NSN 4820-01-289-3484 · NIIN 012893484 · Part number D-953X1 1/2X1
R & M Energy Systems Tomball P · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 61314
Government record, cited
NSN 4820-01-289-3484 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-289-3484. Manufacturer of record part number: D-953X1 1/2X1.
Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
Connection Type: THREADED INTERNAL PIPE ALL ENDS
Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread Direction: RIGHT-HAND ALL ENDS
Nominal Thread Size: 1.500 INCHES ALL ENDS IN
Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
Thread Series Designator: NPT ALL ENDS
Identification
NSN: 4820-01-289-3484
NIIN: 012893484
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: D-953X1 1/2X1
Manufacturer: R & M Energy Systems Tomball P
General Description
The Valve,plug, cataloged under National Stock Number 4820-01-289-3484, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is R & M Energy Systems Tomball P. Government technical data includes 8 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
4820-01-289-3484
Primary Part Number
D-953X1 1/2X1
Item Name
Valve,plug
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
R & M Energy Systems Tomball P
Status
ACTIVE
Connection Style
PLAIN,OPTIONAL END(PIPE) ALL ENDS
Connection Type
THREADED INTERNAL PIPE ALL ENDS
Operating Pressure
400.0 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 4820-01-289-3484?
NSN 4820-01-289-3484 is a Valve,plug, manufactured by R & M Energy Systems Tomball P, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-289-3484?
NSN 4820-01-289-3484 has 1 manufacturer part number on file: D-953X1 1/2X1 (R & M Energy Systems Tomball P).
What are the specifications of D-953X1 1/2X1?
Key specifications for D-953X1 1/2X1: Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Thread Direction: RIGHT-HAND ALL ENDS. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-289-3484 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.