PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81875Filter Assembly,air

Honeywell International Inc. Div Aerospace - Torrance · NSN 1660-00-219-4841 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-219-4841 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-219-4841. Primary manufacturer part number: 81875.
Features
  • Filter Assembly,air — FSC 1660
  • General Characteristics Item Description: 0.009 IN. DIA WIRE SCREEN CRES;BRASS SHEET QQ-B-611;BASE-1.945 IN. DIA,2.000 IN. TALL;TOP-0.420 IN. DIA BEFORE FLATTENING IN
  • 3 verified cross-references
  • Primary manufacturer: Honeywell International Inc. Div Aerospace - Torrance
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter Assembly,air, cataloged under National Stock Number 1660-00-219-4841, 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 - Torrance. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN1660-00-219-4841
Primary Part Number81875
Item NameFilter Assembly,air
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerHoneywell International Inc. Div Aerospace - Torrance
StatusACTIVE
General Characteristics Item Description0.009 IN. DIA WIRE SCREEN CRES;BRASS SHEET QQ-B-611;BASE-1.945 IN. DIA,2.000 IN. TALL;TOP-0.420 IN. DIA BEFORE FLATTENING IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-00-080-905281875 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
2815-00-908-666441158085 INTERCHANGEABLE
Ring Set,piston
Perkins Engines Inc
5985-00-984-0748734674 INTERCHANGEABLE
Seal,radio Frequency Transmissio
Rfs Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
81875 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
1660PL0645947 Jednolity Indeks Materialowy - Uniform Material Index (POL)
81875 PRIMARY Honeywell International Inc. Div Aerospace - Torrance (USA)
Related Parts
5935-00-080-9052INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
81875
2815-00-908-6664INTERCHANGEABLE
RING SET,PISTON
41158085
5985-00-984-0748INTERCHANGEABLE
SEAL,RADIO FREQUENCY TRANSMISSIO
734674

Frequently Asked Questions

What is NSN 1660-00-219-4841?

NSN 1660-00-219-4841 is a Filter Assembly,air, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-219-4841?

NSN 1660-00-219-4841 has 3 cross-referenced part numbers: 81875 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 1660PL0645947 (Jednolity Indeks Materialowy - Uniform Material Index), 81875 (Honeywell International Inc. Div Aerospace - Torrance).

What NSN replaces 1660-00-219-4841?

There are 3 known substitutes for 1660-00-219-4841: 5935-00-080-9052, 2815-00-908-6664, 5985-00-984-0748. Verify interchangeability with system specifications before substitution.

What are the specifications of 81875?

Key specifications for 81875: General Characteristics Item Description: 0.009 IN. DIA WIRE SCREEN CRES;BRASS SHEET QQ-B-611;BASE-1.945 IN. DIA,2.000 IN. TALL;TOP-0.420 IN. DIA BEFORE FLATTENING 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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