PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

154911Probe,low Water

Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global · NSN 4520-00-309-6878 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-00-309-6878 — this item is cataloged by the U.S. Government under National Stock Number 4520-00-309-6878. Primary manufacturer part number: 154911.
Features
  • Probe,low Water — FSC 4520
  • General Characteristics Item Description: 2.500 IN. LG IN
  • 1 verified cross-reference
  • Primary manufacturer: Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Probe,low Water, cataloged under National Stock Number 4520-00-309-6878, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-00-309-6878
Primary Part Number154911
Item NameProbe,low Water
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerAesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global
StatusACTIVE
General Characteristics Item Description2.500 IN. LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-259-5774154911 INTERCHANGEABLE
Transformer,power
Getronics Government Solutions Llc
5910-00-327-064115491-1 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Republic Electronics Corp S Inc
5945-01-033-553604710162-002 INTERCHANGEABLE
Relay,electromagnetic
Getronics Government Solutions Llc
5998-01-153-1828 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
154911 PRIMARY Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global (USA)
Related Parts
5950-00-259-5774INTERCHANGEABLE
TRANSFORMER,POWER
154911
5910-00-327-0641INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
15491-1
5945-01-033-5536INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
04710162-002
5998-01-153-1828INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY

Frequently Asked Questions

What is NSN 4520-00-309-6878?

NSN 4520-00-309-6878 is a Probe,low Water, manufactured by Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-00-309-6878?

NSN 4520-00-309-6878 has 1 cross-referenced part number: 154911 (Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global).

What NSN replaces 4520-00-309-6878?

There are 4 known substitutes for 4520-00-309-6878: 5950-00-259-5774, 5910-00-327-0641, 5945-01-033-5536 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 154911?

Key specifications for 154911: General Characteristics Item Description: 2.500 IN. LG IN. 1 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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