PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

124-4322618 PC 20ASpindle,mechanically Actuated

Naval Sea Systems Command · NSN 3040-01-474-8955 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-474-8955 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-474-8955. Primary manufacturer part number: 124-4322618 PC 20A.
Features
  • Spindle,mechanically Actuated — FSC 3040
  • Material: STEEL CORROSION RESISTING
  • 2 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Spindle,mechanically Actuated, cataloged under National Stock Number 3040-01-474-8955, 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 Sea Systems Command. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 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: Active.

Technical Specifications
ParameterValue
NSN3040-01-474-8955
Primary Part Number124-4322618 PC 20A
Item NameSpindle,mechanically Actuated
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5305-01-472-9345124-4322618 PC 14 INTERCHANGEABLE
Screw,externally Relieved Body
Naval Sea Systems Command
5310-01-472-9399124-4322618 PC 29 INTERCHANGEABLE
Washer,flat
Naval Sea Systems Command
5342-01-474-8055124-4322618 PC 2 INTERCHANGEABLE
Dog,door-Hatch
Naval Sea Systems Command
3040-01-474-8097124-4322618 PC3 INTERCHANGEABLE
Spindle,mechanically Actuated
Naval Sea Systems Command
2040-01-475-4940124-4322618 ASSY 81 INTERCHANGEABLE
Dog Assembly,hatch
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
124-4322618 PC 20A PRIMARY Naval Sea Systems Command (USA)
4322618 Naval Sea Systems Command (USA)
Related Parts
5305-01-472-9345INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
124-4322618 PC 14
5310-01-472-9399INTERCHANGEABLE
WASHER,FLAT
124-4322618 PC 29
5342-01-474-8055INTERCHANGEABLE
DOG,DOOR-HATCH
124-4322618 PC 2
3040-01-474-8097INTERCHANGEABLE
SPINDLE,MECHANICALLY ACTUATED
124-4322618 PC3
2040-01-475-4940INTERCHANGEABLE
DOG ASSEMBLY,HATCH
124-4322618 ASSY 81

Frequently Asked Questions

What is NSN 3040-01-474-8955?

NSN 3040-01-474-8955 is a Spindle,mechanically Actuated, manufactured by Naval Sea Systems Command, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-474-8955?

NSN 3040-01-474-8955 has 2 cross-referenced part numbers: 124-4322618 PC 20A (Naval Sea Systems Command), 4322618 (Naval Sea Systems Command).

What NSN replaces 3040-01-474-8955?

There are 5 known substitutes for 3040-01-474-8955: 5305-01-472-9345, 5310-01-472-9399, 5342-01-474-8055 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 124-4322618 PC 20A?

Key specifications for 124-4322618 PC 20A: End Item Identification: HATCHES BALLISTICS/30X36X71; Material: STEEL CORROSION RESISTING. 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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