PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

503567Disc,turbine Bypass

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 1660-00-611-9437 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-611-9437 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-611-9437. Primary manufacturer part number: 503567.
Features
  • Disc,turbine Bypass — FSC 1660
  • 1 verified cross-reference
  • Primary manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Disc,turbine Bypass, cataloged under National Stock Number 1660-00-611-9437, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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.

Catalog Facts
Item NameDisc,turbine Bypass
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersHamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030)
Technical Specifications
ParameterValue
NSN1660-00-611-9437
Primary Part Number503567
Item NameDisc,turbine Bypass
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-050-3209 INTERCHANGEABLE
Nut,self-Locking,hexagon
5998-00-546-5559503567 INTERCHANGEABLE
Holder,printed Circuit Board
Aimtron Systems, Llc
5307-00-695-733850-33A2 INTERCHANGEABLE
Stud,shouldered
Trailmobile Inc Sub of the Pullman Co
3110-00-878-63092180634 INTERCHANGEABLE
Bearing,roller,cylindrical
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
503567 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
Related Parts
5310-00-050-3209INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5998-00-546-5559INTERCHANGEABLE
HOLDER,PRINTED CIRCUIT BOARD
503567
5307-00-695-7338INTERCHANGEABLE
STUD,SHOULDERED
50-33A2
3110-00-878-6309INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
2180634

Frequently Asked Questions

What is NSN 1660-00-611-9437?

NSN 1660-00-611-9437 is a Disc,turbine Bypass, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-611-9437?

NSN 1660-00-611-9437 has 1 cross-referenced part number: 503567 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What NSN replaces 1660-00-611-9437?

There are 4 known substitutes for 1660-00-611-9437: 5310-00-050-3209, 5998-00-546-5559, 5307-00-695-7338 and 1 more. Verify interchangeability with system specifications before substitution.

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