NSN 4820-01-261-5057 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-261-5057. Manufacturer of record part number: N31855.
Also searched as4820-01-261-5057 ·
4820012615057 ·
NIIN 012615057 ·
01-261-5057 ·
FSC 4820 Valves, Nonpowered · CAGE 62650 · N31855
Nearby stock numbers← 4820-01-261-5051 Disk and Arm Assembly
·
4820-01-261-5058 Plate, Spectical, Valve →
4820-01-261-5057 — Valves, Nonpowered
Features
Valve,line Blind — FSC 4820
General Characteristics Item Description: STEEL,MANUALLY OPERATED,2 PORTS UNTHD INTERNAL PIPE,STRAIGHT THRU FLOW,18.000 IN. DIA IN
1 manufacturer part number on file
Manufacturer of record: Floworks Usa Lp Dba Flotech Div Jacksonville
Identification
NSN: 4820-01-261-5057
NIIN: 012615057
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: N31855
Manufacturer: Floworks Usa Lp Dba Flotech Div Jacksonville
General Description
The Valve,line Blind, cataloged under National Stock Number 4820-01-261-5057, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Floworks Usa Lp Dba Flotech Div Jacksonville. 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
4820-01-261-5057
Primary Part Number
N31855
Item Name
Valve,line Blind
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Floworks Usa Lp Dba Flotech Div Jacksonville
Status
ACTIVE
General Characteristics Item Description
STEEL,MANUALLY OPERATED,2 PORTS UNTHD INTERNAL PIPE,STRAIGHT THRU FLOW,18.000 IN. DIA IN
Floworks Usa Lp Dba Flotech Div Jacksonville (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 4820-01-261-5057?
NSN 4820-01-261-5057 is a Valve,line Blind, manufactured by Floworks Usa Lp Dba Flotech Div Jacksonville, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-261-5057?
NSN 4820-01-261-5057 has 1 manufacturer part number on file: N31855 (Floworks Usa Lp Dba Flotech Div Jacksonville).
What are the specifications of N31855?
Key specifications for N31855: General Characteristics Item Description: STEEL,MANUALLY OPERATED,2 PORTS UNTHD INTERNAL PIPE,STRAIGHT THRU FLOW,18.000 IN. DIA IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-261-5057 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.