PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51088Quill,valve

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-01-545-9250 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-545-9250 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-545-9250. Primary manufacturer part number: 51088.
Features
  • Quill,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Quill,valve, cataloged under National Stock Number 4820-01-545-9250, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. This item has 1 commercial cross-reference 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.

Catalog Facts
Item NameQuill,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersEaton Aerospace Llc Dba Eaton Aerospace Jackson (CAGE 99643)
Technical Specifications
ParameterValue
NSN4820-01-545-9250
Primary Part Number51088
Item NameQuill,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-040-9778 INTERCHANGEABLE
Retainer and Rollers,bearing
5905-00-118-4559 INTERCHANGEABLE
Resistor,fixed,composition
2940-00-378-97311321286 INTERCHANGEABLE
Filter Element,fluid
Chrysler Realty Company Llc Dba Daimler Chrysler
5950-01-179-464551088 INTERCHANGEABLE
Transformer,power
Standex Electronics, Inc.
5305-01-465-029451088 INTERCHANGEABLE
Setscrew
Ingersoll-Rand Co Rock Drill Div Plant
Cross-Reference Index
Part NumberManufacturer
51088 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
3110-00-040-9778INTERCHANGEABLE
RETAINER AND ROLLERS,BEARING
5905-00-118-4559INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
2940-00-378-9731INTERCHANGEABLE
FILTER ELEMENT,FLUID
1321286
5950-01-179-4645INTERCHANGEABLE
TRANSFORMER,POWER
51088
5305-01-465-0294INTERCHANGEABLE
SETSCREW
51088

Frequently Asked Questions

What is NSN 4820-01-545-9250?

NSN 4820-01-545-9250 is a Quill,valve, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-545-9250?

NSN 4820-01-545-9250 has 1 cross-referenced part number: 51088 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4820-01-545-9250?

There are 5 known substitutes for 4820-01-545-9250: 3110-00-040-9778, 5905-00-118-4559, 2940-00-378-9731 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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