PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

80021Parts Kit,check Valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-477-0515 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-477-0515 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-477-0515. Primary manufacturer part number: 80021.
Features
  • Parts Kit,check Valve — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Parts Kit,check Valve, cataloged under National Stock Number 4820-01-477-0515, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-477-0515
Primary Part Number80021
Item NameParts Kit,check Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9540-00-027-7461LS6528 INTERCHANGEABLE
Beam,structural
Lockheed Martin Corp
5945-00-295-42948002-1 INTERCHANGEABLE
Relay,rotary
Te Connectivity Corporation
4820-00-611-552411-0138 INTERCHANGEABLE
Valve,check
Bacharach, Inc.
5120-00-928-41977163A28 INTERCHANGEABLE
Blade,socket Head Screw Key
Mcmaster-Carr Supply Co
4320-00-967-409080021 INTERCHANGEABLE
Parts Kit,liquid Dispensing Pump
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
5961-01-123-3594 INTERCHANGEABLE
Semiconductor Device,diode
5962-01-231-3426 INTERCHANGEABLE
Microcircuit,digital
5935-01-274-9108 INTERCHANGEABLE
Adapter,connector
5962-01-305-3715 INTERCHANGEABLE
Microcircuit,digital
5330-01-324-484380021 INTERCHANGEABLE
Gasket
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
3462N PC.NO.9,12 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
80021 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
9540-00-027-7461INTERCHANGEABLE
BEAM,STRUCTURAL
LS6528
5945-00-295-4294INTERCHANGEABLE
RELAY,ROTARY
8002-1
4820-00-611-5524INTERCHANGEABLE
VALVE,CHECK
11-0138
5120-00-928-4197INTERCHANGEABLE
BLADE,SOCKET HEAD SCREW KEY
7163A28
4320-00-967-4090INTERCHANGEABLE
PARTS KIT,LIQUID DISPENSING PUMP
80021
5961-01-123-3594INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5962-01-231-3426INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5935-01-274-9108INTERCHANGEABLE
ADAPTER,CONNECTOR
5962-01-305-3715INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5330-01-324-4843INTERCHANGEABLE
GASKET
80021
5998-01-418-8065INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
5962-01-519-5695INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 4820-01-477-0515?

NSN 4820-01-477-0515 is a Parts Kit,check Valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-477-0515?

NSN 4820-01-477-0515 has 2 cross-referenced part numbers: 3462N PC.NO.9,12 (Leslie Controls, Inc. Dba Leslie Controls Inc), 80021 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-477-0515?

There are 12 known substitutes for 4820-01-477-0515: 9540-00-027-7461, 5945-00-295-4294, 4820-00-611-5524 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 80021?

Key specifications for 80021: End Item Identification: VALVE AND GUIDE BUSHIN. 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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