PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15571NPC15Disk,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-231-5515 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-231-5515 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-231-5515. Primary manufacturer part number: 15571NPC15.
Features
  • Disk,valve — FSC 4820
  • Material: STEEL
  • 3 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-231-5515, 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. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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
NSN4820-01-231-5515
Primary Part Number15571NPC15
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3455-00-242-6214 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
5930-00-493-130150066 INTERCHANGEABLE
Switch,push-Pull
Cole Hersee Company
5950-01-055-542340532 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
5305-01-122-851440532 INTERCHANGEABLE
Setscrew
Barnes Group Inc. Dba Barnes Distribution
4820-01-505-422232123 INTERCHANGEABLE
Seat,valve
Flowserve Inc
Cross-Reference Index
Part NumberManufacturer
15571NPC15 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
40532 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
15571NPC15A Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
3455-00-242-6214INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
5930-00-493-1301INTERCHANGEABLE
SWITCH,PUSH-PULL
50066
5950-01-055-5423INTERCHANGEABLE
TRANSFORMER,POWER
40532
5305-01-122-8514INTERCHANGEABLE
SETSCREW
40532
4820-01-505-4222INTERCHANGEABLE
SEAT,VALVE
32123

Frequently Asked Questions

What is NSN 4820-01-231-5515?

NSN 4820-01-231-5515 is a Disk,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 4820-01-231-5515?

NSN 4820-01-231-5515 has 3 cross-referenced part numbers: 15571NPC15 (Leslie Controls, Inc. Dba Leslie Controls Inc), 40532 (Leslie Controls, Inc. Dba Leslie Controls Inc), 15571NPC15A (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-231-5515?

There are 5 known substitutes for 4820-01-231-5515: 3455-00-242-6214, 5930-00-493-1301, 5950-01-055-5423 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15571NPC15?

Key specifications for 15571NPC15: Material: STEEL; End Item Identification: 1IN DDLHNS-2L VALVE IN. 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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