PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

YB2385A222Valve,safety Relief

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-451-0078 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-451-0078 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-451-0078. Primary manufacturer part number: YB2385A222.
Features
  • Valve,safety Relief — FSC 4820
  • 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 Valve,safety Relief, cataloged under National Stock Number 4820-01-451-0078, 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 4 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.

Catalog Facts
Item NameValve,safety Relief
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersLeslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795)
Technical Specifications
ParameterValue
NSN4820-01-451-0078
Primary Part NumberYB2385A222
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6760-00-329-8498 INTERCHANGEABLE
Case,carrying
4820-01-146-0058YB2385G225 INTERCHANGEABLE
Valve,safety Relief
Leslie Controls, Inc. Dba Leslie Controls Inc
5331-01-215-0116N6389994 INTERCHANGEABLE
O-Ring
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-282-8463YB2385C224 INTERCHANGEABLE
Valve,safety Relief
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-308-5204YB2385H225 INTERCHANGEABLE
Valve,safety Relief
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-354-4737E3650 INTERCHANGEABLE
Valve,relief,pressure and Temper
Leslie Controls, Inc. Dba Leslie Controls Inc
4235-01-399-30317000051871 INTERCHANGEABLE
Sorbent,oil
3m Company
4820-01-425-7702YB2385E228 INTERCHANGEABLE
Valve,safety Relief
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-435-53741385 1IN 45TO70PSI INTERCHANGEABLE
Valve,safety Relief
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-467-8216 INTERCHANGEABLE
Valve,safety Relief
Cross-Reference Index
Part NumberManufacturer
2385A222 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
E3650 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
1385 1/4IN 12T25PSI Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
YB2385A222 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
6760-00-329-8498INTERCHANGEABLE
CASE,CARRYING
4820-01-146-0058INTERCHANGEABLE
VALVE,SAFETY RELIEF
YB2385G225
5331-01-215-0116INTERCHANGEABLE
O-RING
N6389994
4820-01-282-8463INTERCHANGEABLE
VALVE,SAFETY RELIEF
YB2385C224
4820-01-308-5204INTERCHANGEABLE
VALVE,SAFETY RELIEF
YB2385H225
4820-01-354-4737INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
E3650
4235-01-399-3031INTERCHANGEABLE
SORBENT,OIL
7000051871
4820-01-425-7702INTERCHANGEABLE
VALVE,SAFETY RELIEF
YB2385E228
4820-01-435-5374INTERCHANGEABLE
VALVE,SAFETY RELIEF
1385 1IN 45TO70PSI
4820-01-467-8216INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-01-478-3711INTERCHANGEABLE
VALVE,SAFETY RELIEF
2385C226
4820-01-478-3868INTERCHANGEABLE
VALVE,SAFETY RELIEF
YB2385E227

Frequently Asked Questions

What is NSN 4820-01-451-0078?

NSN 4820-01-451-0078 is a Valve,safety Relief, 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 4820-01-451-0078?

NSN 4820-01-451-0078 has 4 cross-referenced part numbers: 2385A222 (Leslie Controls, Inc. Dba Leslie Controls Inc), E3650 (Leslie Controls, Inc. Dba Leslie Controls Inc), 1385 1/4IN 12T25PSI (Leslie Controls, Inc. Dba Leslie Controls Inc), YB2385A222 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-451-0078?

There are 12 known substitutes for 4820-01-451-0078: 6760-00-329-8498, 4820-01-146-0058, 5331-01-215-0116 and 9 more. Verify interchangeability with system specifications before substitution.

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