PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

02-4578-02Worm Shaft

Scotsman Industries Inc Div Scotsman Ice Systems · NSN 3040-01-074-4639 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-074-4639 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-074-4639. Primary manufacturer part number: 02-4578-02.
Features
  • Worm Shaft — FSC 3040
  • Worm Thread Direction: RIGHT-HAND
  • Shaft Location: BOTH ENDS OF WORM
  • Worm Thread Lead: 1.750 INCHES NOMINAL IN
  • Worm Pressure Angle in Deg: 4.000
  • Worm Body Tapered Bearing Surface End: NOT PROVIDED
  • Worm Thread Quantity: 1
  • Worm Helix Angle: 15 DEG
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Worm Shaft, cataloged under National Stock Number 3040-01-074-4639, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Scotsman Industries Inc Div Scotsman Ice Systems. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3040-01-074-4639
Primary Part Number02-4578-02
Item NameWorm Shaft
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerScotsman Industries Inc Div Scotsman Ice Systems
StatusCANCELLED
Worm Thread DirectionRIGHT-HAND
Shaft LocationBOTH ENDS OF WORM
Worm Thread Lead1.750 INCHES NOMINAL IN
Worm Pressure Angle in Deg4.000
Worm Body Tapered Bearing Surface EndNOT PROVIDED
Worm Thread Quantity1
Worm Helix Angle15 DEG
Worm Body Length8.250 INCHES NOMINAL IN
Worm Outside Diameter2.000 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
Straight Unthreaded Length1.656 INCHES NOMINAL SECOND END FIRST PORTION IN
Straight Unthreaded Section Diameter0.625 INCHES NOMINAL SECOND END FIRST PORTION IN
End SimilarityIDENTICAL
Straight Unthreaded Length0.906 INCHES NOMINAL FIRST END FIRST PORTION IN
Straight Unthreaded Length0.718 INCHES NOMINAL SECOND END SECOND PORTION IN
Straight Unthreaded Section Diameter1.000 INCHES NOMINAL FIRST END SECOND PORTION IN
Straight Unthreaded Section Diameter0.656 INCHES NOMINAL FIRST END FIRST PORTION IN
Straight Unthreaded Section Diameter1.000 INCHES NOMINAL SECOND END SECOND PORTION IN
Straight Unthreaded Length1.250 INCHES NOMINAL FIRST END SECOND PORTION IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
2915-00-328-35842-153-8 INTERCHANGEABLE
Float Assy,valve
Parker Hannifin Corporation Div Aerospace Group Headquarters
5360-00-423-24977010567 INTERCHANGEABLE
Spring,helical,compression
U S Army Tank Automotive Command Amsta-Im-Mm
5365-00-837-7948215-38 INTERCHANGEABLE
Spacer,ring
Aerco International, Inc. Dba Aerco International Inc
4460-01-267-8976 INTERCHANGEABLE
Electrical Assembly
5920-01-276-883121538 INTERCHANGEABLE
Absorber,overvoltage
National Oil Well Dba Iec Baylor
Cross-Reference Index
Part NumberManufacturer
FDE474 PAGE 4 ITEM 9 Scotsman Industries Inc Div Scotsman Ice Systems (USA)
02-4578-02 PRIMARY Scotsman Industries Inc Div Scotsman Ice Systems (USA)
02-1538-00 Scotsman Industries Inc Div Scotsman Ice Systems (USA)
A29669-001 Scotsman Industries Inc Div Scotsman Ice Systems (USA)
2-1538 Scotsman Industries Inc Div Scotsman Ice Systems (USA)
Related Parts
2915-00-328-3584INTERCHANGEABLE
FLOAT ASSY,VALVE
2-153-8
5360-00-423-2497INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
7010567
5365-00-837-7948INTERCHANGEABLE
SPACER,RING
215-38
4460-01-267-8976INTERCHANGEABLE
ELECTRICAL ASSEMBLY
5920-01-276-8831INTERCHANGEABLE
ABSORBER,OVERVOLTAGE
21538

Frequently Asked Questions

What is NSN 3040-01-074-4639?

NSN 3040-01-074-4639 is a Worm Shaft, manufactured by Scotsman Industries Inc Div Scotsman Ice Systems, classified under FSC 3040 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3040-01-074-4639?

NSN 3040-01-074-4639 has 5 cross-referenced part numbers: FDE474 PAGE 4 ITEM 9 (Scotsman Industries Inc Div Scotsman Ice Systems), 02-4578-02 (Scotsman Industries Inc Div Scotsman Ice Systems), 02-1538-00 (Scotsman Industries Inc Div Scotsman Ice Systems), A29669-001 (Scotsman Industries Inc Div Scotsman Ice Systems), 2-1538 (Scotsman Industries Inc Div Scotsman Ice Systems).

What NSN replaces 3040-01-074-4639?

There are 5 known substitutes for 3040-01-074-4639: 2915-00-328-3584, 5360-00-423-2497, 5365-00-837-7948 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 02-4578-02?

Key specifications for 02-4578-02: Worm Thread Direction: RIGHT-HAND; Shaft Location: BOTH ENDS OF WORM; Worm Thread Lead: 1.750 INCHES NOMINAL IN; Worm Pressure Angle in Deg: 4.000. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3040-01-074-4639 still in active supply?

NSN 3040-01-074-4639 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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