PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

110052Plunger,relief

Transdigm Inc Div Aero Fluid Products · NSN 4820-01-037-1909 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-037-1909 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-037-1909. Primary manufacturer part number: 110052.
Features
  • Plunger,relief — FSC 4820
  • General Characteristics Item Description: 0.830 IN. O/A LG IN
  • 1 verified cross-reference
  • Primary manufacturer: Transdigm Inc Div Aero Fluid Products
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Plunger,relief, cataloged under National Stock Number 4820-01-037-1909, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Transdigm Inc Div Aero Fluid Products. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-037-1909
Primary Part Number110052
Item NamePlunger,relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTransdigm Inc Div Aero Fluid Products
StatusACTIVE
General Characteristics Item Description0.830 IN. O/A LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5945-00-401-7727110-052-2S INTERCHANGEABLE
Relay,electromagnetic
Bell Textron Inc
5985-01-298-1148110052 INTERCHANGEABLE
Antenna Subassembly
Gabriel Electronics Inc
5998-01-594-3324SBBA9019 INTERCHANGEABLE
Circuit Card Assembly
Compass Water Solutions, Inc
Cross-Reference Index
Part NumberManufacturer
110052 PRIMARY Transdigm Inc Div Aero Fluid Products (USA)
Related Parts
5945-00-401-7727INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
110-052-2S
5985-01-298-1148INTERCHANGEABLE
ANTENNA SUBASSEMBLY
110052
5998-01-594-3324INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
SBBA9019

Frequently Asked Questions

What is NSN 4820-01-037-1909?

NSN 4820-01-037-1909 is a Plunger,relief, manufactured by Transdigm Inc Div Aero Fluid Products, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-037-1909?

NSN 4820-01-037-1909 has 1 cross-referenced part number: 110052 (Transdigm Inc Div Aero Fluid Products).

What NSN replaces 4820-01-037-1909?

There are 3 known substitutes for 4820-01-037-1909: 5945-00-401-7727, 5985-01-298-1148, 5998-01-594-3324. Verify interchangeability with system specifications before substitution.

What are the specifications of 110052?

Key specifications for 110052: General Characteristics Item Description: 0.830 IN. O/A LG IN; End Item Identification: F-14A AIRCRAFT A. 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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