PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15574Poppet S.e.

Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit · NSN 4820-01-084-3379 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-084-3379 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-084-3379. Primary manufacturer part number: 15574.
Features
  • Poppet S.e. — FSC 4820
  • General Characteristics Item Description: PART OF ASSEMBLY; MATERIAL IS STAINLESS STEEL
  • 1 verified cross-reference
  • Primary manufacturer: Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Poppet S.e., cataloged under National Stock Number 4820-01-084-3379, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit. 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-084-3379
Primary Part Number15574
Item NamePoppet S.e.
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTeledyne Industries Inc Teledyne Fluid Systems Republic Business Unit
StatusACTIVE
General Characteristics Item DescriptionPART OF ASSEMBLY; MATERIAL IS STAINLESS STEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2990-00-322-195015574 INTERCHANGEABLE
Retainer,boot,hydra
Napco International Llc Dba Napco International Inc
4820-01-277-8477 INTERCHANGEABLE
Disk,valve
3030-01-304-256715574 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
4820-01-355-2536 INTERCHANGEABLE
Disk,valve
5330-01-359-129215574 INTERCHANGEABLE
Seal,plain
New Venture Gear Inc New Process Gear Div
Cross-Reference Index
Part NumberManufacturer
15574 Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
Related Parts
2990-00-322-1950INTERCHANGEABLE
RETAINER,BOOT,HYDRA
15574
4820-01-277-8477INTERCHANGEABLE
DISK,VALVE
3030-01-304-2567INTERCHANGEABLE
BELT,V
15574
4820-01-355-2536INTERCHANGEABLE
DISK,VALVE
5330-01-359-1292INTERCHANGEABLE
SEAL,PLAIN
15574

Frequently Asked Questions

What is NSN 4820-01-084-3379?

NSN 4820-01-084-3379 is a Poppet S.e., manufactured by Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-084-3379?

NSN 4820-01-084-3379 has 1 cross-referenced part number: 15574 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit).

What NSN replaces 4820-01-084-3379?

There are 5 known substitutes for 4820-01-084-3379: 2990-00-322-1950, 4820-01-277-8477, 3030-01-304-2567 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15574?

Key specifications for 15574: End Item Identification: PHT-1 TEST STAND; General Characteristics Item Description: PART OF ASSEMBLY; MATERIAL IS STAINLESS STEEL. 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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