NSN 4820-01-391-5908 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-391-5908. Manufacturer of record part number: 6309973.
Also searched as4820-01-391-5908 ·
4820013915908 ·
NIIN 013915908 ·
01-391-5908 ·
FSC 4820 Valves, Nonpowered · CAGE 53711 · 6309973
Hole Diameter: 0.203 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
2 manufacturer part numbers on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 4820-01-391-5908
NIIN: 013915908
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 6309973
Manufacturer: Naval Sea Systems Command
General Description
The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-01-391-5908, 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 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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4820-00-001-0020 · Item name not on file
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4820-00-001-0021 · Item name not on file
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4820-00-001-0032 · Item name not on file
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Frequently Asked Questions
What is NSN 4820-01-391-5908?
NSN 4820-01-391-5908 is a Diaphragm,actuator Valve,special, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-391-5908?
NSN 4820-01-391-5908 has 2 manufacturer part numbers on file: 6309973 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 6309973 (Naval Sea Systems Command).
What are the specifications of 6309973?
Key specifications for 6309973: Outside Diameter: 3.220 INCHES NOMINAL IN; Bolt Hole Quantity: 7; Material: PLASTIC AND SILICONE; Hole Diameter: 0.203 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-391-5908 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.