Material Document and Classification: ASTM-A-182 GR F12 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Operating Pressure: 850.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Maximum Operating Temp: 600.0 FAHRENHEIT SINGLE RESPONSE DEGF
Material: STEEL UNS K11564 SEAT
Valve Operation Method: MANUAL
Identification
NSN: 4820-01-314-3978
NIIN: 013143978
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
General Description
The Valve,throttle, cataloged under National Stock Number 4820-01-314-3978, 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7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-314-3978
Item Name
Valve,throttle
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Furnished Items and Quantity
1 HANDWHEEL
FSC Application Data
VALVE TRP W OIL CYL
Material Document and Classification
ASTM-A-182 GR F12 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Operating Pressure
850.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Maximum Operating Temp
600.0 FAHRENHEIT SINGLE RESPONSE DEGF
Material
STEEL UNS K11564 SEAT
Valve Operation Method
MANUAL
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
S607 ASSY 87
5/9Secondary reference
U.S. Government activity
S607GR3
3/9Design control — primary reference
U.S. Government activity
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 4820-01-314-3978?
NSN 4820-01-314-3978 is a Valve,throttle, classified under FSC 4820, Valves, Nonpowered. Status: active.
What are the specifications of 4820-01-314-3978?
Key specifications for 4820-01-314-3978: Furnished Items and Quantity: 1 HANDWHEEL; FSC Application Data: VALVE TRP W OIL CYL; Material Document and Classification: ASTM-A-182 GR F12 ASSN STD SINGLE MATERIAL RESPONSE SEAT; Operating Pressure: 850.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-314-3978 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.