Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS
Connection Type: THREADED INTERNAL PIPE ALL ENDS
Flow Style: TWO WAY TWO PORT 90 DEGREE PLUG TURN
Thread Direction: RIGHT-HAND ALL ENDS
Nominal Thread Size: 0.750 INCHES ALL ENDS IN
Material: COPPER ALLOY OVERALL
Thread Series Designator: NPT ALL ENDS
Identification
NSN: 4820-00-488-8183
NIIN: 004888183
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
General Description
The Cock,plug, cataloged under National Stock Number 4820-00-488-8183, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
4820-00-488-8183
Item Name
Cock,plug
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Connection Style
PLAIN, OPTIONAL END (PIPE) ALL ENDS
Connection Type
THREADED INTERNAL PIPE ALL ENDS
Flow Style
TWO WAY TWO PORT 90 DEGREE PLUG TURN
Thread Direction
RIGHT-HAND ALL ENDS
Nominal Thread Size
0.750 INCHES ALL ENDS IN
Material
COPPER ALLOY OVERALL
Thread Series Designator
NPT ALL ENDS
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
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
1730-00-516-6595POSSIBLE MATCH
FRAME ASSEMBLY,SENSING
Possible match (shared part number)
5330-00-768-721530086POSSIBLE MATCH
GASKET
Possible match (shared part number)Blissfield Manufacturing Company
5935-01-057-968330086-002POSSIBLE MATCH
CONNECTOR,RECEPTACLE,ELECTRICAL
Possible match (shared part number)Phoenix Logistics, Llc
2010-01-520-450630-086POSSIBLE MATCH
OUTDRIVE ASSEMBLY
Possible match (shared part number)Konrad Marine Inc Div Konrad Marine
5340-01-626-472430086POSSIBLE MATCH
SEAT,HELICAL COMPRESSION SPRING
Possible match (shared part number)Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
30086
3/2Design control — primary reference
U.S. Government activity
Related Parts
1730-00-516-6595POSSIBLE MATCH
FRAME ASSEMBLY,SENSING
5330-00-768-7215POSSIBLE MATCH
GASKET
30086
5935-01-057-9683POSSIBLE MATCH
CONNECTOR,RECEPTACLE,ELECTRICAL
30086-002
2010-01-520-4506POSSIBLE MATCH
OUTDRIVE ASSEMBLY
30-086
5340-01-626-4724POSSIBLE MATCH
SEAT,HELICAL COMPRESSION SPRING
30086
Frequently Asked Questions
What is NSN 4820-00-488-8183?
NSN 4820-00-488-8183 is a Cock,plug, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-00-488-8183?
5 possible matches (shared part number, not a government interchangeability claim): 1730-00-516-6595, 5330-00-768-7215, 5935-01-057-9683. Verify interchangeability with system specifications before substitution.
What are the specifications of 4820-00-488-8183?
Key specifications for 4820-00-488-8183: Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Flow Style: TWO WAY TWO PORT 90 DEGREE PLUG TURN; Thread Direction: RIGHT-HAND ALL ENDS. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4820-00-488-8183 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.