PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

146712-1Base,valve,cabin Air Pressure

Honeywell International, Inc Div Aerospace-Tucson · NSN 1660-00-008-8936 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-008-8936 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-008-8936. Primary manufacturer part number: 146712-1.
Features
  • Base,valve,cabin Air Pressure — FSC 1660
  • General Characteristics Item Description: ALUMINUM ALLOY,CASTING,7.32 IN. DIA,2.20 IN. THK IN
  • 2 verified cross-references
  • Primary manufacturer: Honeywell International, Inc Div Aerospace-Tucson
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Base,valve,cabin Air Pressure, cataloged under National Stock Number 1660-00-008-8936, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-00-008-8936
Primary Part Number146712-1
Item NameBase,valve,cabin Air Pressure
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerHoneywell International, Inc Div Aerospace-Tucson
StatusACTIVE
General Characteristics Item DescriptionALUMINUM ALLOY,CASTING,7.32 IN. DIA,2.20 IN. THK IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4810-00-501-8809 INTERCHANGEABLE
Retainer Seat
4810-01-117-0145146712-0001 INTERCHANGEABLE
Retainer,seat,valve
Marotta Controls Inc
5330-01-393-7503 INTERCHANGEABLE
Retainer Sleeve,seal
Cross-Reference Index
Part NumberManufacturer
146712-1 PRIMARY Honeywell International, Inc Div Aerospace-Tucson (USA)
146712-1 Honeywell International Inc. Div Aerospace - Torrance (USA)
Related Parts
4810-00-501-8809INTERCHANGEABLE
RETAINER SEAT
4810-01-117-0145INTERCHANGEABLE
RETAINER,SEAT,VALVE
146712-0001
5330-01-393-7503INTERCHANGEABLE
RETAINER SLEEVE,SEAL

Frequently Asked Questions

What is NSN 1660-00-008-8936?

NSN 1660-00-008-8936 is a Base,valve,cabin Air Pressure, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-008-8936?

NSN 1660-00-008-8936 has 2 cross-referenced part numbers: 146712-1 (Honeywell International, Inc Div Aerospace-Tucson), 146712-1 (Honeywell International Inc. Div Aerospace - Torrance).

What NSN replaces 1660-00-008-8936?

There are 3 known substitutes for 1660-00-008-8936: 4810-00-501-8809, 4810-01-117-0145, 5330-01-393-7503. Verify interchangeability with system specifications before substitution.

What are the specifications of 146712-1?

Key specifications for 146712-1: General Characteristics Item Description: ALUMINUM ALLOY,CASTING,7.32 IN. DIA,2.20 IN. THK IN. 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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