Material Document and Classification: ASTM B265 GR 5 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Material Document and Classification: ASTM B348 GR 2 ASSN STD SINGLE MATERIAL RESPONSE BODY
Operating Pressure: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which Designed: WATER, SALT SINGLE RESPONSE
Identification
NSN: 4820-01-247-9966
NIIN: 012479966
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
General Description
The Valve,check, cataloged under National Stock Number 4820-01-247-9966, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-247-9966
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Flow Control Device
DISK
Renewable Seat Ring Type
RETAINING SCREW
Style Designator
STRAIGHT THRU
Material Document and Classification
ASTM B265 GR 5 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Material Document and Classification
ASTM B348 GR 2 ASSN STD SINGLE MATERIAL RESPONSE BODY
Operating Pressure
500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which Designed
WATER, SALT SINGLE RESPONSE
Material
TITANIUM BODY
Material
TITANIUM FLOW CONTROL DEVICE
Valve Operation Method
AUTOMATIC
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
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
1702-1D
3/9Design control — primary reference
Tbv Inc
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-247-9966?
NSN 4820-01-247-9966 is a Valve,check, classified under FSC 4820, Valves, Nonpowered. Status: active.
What are the specifications of 4820-01-247-9966?
Key specifications for 4820-01-247-9966: Flow Control Device: DISK; Renewable Seat Ring Type: RETAINING SCREW; Style Designator: STRAIGHT THRU; Material Document and Classification: ASTM B265 GR 5 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE. 10 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-247-9966 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.