NSN 4820-00-423-2948 · NIIN 004232948 · Part number 330-430-3
Illinois Tool Works Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 17431
Government record, cited
NSN 4820-00-423-2948 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-423-2948. Manufacturer of record part number: 330-430-3.
Also searched as4820-00-423-2948 ·
4820004232948 ·
NIIN 004232948 ·
00-423-2948 ·
FSC 4820 Valves, Nonpowered · CAGE 17431 · 330-430-3
Connection Style: PLAIN,OPTIONAL END(PIPE) FIRST END
Connection Type: THREADED INTERNAL PIPE FIRST END
Style Designator: SCREW-IN CARTRIDGE
Thread Direction: RIGHT-HAND FIRST END
Nominal Thread Size: 0.750 INCHES FIRST END IN
Disk Loading Method: SPRING
Identification
NSN: 4820-00-423-2948
NIIN: 004232948
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 330-430-3
Manufacturer: Illinois Tool Works Inc.
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-00-423-2948, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Illinois Tool Works Inc.. Government technical data includes 9 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. Current acquisition status: Active.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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Frequently Asked Questions
What is NSN 4820-00-423-2948?
NSN 4820-00-423-2948 is a Valve,safety Relief, manufactured by Illinois Tool Works Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-423-2948?
NSN 4820-00-423-2948 has 1 manufacturer part number on file: 330-430-3 (Illinois Tool Works Inc.).
What are the specifications of 330-430-3?
Key specifications for 330-430-3: Flow Control Device: POPPET; Connection Style: PLAIN,OPTIONAL END(PIPE) FIRST END; Connection Type: THREADED INTERNAL PIPE FIRST END; Style Designator: SCREW-IN CARTRIDGE. 9 specifications are documented in the U.S. Government catalog.
Is NSN 4820-00-423-2948 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.