The Disk,valve, cataloged under National Stock Number 4820-00-104-6947, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Disk,valve
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Technical Specifications
Parameter
Value
NSN
4820-00-104-6947
Item Name
Disk,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5331-00-171-8003914-8POSSIBLE MATCH
O-RING
Possible match (shared part number)Parker Hannifin Corporation Div O-Ring Division
9540-00-805-6446POSSIBLE MATCH
STRUCTURAL SECTION,SPECIAL SHAPE
Possible match (shared part number)
5930-00-856-6979POSSIBLE MATCH
SWITCH,ROTARY
Possible match (shared part number)
5935-01-084-0076582R381H01POSSIBLE MATCH
CONNECTOR,RECEPTACLE,ELECTRICAL
Possible match (shared part number)Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5310-01-102-98579148POSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)Dialight Corporation
5360-01-215-1865POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
Possible match (shared part number)
5305-01-303-54729148POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)Tescom Corp Dba Tescom Div Tescom
5360-01-426-0392POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
Possible match (shared part number)
5360-01-457-81359148POSSIBLE MATCH
SPRING,HELICAL,EXTENSION
Possible match (shared part number)Kopco Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
9148
3/2Design control — primary reference
U.S. Government activity
E1295PC9148
5/9Secondary reference
Terry Corp of Connecticut Sub of Ingersoll-Rand Co
E1664PC81
5/9Secondary reference
Terry Corp of Connecticut Sub of Ingersoll-Rand Co
9148
5/9Secondary reference
Terry Corp of Connecticut Sub of Ingersoll-Rand Co
Related Parts
5331-00-171-8003POSSIBLE MATCH
O-RING
914-8
9540-00-805-6446POSSIBLE MATCH
STRUCTURAL SECTION,SPECIAL SHAPE
5930-00-856-6979POSSIBLE MATCH
SWITCH,ROTARY
5935-01-084-0076POSSIBLE MATCH
CONNECTOR,RECEPTACLE,ELECTRICAL
582R381H01
5310-01-102-9857POSSIBLE MATCH
NUT,PLAIN,HEXAGON
9148
5360-01-215-1865POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
5305-01-303-5472POSSIBLE MATCH
SCREW,MACHINE
9148
5360-01-426-0392POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
5360-01-457-8135POSSIBLE MATCH
SPRING,HELICAL,EXTENSION
9148
Frequently Asked Questions
What is NSN 4820-00-104-6947?
NSN 4820-00-104-6947 is a Disk,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-00-104-6947?
9 possible matches (shared part number, not a government interchangeability claim): 5331-00-171-8003, 9540-00-805-6446, 5930-00-856-6979. Verify interchangeability with system specifications before substitution.
Is NSN 4820-00-104-6947 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.