PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

812473-1Reducer and Filter

Mission Systems Davenport Inc. · NSN 1660-00-333-0184 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-333-0184 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-333-0184. Primary manufacturer part number: 812473-1.
Features
  • Reducer and Filter — FSC 1660
  • General Characteristics Item Description: CONSISTS OF P-N 812193-2 FILTER,P/N 812474-1 REDUCER,USED ON P/N 29005-1A1 CONVERTER
  • 4 verified cross-references
  • Primary manufacturer: Mission Systems Davenport Inc.
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Reducer and Filter, cataloged under National Stock Number 1660-00-333-0184, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Mission Systems Davenport Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN1660-00-333-0184
Primary Part Number812473-1
Item NameReducer and Filter
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerMission Systems Davenport Inc.
StatusCANCELLED
General Characteristics Item DescriptionCONSISTS OF P-N 812193-2 FILTER,P/N 812474-1 REDUCER,USED ON P/N 29005-1A1 CONVERTER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5962-00-009-4851741TC INTERCHANGEABLE
Microcircuit,linear
Fairchild Semiconductor Corp
5940-00-104-4148 INTERCHANGEABLE
Terminal,lug
6145-00-164-7026 INTERCHANGEABLE
Wire,electrical
3455-00-240-732213210 INTERCHANGEABLE
Cutter,milling,angle
Niagara Cutter Inc
5325-00-281-65681426 INTERCHANGEABLE
Grommet,nonmetallic
Parker-Hannifin Corporation Div O-Ring Division
3010-00-321-0619352939 INTERCHANGEABLE
Clutch Half,positive,nonvehicula
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5360-00-382-8168 INTERCHANGEABLE
Spring,helical,torsion
5365-00-483-9884 INTERCHANGEABLE
Spacer,plate
4810-00-564-779313210 INTERCHANGEABLE
Valve,linear,directional Control
Moog Inc
3040-00-890-5974 INTERCHANGEABLE
Shaft,shouldered
Cross-Reference Index
Part NumberManufacturer
8148650 Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force (USA)
13210 Mission Systems Orchard Park Inc (USA)
13210 Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
812473-1 PRIMARY Mission Systems Davenport Inc. (USA)
Related Parts
5962-00-009-4851INTERCHANGEABLE
MICROCIRCUIT,LINEAR
741TC
5940-00-104-4148INTERCHANGEABLE
TERMINAL,LUG
6145-00-164-7026INTERCHANGEABLE
WIRE,ELECTRICAL
3455-00-240-7322INTERCHANGEABLE
CUTTER,MILLING,ANGLE
13210
5325-00-281-6568INTERCHANGEABLE
GROMMET,NONMETALLIC
1426
3010-00-321-0619INTERCHANGEABLE
CLUTCH HALF,POSITIVE,NONVEHICULA
352939
5360-00-382-8168INTERCHANGEABLE
SPRING,HELICAL,TORSION
5365-00-483-9884INTERCHANGEABLE
SPACER,PLATE
4810-00-564-7793INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
13210
3040-00-890-5974INTERCHANGEABLE
SHAFT,SHOULDERED
3120-01-204-6739INTERCHANGEABLE
BUSHING,SLEEVE
5950-01-271-4818INTERCHANGEABLE
TRANSFORMER,POWER
662-0650-020

Frequently Asked Questions

What is NSN 1660-00-333-0184?

NSN 1660-00-333-0184 is a Reducer and Filter, manufactured by Mission Systems Davenport Inc., classified under FSC 1660 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1660-00-333-0184?

NSN 1660-00-333-0184 has 4 cross-referenced part numbers: 8148650 (Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force), 13210 (Mission Systems Orchard Park Inc), 13210 (Ingersoll-Rand Company Dba Ingersoll-Rand), 812473-1 (Mission Systems Davenport Inc.).

What NSN replaces 1660-00-333-0184?

There are 12 known substitutes for 1660-00-333-0184: 5962-00-009-4851, 5940-00-104-4148, 6145-00-164-7026 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 812473-1?

Key specifications for 812473-1: General Characteristics Item Description: CONSISTS OF P-N 812193-2 FILTER,P/N 812474-1 REDUCER,USED ON P/N 29005-1A1 CONVERTER. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1660-00-333-0184 still in active supply?

NSN 1660-00-333-0184 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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