NSN 4820-01-515-2928 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-515-2928. Manufacturer of record part number: DRM201.
Operating Pressure: 5.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS
Nominal Width: 1.500 INCHES ALL ENDS IN
Material: COPPER ALLOY OVERALL
Valve Discharge Flow Rate: 220.0 CUBIC FEET PER MINUTE
Valve Operation Method: AUTOMATIC OR MANUAL
Nominal Thickness: 2.630 INCHES ALL ENDS IN
Identification
NSN: 4820-01-515-2928
NIIN: 015152928
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: DRM201
Manufacturer: New Pig Corporation
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-515-2928, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is New Pig Corporation. Government technical data includes 7 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-515-2928
Primary Part Number
DRM201
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
New Pig Corporation
Status
ACTIVE
Nominal Length
4.000 INCHES ALL ENDS IN
Operating Pressure
5.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE 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 4820-01-515-2928?
NSN 4820-01-515-2928 is a Valve,safety Relief, manufactured by New Pig Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-515-2928?
NSN 4820-01-515-2928 has 2 manufacturer part numbers on file: 272030 (Wesco Industrial Products, Llc), DRM201 (New Pig Corporation).
What are the specifications of DRM201?
Key specifications for DRM201: Nominal Length: 4.000 INCHES ALL ENDS IN; Operating Pressure: 5.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS; Special Features: MEDIA - PETROLEUM PRODUCTS AND NON-CORROSIVES; FITS 2-INCH BUNG HOLE IN STEEL AND PLASTIC DRUMS; WORKS ON MOST DRUMS; Nominal Width: 1.500 INCHES ALL ENDS IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-515-2928 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.