NSN 4820-01-415-3211 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-415-3211. Manufacturer of record part number: YB2385K626.
Also searched as4820-01-415-3211 ·
4820014153211 ·
NIIN 014153211 ·
01-415-3211 ·
FSC 4820 Valves, Nonpowered · CAGE 35795 · YB2385K626 · 1385/E3829D · 1385 AND E3829 3IN 65T100PSI · E3829
Manufacturer of record: Leslie Controls, Inc. Dba Leslie Controls Inc
Identification
NSN: 4820-01-415-3211
NIIN: 014153211
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: YB2385K626
Manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-415-3211, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 11 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Valve,safety Relief
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Leslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795)
Technical Specifications
Parameter
Value
NSN
4820-01-415-3211
Primary Part Number
YB2385K626
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Leslie Controls, Inc. Dba Leslie Controls Inc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items11
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-426-5209NB22702025POSSIBLE MATCH
RETAINER,DISK,VALVE
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-426-776812284-72POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-435-5146B227030-25POSSIBLE MATCH
GUIDE,VALVE STEM
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-435-53601385 2-1/2IN 90TO140PSIPOSSIBLE MATCH
VALVE,SAFETY RELIEF
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
5305-01-438-2695NB227016-23POSSIBLE MATCH
SCREW,EXTERNALLY RELIEVED BODY
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-446-5848NB22718542POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-446-5849B227022-42POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-446-5864YB2385K624POSSIBLE MATCH
VALVE,SAFETY RELIEF
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-448-083022712042POSSIBLE MATCH
RETAINER,DISK,VALVE
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-448-2606NB33336472POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Reference documents
Reference
Meaning
1385/E3829D
C/1Advisory reference — outside the item-of-supply concept
Leslie Controls, Inc. Dba Leslie Controls Inc
1385 AND E3829 3IN 65T100PSI
5/9Secondary reference
Leslie Controls, Inc. Dba Leslie Controls Inc
E3829
D/9Drawing number reference only
Leslie Controls, Inc. Dba Leslie Controls Inc
Related Parts
4820-01-426-5209POSSIBLE MATCH
RETAINER,DISK,VALVE
NB22702025
4820-01-426-7768POSSIBLE MATCH
DISK,VALVE
12284-72
4820-01-435-5146POSSIBLE MATCH
GUIDE,VALVE STEM
B227030-25
4820-01-435-5360POSSIBLE MATCH
VALVE,SAFETY RELIEF
1385 2-1/2IN 90TO140PSI
5305-01-438-2695POSSIBLE MATCH
SCREW,EXTERNALLY RELIEVED BODY
NB227016-23
4820-01-446-5848POSSIBLE MATCH
STEM,FLUID VALVE
NB22718542
4820-01-446-5849POSSIBLE MATCH
SEAT,VALVE
B227022-42
4820-01-446-5864POSSIBLE MATCH
VALVE,SAFETY RELIEF
YB2385K624
4820-01-448-0830POSSIBLE MATCH
RETAINER,DISK,VALVE
22712042
4820-01-448-2606POSSIBLE MATCH
DISK,VALVE
NB33336472
4820-01-448-2610POSSIBLE MATCH
SEAT,VALVE
NB22712542
Frequently Asked Questions
What is NSN 4820-01-415-3211?
NSN 4820-01-415-3211 is a Valve,safety Relief, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-415-3211?
NSN 4820-01-415-3211 has 1 manufacturer part number on file: YB2385K626 (Leslie Controls, Inc. Dba Leslie Controls Inc).
What NSN replaces 4820-01-415-3211?
11 possible matches (shared part number, not a government interchangeability claim): 4820-01-426-5209, 4820-01-426-7768, 4820-01-435-5146. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-415-3211 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.