PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11178Disk,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-231-9126 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-231-9126 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-231-9126. Primary manufacturer part number: 11178.
Features
  • Disk,valve — FSC 4820
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESING SPECIFICATIONS.
  • 4 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 Disk,valve, cataloged under National Stock Number 4820-01-231-9126, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, 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
NSN4820-01-231-9126
Primary Part Number11178
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESING SPECIFICATIONS.
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-036-1687SMS-11178 INTERCHANGEABLE
Disk,valve
Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc
3010-00-371-75075791 INTERCHANGEABLE
Disk,clutch,nonvehicular
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
4320-00-592-9597 INTERCHANGEABLE
Motor,hydraulic
5340-01-165-865411178 INTERCHANGEABLE
Boot,dust and Moisture Seal
Cole Hersee Company
3110-01-526-29094343127T01 INTERCHANGEABLE
Bearing,ball,annular
Prestolite Electric Inc
Cross-Reference Index
Part NumberManufacturer
11178 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
19200NPC9 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
11178 Naval Inventory Control Point Mechanicsburg (USA)
19200NPC9 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
4820-00-036-1687INTERCHANGEABLE
DISK,VALVE
SMS-11178
3010-00-371-7507INTERCHANGEABLE
DISK,CLUTCH,NONVEHICULAR
5791
4320-00-592-9597INTERCHANGEABLE
MOTOR,HYDRAULIC
5340-01-165-8654INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
11178
3110-01-526-2909INTERCHANGEABLE
BEARING,BALL,ANNULAR
4343127T01

Frequently Asked Questions

What is NSN 4820-01-231-9126?

NSN 4820-01-231-9126 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 4820-01-231-9126?

NSN 4820-01-231-9126 has 4 cross-referenced part numbers: 11178 (Leslie Controls, Inc. Dba Leslie Controls Inc), 19200NPC9 (Leslie Controls, Inc. Dba Leslie Controls Inc), 11178 (Naval Inventory Control Point Mechanicsburg), 19200NPC9 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 4820-01-231-9126?

There are 5 known substitutes for 4820-01-231-9126: 4820-00-036-1687, 3010-00-371-7507, 4320-00-592-9597 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11178?

Key specifications for 11178: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESING SPECIFICATIONS.. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com