NSN 4820-01-258-1065 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-258-1065. Manufacturer of record part number: NB21518422.
Manufacturer of record: Leslie Controls, Inc. Dba Leslie Controls Inc
Identification
NSN: 4820-01-258-1065
NIIN: 012581065
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: NB21518422
Manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
General Description
The Seat,valve, cataloged under National Stock Number 4820-01-258-1065, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Reference documents
Reference
Meaning
15184-22
5/9Secondary reference
Leslie Controls, Inc. Dba Leslie Controls Inc
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 4820-01-258-1065?
NSN 4820-01-258-1065 is a Seat,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-258-1065?
NSN 4820-01-258-1065 has 1 manufacturer part number on file: NB21518422 (Leslie Controls, Inc. Dba Leslie Controls Inc).
What are the specifications of NB21518422?
Key specifications for NB21518422: End Item Identification: BAILEY MODEL 400 4IN.PRESSURE REDUCING VALVE IN; Material: COPPER ALLOY OVERALL. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-258-1065 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.