PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L566/50 ITEM-20Shaft,straight

Ulstein Usa Inc · NSN 3040-01-320-8275 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-320-8275 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-320-8275. Primary manufacturer part number: L566/50 ITEM-20.
Features
  • Shaft,straight — FSC 3040
  • 8 verified cross-references
  • Primary manufacturer: Ulstein Usa Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Shaft,straight, cataloged under National Stock Number 3040-01-320-8275, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ulstein Usa Inc. This item has 8 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: Active.

Technical Specifications
ParameterValue
NSN3040-01-320-8275
Primary Part NumberL566/50 ITEM-20
Item NameShaft,straight
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerUlstein Usa Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4720-00-290-868320427 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5999-00-394-0380136-0384-00 INTERCHANGEABLE
Contact,electrical
Tektronix, Inc.
1270-00-671-894052120 INTERCHANGEABLE
Waveguide Assy
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5950-00-942-4801 INTERCHANGEABLE
Transformer,power
5999-01-109-97221251-5318 INTERCHANGEABLE
Contact,electrical
Keysight Technologies Inc
2815-01-255-8633 INTERCHANGEABLE
Exhaust,riser Tubbo
2590-01-276-4959084756 INTERCHANGEABLE
Cap,filler Opening
Excel Industries, Inc Dba Excel Industries of Kansas Div Government Sales
2815-01-303-2576412105 INTERCHANGEABLE
Push Rod,engine Poppet Valve
Augusta Engine Parts, Inc. Dba Augusta Engine Parts, Inc.
3455-01-312-552618021-F209 INTERCHANGEABLE
Cutter,milling,end
F & D Tool Co Inc
5998-01-413-5434 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
L566/50 ITEM-20 Ulstein Usa Inc (USA)
L566/45 L705/86AITEM-22 Ulstein Usa Inc (USA)
RE8/18 Ulstein Usa Inc (USA)
52120 Ulstein Usa Inc (USA)
084756 Rolls-Royce Marine North America Inc. (USA)
84756 Ulstein Usa Inc (USA)
084756 Rolls-Royce Holdings Plc (GBR)
084756 Rolls-Royce Marine North America Inc (USA)
Related Parts
4720-00-290-8683INTERCHANGEABLE
HOSE,PREFORMED
20427
5999-00-394-0380INTERCHANGEABLE
CONTACT,ELECTRICAL
136-0384-00
1270-00-671-8940INTERCHANGEABLE
WAVEGUIDE ASSY
52120
5950-00-942-4801INTERCHANGEABLE
TRANSFORMER,POWER
5999-01-109-9722INTERCHANGEABLE
CONTACT,ELECTRICAL
1251-5318
2815-01-255-8633INTERCHANGEABLE
EXHAUST,RISER TUBBO
2590-01-276-4959INTERCHANGEABLE
CAP,FILLER OPENING
084756
2815-01-303-2576INTERCHANGEABLE
PUSH ROD,ENGINE POPPET VALVE
412105
3455-01-312-5526INTERCHANGEABLE
CUTTER,MILLING,END
18021-F209
5998-01-413-5434INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
8145-01-465-3687INTERCHANGEABLE
STORAGE CONTAINER,FLEXIBLE
56120-000
5985-01-480-2878INTERCHANGEABLE
SWITCH,WAVEGUIDE
G706006-1

Frequently Asked Questions

What is NSN 3040-01-320-8275?

NSN 3040-01-320-8275 is a Shaft,straight, manufactured by Ulstein Usa Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-320-8275?

NSN 3040-01-320-8275 has 8 cross-referenced part numbers: L566/50 ITEM-20 (Ulstein Usa Inc), L566/45 L705/86AITEM-22 (Ulstein Usa Inc), RE8/18 (Ulstein Usa Inc), 52120 (Ulstein Usa Inc), 084756 (Rolls-Royce Marine North America Inc.) and 3 more.

What NSN replaces 3040-01-320-8275?

There are 12 known substitutes for 3040-01-320-8275: 4720-00-290-8683, 5999-00-394-0380, 1270-00-671-8940 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L566/50 ITEM-20?

Key specifications for L566/50 ITEM-20: End Item Identification: DIESEL ENGINE. 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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