NSN 4820-01-462-5030 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-462-5030. Manufacturer of record part number: 6.0-51INK-3-1.
Material Document and Classification: ASTM A536 ASSN STD ALL MATERIAL RESPONSES BODY
Valve Size: 6.000 INCHES IN
Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
Material: IRON BODY
Opening Pressure Setting: 200.0 POUNDS PER SQUARE INCH LBS
1 manufacturer part number on file
Identification
NSN: 4820-01-462-5030
NIIN: 014625030
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 6.0-51INK-3-1
Manufacturer: Mueller Co
General Description
The Valve,butterfly, cataloged under National Stock Number 4820-01-462-5030, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mueller Co. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
4820-01-462-5030
Primary Part Number
6.0-51INK-3-1
Item Name
Valve,butterfly
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Mueller Co
Status
ACTIVE
Style Designator
STRAIGHT THRU
Material Document and Classification
ASTM A536 ASSN STD ALL MATERIAL RESPONSES BODY
Valve Size
6.000 INCHES IN
Media for Which Designed
WATER-OIL-GAS SINGLE RESPONSE
Material
IRON BODY
Opening Pressure Setting
200.0 POUNDS PER SQUARE INCH LBS
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 Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
NSN 4820-01-462-5030 is a Valve,butterfly, manufactured by Mueller Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-462-5030?
NSN 4820-01-462-5030 has 1 manufacturer part number on file: 6.0-51INK-3-1 (Mueller Co).
What NSN replaces 4820-01-462-5030?
5 possible matches (shared part number, not a government interchangeability claim): 4820-01-462-5073, 4820-01-462-5075, 4820-01-462-5077. Verify interchangeability with system specifications before substitution.
What are the specifications of 6.0-51INK-3-1?
Key specifications for 6.0-51INK-3-1: Style Designator: STRAIGHT THRU; Material Document and Classification: ASTM A536 ASSN STD ALL MATERIAL RESPONSES BODY; Valve Size: 6.000 INCHES IN; Special Features: VALVE HAS A 10 POSTION PLATE AND HANDLE. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-462-5030 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.