NSN 4820-01-280-3971 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-280-3971. Manufacturer of record part number: 259089 ASSY C.
Also searched as4820-01-280-3971 ·
4820012803971 ·
NIIN 012803971 ·
01-280-3971 ·
FSC 4820 Valves, Nonpowered · CAGE 43689 · 259089 ASSY C
Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Bonnet Type: INSIDE SCREW
Bonnet Attachment Method: THREADED
Material: NICKEL ALLOY STEM
Material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE
Material: NICKEL ALLOY SEAT
Identification
NSN: 4820-01-280-3971
NIIN: 012803971
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 259089 ASSY C
Manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
General Description
The Valve,ball, cataloged under National Stock Number 4820-01-280-3971, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-280-3971
Primary Part Number
259089 ASSY C
Item Name
Valve,ball
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Huntington Ingalls Inc Div Newport News Shipbuilding
Status
ACTIVE
Style Designator
STRAIGHT THRU
Operating Pressure
3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
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 4820-01-280-3971?
NSN 4820-01-280-3971 is a Valve,ball, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-280-3971?
NSN 4820-01-280-3971 has 1 manufacturer part number on file: 259089 ASSY C (Huntington Ingalls Inc Div Newport News Shipbuilding).
What are the specifications of 259089 ASSY C?
Key specifications for 259089 ASSY C: Style Designator: STRAIGHT THRU; Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Bonnet Type: INSIDE SCREW; Bonnet Attachment Method: THREADED. 9 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-280-3971 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.