PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4873-6Base,valve

Fl Aerospace Corp Janitrol Aero Div/general Design · NSN 1660-01-027-3493 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-01-027-3493 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-027-3493. Primary manufacturer part number: 4873-6.
Features
  • Base,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,valve, cataloged under National Stock Number 1660-01-027-3493, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-01-027-3493
Primary Part Number4873-6
Item NameBase,valve
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerFl Aerospace Corp Janitrol Aero Div/general Design
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-100-362152400 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5133-00-222-9469 INTERCHANGEABLE
Drill,twist
4921-01-030-012848736 INTERCHANGEABLE
Fitting Assembly,ev
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5120-01-220-9951 INTERCHANGEABLE
Screwdriver Set,cross Tip
Cross-Reference Index
Part NumberManufacturer
4873-6 Fl Aerospace Corp Janitrol Aero Div/general Design (USA)
Related Parts
3110-00-100-3621INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
52400
5133-00-222-9469INTERCHANGEABLE
DRILL,TWIST
4921-01-030-0128INTERCHANGEABLE
FITTING ASSEMBLY,EV
48736
5120-01-220-9951INTERCHANGEABLE
SCREWDRIVER SET,CROSS TIP

Frequently Asked Questions

What is NSN 1660-01-027-3493?

NSN 1660-01-027-3493 is a Base,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 1660-01-027-3493?

NSN 1660-01-027-3493 has 1 cross-referenced part number: 4873-6 (Fl Aerospace Corp Janitrol Aero Div/general Design).

What NSN replaces 1660-01-027-3493?

There are 4 known substitutes for 1660-01-027-3493: 3110-00-100-3621, 5133-00-222-9469, 4921-01-030-0128 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4873-6?

Key specifications for 4873-6: End Item Identification: ACFT MODEL NO. E3A. 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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