PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5728-G501Trap,moisture

Howell Laboratories Inc Dba Howell Laboratories Inc · NSN 4730-01-385-9111 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-385-9111 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-385-9111. Primary manufacturer part number: 5728-G501.
Features
  • Trap,moisture — FSC 4730
  • Material: STEEL CORROSION RESISTING BODY
  • Outlet Connection Type and Quantity: 1 THREADED EXTERNAL PIPE
  • Inlet Connection Type and Quantity: 1 THREADED EXTERNAL PIPE
  • 2 verified cross-references
  • Primary manufacturer: Howell Laboratories Inc Dba Howell Laboratories Inc
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Trap,moisture, cataloged under National Stock Number 4730-01-385-9111, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Howell Laboratories Inc Dba Howell Laboratories Inc. Government technical data includes 3 verified specifications, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-385-9111
Primary Part Number5728-G501
Item NameTrap,moisture
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHowell Laboratories Inc Dba Howell Laboratories Inc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING BODY
Outlet Connection Type and Quantity1 THREADED EXTERNAL PIPE
Inlet Connection Type and Quantity1 THREADED EXTERNAL PIPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2520-00-350-2644 INTERCHANGEABLE
Spring
5950-00-474-5610661178 INTERCHANGEABLE
Transformer,radio Frequency
Lockheed Martin Corporation Div Rms - Mitchel Field
5985-00-617-3540RF0143 INTERCHANGEABLE
Coupler,directional
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
5975-00-782-11185728 INTERCHANGEABLE
Pin,insulator
Graybar Electric Company, Inc
5330-01-027-19655728 INTERCHANGEABLE
Gasket
Pentair Filtration Solutions, Llc
6105-01-061-27685728 INTERCHANGEABLE
Motor,alternating Current
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
5325-01-282-26595728 INTERCHANGEABLE
Ring,retaining
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
2540-01-384-6085C-1100-2-18 INTERCHANGEABLE
Blade,windshield Wiper
Cvg Sprague Devices, Llc Dba Cvg Sprague Devices, Llc
Cross-Reference Index
Part NumberManufacturer
5728-G501 PRIMARY Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
5728 Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
Related Parts
2520-00-350-2644INTERCHANGEABLE
SPRING
5950-00-474-5610INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
661178
5985-00-617-3540INTERCHANGEABLE
COUPLER,DIRECTIONAL
RF0143
5975-00-782-1118INTERCHANGEABLE
PIN,INSULATOR
5728
5330-01-027-1965INTERCHANGEABLE
GASKET
5728
6105-01-061-2768INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
5728
5325-01-282-2659INTERCHANGEABLE
RING,RETAINING
5728
2540-01-384-6085INTERCHANGEABLE
BLADE,WINDSHIELD WIPER
C-1100-2-18

Frequently Asked Questions

What is NSN 4730-01-385-9111?

NSN 4730-01-385-9111 is a Trap,moisture, manufactured by Howell Laboratories Inc Dba Howell Laboratories Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-385-9111?

NSN 4730-01-385-9111 has 2 cross-referenced part numbers: 5728-G501 (Howell Laboratories Inc Dba Howell Laboratories Inc), 5728 (Howell Laboratories Inc Dba Howell Laboratories Inc).

What NSN replaces 4730-01-385-9111?

There are 8 known substitutes for 4730-01-385-9111: 2520-00-350-2644, 5950-00-474-5610, 5985-00-617-3540 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5728-G501?

Key specifications for 5728-G501: Material: STEEL CORROSION RESISTING BODY; Outlet Connection Type and Quantity: 1 THREADED EXTERNAL PIPE; Inlet Connection Type and Quantity: 1 THREADED EXTERNAL PIPE; Special Features: W/THREADED OUTLET FOR AUTO DRAIN. 6 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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