NSN 4820-01-355-6384 · NIIN 013556384 · Part number BDN-750-A PIECE 27
Hersey Measurement Co Div of Miller Industries Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 09550
Government record, cited
NSN 4820-01-355-6384 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-355-6384. Manufacturer of record part number: BDN-750-A PIECE 27.
Nearby stock numbers← 4820-01-355-6383 Diaphragm, Valve, Flat
·
4820-01-355-6573 Temperature Control →
4820-01-355-6384 — Valves, Nonpowered
Features
Diaphragm,valve,flat — FSC 4820
Media for Which Designed: WATER
Material: COPPER ALLOY
1 manufacturer part number on file
Manufacturer of record: Hersey Measurement Co Div of Miller Industries Inc
Identification
NSN: 4820-01-355-6384
NIIN: 013556384
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: BDN-750-A PIECE 27
Manufacturer: Hersey Measurement Co Div of Miller Industries Inc
General Description
The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-355-6384, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hersey Measurement Co Div of Miller Industries Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
4820-01-355-6384
Primary Part Number
BDN-750-A PIECE 27
Item Name
Diaphragm,valve,flat
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Hersey Measurement Co Div of Miller Industries Inc
Status
ACTIVE
Media for Which Designed
WATER
Material
COPPER ALLOY
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-355-768351014G012POSSIBLE MATCH
GEAR,HELICAL
Possible match (shared part number)Hersey Measurement Co Div of Miller Industries Inc
3020-01-355-768451015G014POSSIBLE MATCH
GEAR,HELICAL
Possible match (shared part number)Hersey Measurement Co Div of Miller Industries Inc
3010-01-363-682651017G028POSSIBLE MATCH
PLATE,INTERMEDIATE,FRICTION CLUT
Possible match (shared part number)Hersey Measurement Co Div of Miller Industries Inc
4820-01-371-1812BDN-750-A PIECE 29POSSIBLE MATCH
DISK,METER
Possible match (shared part number)Hersey Measurement Co Div of Miller Industries Inc
Hersey Measurement Co Div of Miller Industries Inc (USA)
Reference documents
Reference
Meaning
BDN-750-A
D/9Drawing number reference only
Hersey Measurement Co Div of Miller Industries Inc
Related Parts
3020-01-355-7683POSSIBLE MATCH
GEAR,HELICAL
51014G012
3020-01-355-7684POSSIBLE MATCH
GEAR,HELICAL
51015G014
3010-01-363-6826POSSIBLE MATCH
PLATE,INTERMEDIATE,FRICTION CLUT
51017G028
4820-01-371-1812POSSIBLE MATCH
DISK,METER
BDN-750-A PIECE 29
Frequently Asked Questions
What is NSN 4820-01-355-6384?
NSN 4820-01-355-6384 is a Diaphragm,valve,flat, manufactured by Hersey Measurement Co Div of Miller Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-355-6384?
NSN 4820-01-355-6384 has 1 manufacturer part number on file: BDN-750-A PIECE 27 (Hersey Measurement Co Div of Miller Industries Inc).
What NSN replaces 4820-01-355-6384?
4 possible matches (shared part number, not a government interchangeability claim): 3020-01-355-7683, 3020-01-355-7684, 3010-01-363-6826. Verify interchangeability with system specifications before substitution.
What are the specifications of BDN-750-A PIECE 27?
Key specifications for BDN-750-A PIECE 27: Media for Which Designed: WATER; Material: COPPER ALLOY. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-355-6384 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.