PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

124-4322618 PC 2Dog,door-Hatch

Naval Sea Systems Command · NSN 5342-01-474-8055 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-01-474-8055 — this item is cataloged by the U.S. Government under National Stock Number 5342-01-474-8055. Primary manufacturer part number: 124-4322618 PC 2.
Features
  • Dog,door-Hatch — FSC 5342
  • Hole Shape: ROUND
  • Material: STEEL
  • 3 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Applications requiring Steel construction
General Description

The Dog,door-Hatch, cataloged under National Stock Number 5342-01-474-8055, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN5342-01-474-8055
Primary Part Number124-4322618 PC 2
Item NameDog,door-Hatch
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerNaval Sea Systems Command
StatusACTIVE
Hole ShapeROUND
MaterialSTEEL
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
3040-01-474-8097124-4322618 PC3 INTERCHANGEABLE
Spindle,mechanically Actuated
Naval Sea Systems Command
3040-01-474-8955124-4322618 PC 20A 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 2B Naval Sea Systems Command (USA)
124-4322618 PC 2 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
3040-01-474-8097INTERCHANGEABLE
SPINDLE,MECHANICALLY ACTUATED
124-4322618 PC3
3040-01-474-8955INTERCHANGEABLE
SPINDLE,MECHANICALLY ACTUATED
124-4322618 PC 20A
2040-01-475-4940INTERCHANGEABLE
DOG ASSEMBLY,HATCH
124-4322618 ASSY 81

Frequently Asked Questions

What is NSN 5342-01-474-8055?

NSN 5342-01-474-8055 is a Dog,door-Hatch, manufactured by Naval Sea Systems Command, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-01-474-8055?

NSN 5342-01-474-8055 has 3 cross-referenced part numbers: 124-4322618 PC 2B (Naval Sea Systems Command), 124-4322618 PC 2 (Naval Sea Systems Command), 4322618 (Naval Sea Systems Command).

What NSN replaces 5342-01-474-8055?

There are 5 known substitutes for 5342-01-474-8055: 5305-01-472-9345, 5310-01-472-9399, 3040-01-474-8097 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 124-4322618 PC 2?

Key specifications for 124-4322618 PC 2: End Item Identification: USED ON AIRCRAFT CARRIER CVAN 68-HATCHES, BALLISTIC DOGS ETC-DETAILS; Overall Length: 5.7500 INCHES NOMINAL IN; Overall Width: 1.8750 INCHES NOMINAL IN; Hole Shape: ROUND. 5 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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