NSN 4820-01-464-3772 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-464-3772. Manufacturer of record part number: D49-8-15.
Also searched as4820-01-464-3772 ·
4820014643772 ·
NIIN 014643772 ·
01-464-3772 ·
FSC 4820 Valves, Nonpowered · CAGE 5P967 · D49-8-15 · D4930 REV F ITEM 31 · D4930 REV F ITEM 31 · D4930
The Adjusting Screw Val, cataloged under National Stock Number 4820-01-464-3772, 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 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-464-3772
Primary Part Number
D49-8-15
Item Name
Adjusting Screw Val
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Dante Valve Company
Status
ACTIVE
Material
COPPER ALLOY
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-464-4168D49-30UU-10N-1/2-3/4POSSIBLE MATCH
VALVE,SAFETY RELIEF
Possible match (shared part number)Dante Valve Company
4820-01-464-4172D49-8-08POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Dante Valve Company
5310-01-472-4838D49-8-16POSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)Dante Valve Company
4820-01-573-0583D49-30UU-03H-1/2-3/4POSSIBLE MATCH
VALVE,SAFETY RELIEF
Possible match (shared part number)Dante Valve Company
4820-01-573-0610D49-30UU-07F-1/2-3/4POSSIBLE MATCH
VALVE,SAFETY RELIEF
Possible match (shared part number)Dante Valve Company
4820-01-573-2760D49-8-10POSSIBLE MATCH
RETAINER,DISK,VALVE
Possible match (shared part number)Dante Valve Company
NSN 4820-01-464-3772 is a Adjusting Screw Val, manufactured by Dante Valve Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-464-3772?
NSN 4820-01-464-3772 has 2 manufacturer part numbers on file: D49-8-15 (Dante Valve Company), D4930 REV F ITEM 31 (Dante Valve Company).
What NSN replaces 4820-01-464-3772?
6 possible matches (shared part number, not a government interchangeability claim): 4820-01-464-4168, 4820-01-464-4172, 5310-01-472-4838. Verify interchangeability with system specifications before substitution.
What are the specifications of D49-8-15?
Key specifications for D49-8-15: Special Features: NEXT HIGHER ASSY; VALVE,RELIEF; Material: COPPER ALLOY. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-464-3772 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.