
  • Primary manufacturer: New Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Parts Kit,valve,ove, cataloged under National Stock Number 1660-00-677-3678, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is New Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameParts Kit,valve,ove
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersNew Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc (CAGE 05477)
Technical Specifications
ParameterValue
NSN1660-00-677-3678
Primary Part NumberA73-18
Item NameParts Kit,valve,ove
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerNew Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5915-00-782-8929SMD502382 INTERCHANGEABLE
Filter Assembly,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1680-01-093-2319A7318 INTERCHANGEABLE
Rod,actuator Linear
Simmonds Precision Products Inc
4130-01-276-0826 INTERCHANGEABLE
Accumulator,refrigerant
Cross-Reference Index
Part NumberManufacturer
A73-18 New Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc (USA)
Related Parts
5915-00-782-8929INTERCHANGEABLE
FILTER ASSEMBLY,ELECTRICAL
SMD502382
1680-01-093-2319INTERCHANGEABLE
ROD,ACTUATOR LINEAR
A7318
4130-01-276-0826INTERCHANGEABLE
ACCUMULATOR,REFRIGERANT

Frequently Asked Questions

What is NSN 1660-00-677-3678?

NSN 1660-00-677-3678 is a Parts Kit,valve,ove, manufactured by New Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-677-3678?

NSN 1660-00-677-3678 has 1 cross-referenced part number: A73-18 (New Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc).

What NSN replaces 1660-00-677-3678?

There are 3 known substitutes for 1660-00-677-3678: 5915-00-782-8929, 1680-01-093-2319, 4130-01-276-0826. Verify interchangeability with system specifications before substitution.

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