PartsTable TECHNICAL DATA SHEET
NSN 4820-01-441-3790Government record, cited

Flange, Gland, Valve4820-01-441-3790

NSN 4820-01-441-3790 · NIIN 014413790
FSC 4820 — Valves, Nonpowered · FSG 48 — Valves
Government record, cited
Also searched as  4820-01-441-3790 · 4820014413790 · NIIN 014413790 · 01-441-3790 · FSC 4820 Valves, Nonpowered · 803-2177917-12-36 · 2177917
Nearby stock numbers  ·
Features
  • Flange,gland,valve — FSC 4820
  • Flange Shape: OVAL
  • Material Document and Classification: ASTM B61 ASSN STD ALL MATERIAL RESPONSES
  • Bolt Hole Nominal Diameter: 0.062 INCHES IN
  • Valve Size: 12.000 INCHES IN
  • Bolt Hole Quantity: 2
  • Nominal Center Hole Diameter: 1.517 INCHES IN
  • Valve Type: GATE
Identification
  • NSN: 4820-01-441-3790
  • NIIN: 014413790
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
General Description

The Flange,gland,valve, cataloged under National Stock Number 4820-01-441-3790, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-441-3790
Item NameFlange,gland,valve
FSC / FSG4820 / 48 — Valves, Nonpowered
StatusACTIVE
Flange ShapeOVAL
Material Document and ClassificationASTM B61 ASSN STD ALL MATERIAL RESPONSES
Bolt Hole Nominal Diameter0.062 INCHES IN
Valve Size12.000 INCHES IN
Bolt Hole Quantity2
Nominal Center Hole Diameter1.517 INCHES IN
Valve TypeGATE
Flange Width3.000 INCHES IN
MaterialCOPPER ALLOY
Flange Length4.531 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
803-2177917-12-36 3/2 Design control — primary reference
U.S. Government activity
2177917 D/9 Drawing number reference only
U.S. Government activity
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
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 4820-01-441-3790?

NSN 4820-01-441-3790 is a Flange,gland,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-441-3790?

Key specifications for 4820-01-441-3790: Flange Shape: OVAL; Material Document and Classification: ASTM B61 ASSN STD ALL MATERIAL RESPONSES; Bolt Hole Nominal Diameter: 0.062 INCHES IN; Valve Size: 12.000 INCHES IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-441-3790 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.
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