The Valve,check, cataloged under National Stock Number 4820-01-465-3270, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government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,check
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Technical Specifications
Parameter
Value
NSN
4820-01-465-3270
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
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 Items10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-465-3286V2C13535-1POSSIBLE MATCH
GEAR CLUSTER
Possible match (shared part number)Vacco Industries
3020-01-466-5367V2C13417-4BAPOSSIBLE MATCH
GEAR RACK
Possible match (shared part number)Vacco Industries
4810-01-466-5409V2C13392-NNPOSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Vacco Industries
4810-01-466-6160V2D11959-1POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Vacco Industries
4810-01-466-7474V2D11856-8DAPOSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Vacco Industries
4810-01-466-7476V3E10094-01POSSIBLE MATCH
DISK ASSY VALVE
Possible match (shared part number)Vacco Industries
4810-01-466-7484V2D11852-7NAPOSSIBLE MATCH
GUIDE,VALVE STEM
Possible match (shared part number)Vacco Industries
3040-01-466-8119V2C13414-3EAPOSSIBLE MATCH
SHAFT,STRAIGHT
Possible match (shared part number)Vacco Industries
4810-01-467-1766V2C13411-8DAPOSSIBLE MATCH
FLANGE,GLAND,VALVE
Possible match (shared part number)Vacco Industries
4820-01-591-2832V2C14486-1POSSIBLE MATCH
PISTON,VALVE
Possible match (shared part number)Vacco Industries
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
V3C10385-01
3/2Design control — primary reference
U.S. Government activity
V1E10415
D/9Drawing number reference only
U.S. Government activity
V1E10415-25
5/2Secondary reference
U.S. Government activity
Related Parts
3020-01-465-3286POSSIBLE MATCH
GEAR CLUSTER
V2C13535-1
3020-01-466-5367POSSIBLE MATCH
GEAR RACK
V2C13417-4BA
4810-01-466-5409POSSIBLE MATCH
SEAT,VALVE
V2C13392-NN
4810-01-466-6160POSSIBLE MATCH
DISK,VALVE
V2D11959-1
4810-01-466-7474POSSIBLE MATCH
STEM,FLUID VALVE
V2D11856-8DA
4810-01-466-7476POSSIBLE MATCH
DISK ASSY VALVE
V3E10094-01
4810-01-466-7484POSSIBLE MATCH
GUIDE,VALVE STEM
V2D11852-7NA
3040-01-466-8119POSSIBLE MATCH
SHAFT,STRAIGHT
V2C13414-3EA
4810-01-467-1766POSSIBLE MATCH
FLANGE,GLAND,VALVE
V2C13411-8DA
4820-01-591-2832POSSIBLE MATCH
PISTON,VALVE
V2C14486-1
Frequently Asked Questions
What is NSN 4820-01-465-3270?
NSN 4820-01-465-3270 is a Valve,check, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-465-3270?
10 possible matches (shared part number, not a government interchangeability claim): 3020-01-465-3286, 3020-01-466-5367, 4810-01-466-5409. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-465-3270 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.