NSN 4820-01-491-1535 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-491-1535. Manufacturer of record part number: 2L-150S.
Also searched as4820-01-491-1535 ·
4820014911535 ·
NIIN 014911535 ·
01-491-1535 ·
FSC 4820 Valves, Nonpowered · CAGE 0HBF1 · 2L-150S
Nearby stock numbers← 4820-01-491-1511 Parts Kit, Linear Directional Con
·
4820-01-491-1565 Valve, Linear, Directional Control →
4820-01-491-1535 — Valves, Nonpowered
Features
Valve,check — FSC 4820
Nominal Pipe Size Accommodated: 1.500 INCHES ALL ENDS IN
Style Designator: STRAIGHT THRU
Operating Pressure: 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE
Material: STEEL CORROSION RESISTING SEAT
Material: STEEL CORROSION RESISTING BODY
Valve Operation Method: AUTOMATIC
Identification
NSN: 4820-01-491-1535
NIIN: 014911535
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 2L-150S
Manufacturer: Balon Corp
General Description
The Valve,check, cataloged under National Stock Number 4820-01-491-1535, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Balon Corp. Government technical data includes 7 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.
Technical Specifications
Parameter
Value
NSN
4820-01-491-1535
Primary Part Number
2L-150S
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Balon Corp
Status
ACTIVE
Nominal Pipe Size Accommodated
1.500 INCHES ALL ENDS IN
Style Designator
STRAIGHT THRU
Operating Pressure
285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
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 4820-01-491-1535?
NSN 4820-01-491-1535 is a Valve,check, manufactured by Balon Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-491-1535?
NSN 4820-01-491-1535 has 1 manufacturer part number on file: 2L-150S (Balon Corp).
What are the specifications of 2L-150S?
Key specifications for 2L-150S: Nominal Pipe Size Accommodated: 1.500 INCHES ALL ENDS IN; Style Designator: STRAIGHT THRU; Operating Pressure: 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; End Item Identification: AGS 65 89500. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-491-1535 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.