PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17550Housing,antifriction Bearing

Triumph Thermal Systems - Maryland, Inc. · NSN 1660-00-326-6358 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-326-6358 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-326-6358. Primary manufacturer part number: 17550.
Features
  • Housing,antifriction Bearing — FSC 1660
  • General Characteristics Item Description: CONSISTING OF 17537 HOUSING AND 17520 SUPPORT
  • 1 verified cross-reference
  • Primary manufacturer: Triumph Thermal Systems - Maryland, Inc.
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Housing,antifriction Bearing, cataloged under National Stock Number 1660-00-326-6358, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-00-326-6358
Primary Part Number17550
Item NameHousing,antifriction Bearing
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerTriumph Thermal Systems - Maryland, Inc.
StatusACTIVE
General Characteristics Item DescriptionCONSISTING OF 17537 HOUSING AND 17520 SUPPORT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3030-00-084-372317550 INTERCHANGEABLE
Belt,v
Carlisle Power Transmission Products Inc
3455-00-240-732213210 INTERCHANGEABLE
Cutter,milling,angle
Niagara Cutter Inc
5950-00-528-1089 INTERCHANGEABLE
Coil,radio Frequency
4720-00-707-8757210 INTERCHANGEABLE
Hose,air Duct
Mercer Rubber Co.
4710-00-758-922317550 INTERCHANGEABLE
Tube Assembly,metal
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
2825-00-893-3542175502 INTERCHANGEABLE
Blade Set,steam Turbine
Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture
2825-01-305-872717550 INTERCHANGEABLE
Stator Assembly,turbine
Coffin Turbo Pump Inc
5330-01-368-0451 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
4710-01-559-687517550 INTERCHANGEABLE
Tube Assembly,metal
Silver Eagle Manufacturing Co
Cross-Reference Index
Part NumberManufacturer
17550 PRIMARY Triumph Thermal Systems - Maryland, Inc. (USA)
Related Parts
3030-00-084-3723INTERCHANGEABLE
BELT,V
17550
3455-00-240-7322INTERCHANGEABLE
CUTTER,MILLING,ANGLE
13210
5950-00-528-1089INTERCHANGEABLE
COIL,RADIO FREQUENCY
4720-00-707-8757INTERCHANGEABLE
HOSE,AIR DUCT
210
4710-00-758-9223INTERCHANGEABLE
TUBE ASSEMBLY,METAL
17550
2825-00-893-3542INTERCHANGEABLE
BLADE SET,STEAM TURBINE
175502
2825-01-305-8727INTERCHANGEABLE
STATOR ASSEMBLY,TURBINE
17550
5330-01-368-0451INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
4710-01-559-6875INTERCHANGEABLE
TUBE ASSEMBLY,METAL
17550

Frequently Asked Questions

What is NSN 1660-00-326-6358?

NSN 1660-00-326-6358 is a Housing,antifriction Bearing, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-326-6358?

NSN 1660-00-326-6358 has 1 cross-referenced part number: 17550 (Triumph Thermal Systems - Maryland, Inc.).

What NSN replaces 1660-00-326-6358?

There are 9 known substitutes for 1660-00-326-6358: 3030-00-084-3723, 3455-00-240-7322, 5950-00-528-1089 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17550?

Key specifications for 17550: General Characteristics Item Description: CONSISTING OF 17537 HOUSING AND 17520 SUPPORT. 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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