PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

123-4775355 ITEM 4Spindle,mechanically Actuated

Naval Ship Systems Command · NSN 3040-01-352-2429 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-352-2429 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-352-2429. Primary manufacturer part number: 123-4775355 ITEM 4.
Features
  • Spindle,mechanically Actuated — FSC 3040
  • 2 verified cross-references
  • Primary manufacturer: Naval Ship Systems Command
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spindle,mechanically Actuated, cataloged under National Stock Number 3040-01-352-2429, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Ship Systems Command. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-352-2429
Primary Part Number123-4775355 ITEM 4
Item NameSpindle,mechanically Actuated
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3020-01-352-61074775355 ITEM 9 INTERCHANGEABLE
Gear,worm
Naval Ship Systems Command
3020-01-445-7561123-4403554 PIECE 4 INTERCHANGEABLE
Gear Sector,worm Wheel
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
123-4775355 ITEM 4 PRIMARY Naval Ship Systems Command (USA)
4775355 Naval Ship Systems Command (USA)
Related Parts
3020-01-352-6107INTERCHANGEABLE
GEAR,WORM
4775355 ITEM 9
3020-01-445-7561INTERCHANGEABLE
GEAR SECTOR,WORM WHEEL
123-4403554 PIECE 4

Frequently Asked Questions

What is NSN 3040-01-352-2429?

NSN 3040-01-352-2429 is a Spindle,mechanically Actuated, manufactured by Naval Ship Systems Command, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-352-2429?

NSN 3040-01-352-2429 has 2 cross-referenced part numbers: 123-4775355 ITEM 4 (Naval Ship Systems Command), 4775355 (Naval Ship Systems Command).

What NSN replaces 3040-01-352-2429?

There are 2 known substitutes for 3040-01-352-2429: 3020-01-352-6107, 3020-01-445-7561. Verify interchangeability with system specifications before substitution.

What are the specifications of 123-4775355 ITEM 4?

Key specifications for 123-4775355 ITEM 4: Overall Length: 5.615 INCHES MINIMUM AND 5.625 INCHES MAXIMUM IN; Special Features: SECTION SHAPE,FLATTEN ROUND, SECOND END;SHAFT LOCATION, ONE END OF WORM; STRAIGHT UNTHREADED LENGTH,2.560 IN.NOMINAL,1.500 IN. MIN.,1.240 IN. MAX.;STRAIGHT UNTHREADED SET DIAMETER, 0.438 IN.NOM.,0.559 IN.MIN.;1ST END THD, 3/8-16 UNC-3A BY 0.290 IN. LG; 2ND END 1.120 IN. WIDE BY 0.643 IN. THK W/0.502 IN.DIA THRU HOLE AND 1/4-20 UNC-2B SETSCREW HOLE GOING THRU HOLE; MATERIAL, BRASS A. 2 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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