The Valve,calibrated Flow, cataloged under National Stock Number 4820-01-508-7415, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government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.
Technical Specifications
Parameter
Value
NSN
4820-01-508-7415
Item Name
Valve,calibrated Flow
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Flow Control Device
DIAPHRAGM
Body Style
STRAIGHT THRU
Regulation Type
AUTOMATIC SINGLE STAGE
Temp Rating
160.0 FAHRENHEIT NOMINAL DEGF
Material
COPPER ALLOY BODY
Maximum Inlet Pressure Rating
ERR-060
Valve Discharge Flow Rate
5.0 GALLONS PER MINUTE
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.
4820-01-508-92715862CRS-3SKPOSSIBLE MATCH
PARTS KIT,VALVE
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-509-39685862CRS-8SKPOSSIBLE MATCH
PARTS KIT,BALL VALVE
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-509-42775862CRS-5SKPOSSIBLE MATCH
PARTS KIT,VALVE
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-509-42915862CRS-9SKPOSSIBLE MATCH
PARTS KIT,VALVE
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-509-42935862CRS-6SKPOSSIBLE MATCH
PARTS KIT,VALVE
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-509-42962351-1181CRSPOSSIBLE MATCH
VALVE,FLOW CONTROL
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-509-44432351-1191CRSPOSSIBLE MATCH
VALVE,FLOW CONTROL
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-509-45302351-1171CRSPOSSIBLE MATCH
VALVE,FLOW CONTROL
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-509-49512351-1161CRSPOSSIBLE MATCH
VALVE,FLOW CONTROL
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-692-48442351-1151CRSPOSSIBLE MATCH
VALVE,CALIBRATED FLOW
Possible match (shared part number)Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
2351-1141CRS
3/2Design control — primary reference
U.S. Government activity
10003596
D/9Drawing number reference only
U.S. Government activity
10003594
D/9Drawing number reference only
U.S. Government activity
Related Parts
4820-01-508-9271POSSIBLE MATCH
PARTS KIT,VALVE
5862CRS-3SK
4820-01-509-3968POSSIBLE MATCH
PARTS KIT,BALL VALVE
5862CRS-8SK
4820-01-509-4277POSSIBLE MATCH
PARTS KIT,VALVE
5862CRS-5SK
4820-01-509-4291POSSIBLE MATCH
PARTS KIT,VALVE
5862CRS-9SK
4820-01-509-4293POSSIBLE MATCH
PARTS KIT,VALVE
5862CRS-6SK
4820-01-509-4296POSSIBLE MATCH
VALVE,FLOW CONTROL
2351-1181CRS
4820-01-509-4443POSSIBLE MATCH
VALVE,FLOW CONTROL
2351-1191CRS
4820-01-509-4530POSSIBLE MATCH
VALVE,FLOW CONTROL
2351-1171CRS
4820-01-509-4951POSSIBLE MATCH
VALVE,FLOW CONTROL
2351-1161CRS
4820-01-692-4844POSSIBLE MATCH
VALVE,CALIBRATED FLOW
2351-1151CRS
Frequently Asked Questions
What is NSN 4820-01-508-7415?
NSN 4820-01-508-7415 is a Valve,calibrated Flow, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-508-7415?
10 possible matches (shared part number, not a government interchangeability claim): 4820-01-508-9271, 4820-01-509-3968, 4820-01-509-4277. Verify interchangeability with system specifications before substitution.
What are the specifications of 4820-01-508-7415?
Key specifications for 4820-01-508-7415: Flow Control Device: DIAPHRAGM; Body Style: STRAIGHT THRU; Regulation Type: AUTOMATIC SINGLE STAGE; Temp Rating: 160.0 FAHRENHEIT NOMINAL DEGF. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-508-7415 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.