NSN 4820-01-379-4447 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-379-4447. Manufacturer of record part number: 211071410.
Scale Division Quantity: 2 SINGLE INDICATOR SINGLE SCALE
Material: NICKEL ALLOY CASE
4 manufacturer part numbers on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 4820-01-379-4447
NIIN: 013794447
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 211071410
Manufacturer: Naval Sea Systems Command
General Description
The Indicator,valve Opening, cataloged under National Stock Number 4820-01-379-4447, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 11 items share a part number with this NSN in the catalog (possible match — not a government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
4820-01-379-4447
Primary Part Number
211071410
Item Name
Indicator,valve Opening
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Scale Division Quantity
2 SINGLE INDICATOR SINGLE SCALE
Material
NICKEL ALLOY CASE
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 Items11
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-379-6153211052699POSSIBLE MATCH
GEAR,INTERNAL
Possible match (shared part number)Naval Sea Systems Command
3020-01-379-6154211052692POSSIBLE MATCH
GEAR,INTERNAL
Possible match (shared part number)Naval Sea Systems Command
4730-01-379-7215801-6406709-74POSSIBLE MATCH
PLUG,TUBE FITTING,THREADED
Possible match (shared part number)Naval Sea Systems Command
4730-01-379-7216POSSIBLE MATCH
PLUG,PIPE
Possible match (shared part number)
3040-01-383-5253211052706POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Naval Sea Systems Command
3020-01-389-9652211041106POSSIBLE MATCH
GEAR,INTERNAL
Possible match (shared part number)Naval Sea Systems Command
3040-01-434-3371211094781POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Naval Sea Systems Command
5365-01-529-3318801-6406709-12POSSIBLE MATCH
PLUG,MACHINE THREAD
Possible match (shared part number)Naval Sea Systems Command
3110-01-529-3326801-6406709-15POSSIBLE MATCH
SEAT,BEARING
Possible match (shared part number)Naval Sea Systems Command
4820-01-530-4907801-6406709-79POSSIBLE MATCH
GEAR OPERATOR,VALVE
Possible match (shared part number)Naval Sea Systems Command
NSN 4820-01-379-4447 is a Indicator,valve Opening, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-379-4447?
NSN 4820-01-379-4447 has 4 manufacturer part numbers on file: DF331106 FIND 2 (Huntington Ingalls Inc Div Newport News Shipbuilding), 801-6406709-2 (Naval Sea Systems Command), 211071410 (Naval Sea Systems Command), 801-6406709 FIND 2 (Naval Sea Systems Command).
What NSN replaces 4820-01-379-4447?
11 possible matches (shared part number, not a government interchangeability claim): 3020-01-379-6153, 3020-01-379-6154, 4730-01-379-7215. Verify interchangeability with system specifications before substitution.
What are the specifications of 211071410?
Key specifications for 211071410: Scale Division Quantity: 2 SINGLE INDICATOR SINGLE SCALE; Material: NICKEL ALLOY CASE. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-379-4447 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.