NSN 4820-01-437-1573 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-437-1573. Manufacturer of record part number: M-3NRVCO4.
Operating Pressure: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Bonnet Type: INSIDE SCREW
Thread Direction: RIGHT-HAND ALL ENDS
Identification
NSN: 4820-01-437-1573
NIIN: 014371573
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: M-3NRVCO4
Manufacturer: Swagelok Co
General Description
The Valve,globe, cataloged under National Stock Number 4820-01-437-1573, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Swagelok Co. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Technical Specifications
Parameter
Value
NSN
4820-01-437-1573
Primary Part Number
M-3NRVCO4
Item Name
Valve,globe
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Swagelok Co
Status
ACTIVE
Flow Control Device
PLUG
Connection Style
PLAIN (TUBE) ALL ENDS
Connection Type
THREADED EXTERNAL TUBE ALL ENDS
Style Designator
STRAIGHT THRU
Operating Pressure
5000.0 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 4820-01-437-1573?
NSN 4820-01-437-1573 is a Valve,globe, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-437-1573?
NSN 4820-01-437-1573 has 2 manufacturer part numbers on file: 6768198 (Naval Sea Systems Command), M-3NRVCO4 (Swagelok Co).
What are the specifications of M-3NRVCO4?
Key specifications for M-3NRVCO4: Flow Control Device: PLUG; Connection Style: PLAIN (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Style Designator: STRAIGHT THRU. 13 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-437-1573 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.