NSN 4820-01-625-3322 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-625-3322. Manufacturer of record part number: D40UU-08S-1/2-1/2.
Also searched as4820-01-625-3322 ·
4820016253322 ·
NIIN 016253322 ·
01-625-3322 ·
FSC 4820 Valves, Nonpowered · CAGE 5P967 · D40UU-08S-1/2-1/2
Material Document and Classification: STMA276 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Material Document and Classification: STMB61 ASSN STD SINGLE MATERIAL RESPONSE BODY
Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Size: 0.50 INCHES IN
Media for Which Designed: LIQUID SINGLE RESPONSE
Identification
NSN: 4820-01-625-3322
NIIN: 016253322
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: D40UU-08S-1/2-1/2
Manufacturer: Dante Valve Company
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-625-3322, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dante Valve Company. 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
4820-01-625-3322
Primary Part Number
D40UU-08S-1/2-1/2
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Dante Valve Company
Status
ACTIVE
Flow Control Device
STEM
Renewable Seat Ring Type
THREADED
Material Document and Classification
STMA276 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Material Document and Classification
STMB61 ASSN STD SINGLE MATERIAL RESPONSE BODY
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 4820-01-625-3322?
NSN 4820-01-625-3322 is a Valve,safety Relief, manufactured by Dante Valve Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-625-3322?
NSN 4820-01-625-3322 has 1 manufacturer part number on file: D40UU-08S-1/2-1/2 (Dante Valve Company).
What are the specifications of D40UU-08S-1/2-1/2?
Key specifications for D40UU-08S-1/2-1/2: Flow Control Device: STEM; Renewable Seat Ring Type: THREADED; Material Document and Classification: STMA276 ASSN STD SINGLE MATERIAL RESPONSE SEAT; Material Document and Classification: STMB61 ASSN STD SINGLE MATERIAL RESPONSE BODY. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-625-3322 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.