NSN 4820-00-848-9378 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-848-9378. Manufacturer of record part number: 234470.
Burst Pressure: 5375.0 PRESSURE POUNDS PER SQUARE INCH GAGE
Cross-Sectional Shape: CONCAVE
Disk Size: 0.922 INCHES IN
2 manufacturer part numbers on file
Manufacturer of record: Bs&b Safety Systems Llc
Identification
NSN: 4820-00-848-9378
NIIN: 008489378
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 234470
Manufacturer: Bs&b Safety Systems Llc
General Description
The Disk,rupturable, cataloged under National Stock Number 4820-00-848-9378, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bs&b Safety Systems Llc. 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. 2 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
4820-00-848-9378
Primary Part Number
234470
Item Name
Disk,rupturable
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Bs&b Safety Systems Llc
Status
ACTIVE
Disk Material
STEEL CORROSION RESISTING
Burst Pressure
5375.0 PRESSURE POUNDS PER SQUARE INCH GAGE
Cross-Sectional Shape
CONCAVE
Disk Size
0.922 INCHES IN
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 Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-01-382-6741234470POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Allied Systems Company Dba Allied Systems Co
5910-01-384-1958234470POSSIBLE MATCH
CAPACITOR,FIXED,ELECTROLYTIC
Possible match (shared part number)Datron World Communications, Inc.
NSN 4820-00-848-9378 is a Disk,rupturable, manufactured by Bs&b Safety Systems Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-848-9378?
NSN 4820-00-848-9378 has 2 manufacturer part numbers on file: 234470 (Bs&b Safety Systems Llc), 85368H (Bs&b Safety Systems Llc).
What NSN replaces 4820-00-848-9378?
2 possible matches (shared part number, not a government interchangeability claim): 4720-01-382-6741, 5910-01-384-1958. Verify interchangeability with system specifications before substitution.
What are the specifications of 234470?
Key specifications for 234470: Disk Material: STEEL CORROSION RESISTING; Burst Pressure: 5375.0 PRESSURE POUNDS PER SQUARE INCH GAGE; Cross-Sectional Shape: CONCAVE; Special Features: THICKNESS:0.008 IN.NOM IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-00-848-9378 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.