PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4873-5Base Assembly,valve

Fl Aerospace Corp Janitrol Aero Div/general Design · NSN 1660-01-027-0370 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-01-027-0370 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-027-0370. Primary manufacturer part number: 4873-5.
Features
  • Base Assembly,valve — FSC 1660
  • 1 verified cross-reference
  • Primary manufacturer: Fl Aerospace Corp Janitrol Aero Div/general Design
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Base Assembly,valve, cataloged under National Stock Number 1660-01-027-0370, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Fl Aerospace Corp Janitrol Aero Div/general Design. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-01-027-0370
Primary Part Number4873-5
Item NameBase Assembly,valve
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerFl Aerospace Corp Janitrol Aero Div/general Design
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-100-068412364377-1 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
Cross-Reference Index
Part NumberManufacturer
4873-5 Fl Aerospace Corp Janitrol Aero Div/general Design (USA)
Related Parts
3110-00-100-0684INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
12364377-1

Frequently Asked Questions

What is NSN 1660-01-027-0370?

NSN 1660-01-027-0370 is a Base Assembly,valve, manufactured by Fl Aerospace Corp Janitrol Aero Div/general Design, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-01-027-0370?

NSN 1660-01-027-0370 has 1 cross-referenced part number: 4873-5 (Fl Aerospace Corp Janitrol Aero Div/general Design).

What NSN replaces 1660-01-027-0370?

There is 1 known substitute for 1660-01-027-0370: 3110-00-100-0684. Verify interchangeability with system specifications before substitution.

What are the specifications of 4873-5?

Key specifications for 4873-5: End Item Identification: ACFT MODEL E-3A A. 1 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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