Stem, Needle Valve 4820-01-305-7946 NSN 4820-01-305-7946 · NIIN 013057946 · Part number 558-005-003
Alnor Instrument Company · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 01518
NSN 4820-01-305-7946 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-305-7946. Manufacturer of record part number: 558-005-003 .
Also searched as
4820-01-305-7946 ·
4820013057946 ·
NIIN 013057946 ·
01-305-7946 ·
FSC 4820 Valves, Nonpowered · CAGE 01518 · 558-005-003
Nearby stock numbers
← 4820-01-305-7945 Stem, Needle Valve
·
4820-01-305-7947 Stem, Fluid Valve →
4820-01-305-7946 — Valves, Nonpowered
Features
Stem,needle Valve — FSC 4820 Material: STEEL 1 manufacturer part number on file Manufacturer of record: Alnor Instrument Company
Identification
NSN: 4820-01-305-7946
NIIN: 013057946
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 558-005-003
Manufacturer: Alnor Instrument Company
General Description
The Stem,needle Valve, cataloged under National Stock Number 4820-01-305-7946, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Alnor Instrument Company. Government technical data includes 1 specification, 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.
Technical Specifications
Parameter Value NSN 4820-01-305-7946 Primary Part Number 558-005-003 Item Name Stem,needle Valve FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Alnor Instrument Company Status ACTIVE Material STEEL
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
Cross-Reference Index
Part Number Manufacturer
558-005-003 PRIMARY Alnor Instrument Company (USA)
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-305-7946?
NSN 4820-01-305-7946 is a Stem,needle Valve, manufactured by Alnor Instrument Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-305-7946?
NSN 4820-01-305-7946 has 1 manufacturer part number on file: 558-005-003 (Alnor Instrument Company).
What are the specifications of 558-005-003?
Key specifications for 558-005-003: Material: STEEL. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-305-7946 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.
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