PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

328-6AConnector,thru-Hull

Perko Inc · NSN 2040-01-399-5793 · FSC 2040 · No Item Name Available
Verified by PartsTable
NSN 2040-01-399-5793 — this item is cataloged by the U.S. Government under National Stock Number 2040-01-399-5793. Primary manufacturer part number: 328-6A.
Features
  • Connector,thru-Hull — FSC 2040
  • Material: PLASTIC POLYAMIDE NYLON
  • Outside Diameter: 1.125 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Perko Inc
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Plastic Polyamide Nylon construction
General Description

The Connector,thru-Hull, cataloged under National Stock Number 2040-01-399-5793, is classified within Federal Supply Class 2040 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Perko Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2040-01-399-5793
Primary Part Number328-6A
Item NameConnector,thru-Hull
FSC / FSG2040 / 20 — No Item Name Available
ManufacturerPerko Inc
StatusACTIVE
MaterialPLASTIC POLYAMIDE NYLON
Outside Diameter1.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4730-01-309-9977259-2024-4-6 INTERCHANGEABLE
Elbow,pipe to Tube
Danfoss Power Solutions II, Llc
4730-01-398-85282023-6-8B INTERCHANGEABLE
Elbow,pipe to Tube
Danfoss Power Solutions II, Llc
4730-01-399-10653914579 INTERCHANGEABLE
Adapter,straight,tube to Hose
Cummins Inc.
4720-01-399-1853CF-02 INTERCHANGEABLE
Parts Kit,hose Assembly,nonmetal
Hynautic Inc Div of Sta-Rite Industries Inc
4820-01-406-0358BBV-38 INTERCHANGEABLE
Valve,ball
Dvcc, Llc
4820-01-406-0360BBV-25 INTERCHANGEABLE
Valve,ball
Dvcc, Llc
4320-01-407-0986 INTERCHANGEABLE
Parts Kit,reciprocating Pump
4320-01-407-0990WS-280B INTERCHANGEABLE
Pump,reciprocating
Imtra Corp
4320-01-407-0993WSK-280 INTERCHANGEABLE
Parts Kit,reciprocating Pump
Imtra Corp
Cross-Reference Index
Part NumberManufacturer
5105293 Naval Sea Systems Command (USA)
5105293 PIECE 54 Naval Sea Systems Command (USA)
328-6A PRIMARY Perko Inc (USA)
328-6A Bossaire Inc (USA)
Related Parts
4730-01-309-9977INTERCHANGEABLE
ELBOW,PIPE TO TUBE
259-2024-4-6
4730-01-398-8528INTERCHANGEABLE
ELBOW,PIPE TO TUBE
2023-6-8B
4730-01-399-1065INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
3914579
4720-01-399-1853INTERCHANGEABLE
PARTS KIT,HOSE ASSEMBLY,NONMETAL
CF-02
4820-01-406-0358INTERCHANGEABLE
VALVE,BALL
BBV-38
4820-01-406-0360INTERCHANGEABLE
VALVE,BALL
BBV-25
4320-01-407-0986INTERCHANGEABLE
PARTS KIT,RECIPROCATING PUMP
4320-01-407-0990INTERCHANGEABLE
PUMP,RECIPROCATING
WS-280B
4320-01-407-0993INTERCHANGEABLE
PARTS KIT,RECIPROCATING PUMP
WSK-280

Frequently Asked Questions

What is NSN 2040-01-399-5793?

NSN 2040-01-399-5793 is a Connector,thru-Hull, manufactured by Perko Inc, classified under FSC 2040 (No Item Name Available). Status: active.

What are the part numbers for NSN 2040-01-399-5793?

NSN 2040-01-399-5793 has 4 cross-referenced part numbers: 5105293 (Naval Sea Systems Command), 5105293 PIECE 54 (Naval Sea Systems Command), 328-6A (Perko Inc), 328-6A (Bossaire Inc).

What NSN replaces 2040-01-399-5793?

There are 9 known substitutes for 2040-01-399-5793: 4730-01-309-9977, 4730-01-398-8528, 4730-01-399-1065 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 328-6A?

Key specifications for 328-6A: Material: PLASTIC POLYAMIDE NYLON; Outside Diameter: 1.125 INCHES NOMINAL IN. 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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