NSN 4810-01-645-5769 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-645-5769. Manufacturer of record part number: D505022.
Manufacturer of record: Armstrong International Inc Dba Armstrong Machine Works
Identification
NSN: 4810-01-645-5769
NIIN: 016455769
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: D505022
Manufacturer: Armstrong International Inc Dba Armstrong Machine Works
General Description
The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4810-01-645-5769, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Armstrong International Inc Dba Armstrong Machine Works. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Valve,regulating,fluid Pressure
FSC / FSG
4810 — Valves, Powered (FSG 48)
Manufacturers
Armstrong International Inc Dba Armstrong Machine Works (CAGE 03933)
Technical Specifications
Parameter
Value
NSN
4810-01-645-5769
Primary Part Number
D505022
Item Name
Valve,regulating,fluid Pressure
FSC / FSG
4810 / 48 — Valves, Powered
Manufacturer
Armstrong International Inc Dba Armstrong Machine Works
Armstrong International Inc Dba Armstrong Machine Works (USA)
Reference documents
Reference
Meaning
6604250
7/2Vendor item drawing reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247
4810-00-001-1247 · Item name not on file
4810-00-001-4499
VALVE,SOLENOID
4810-00-001-4531
4810-00-001-4531 · Item name not on file
4810-00-001-4532
4810-00-001-4532 · Item name not on file
4810-00-001-4554
4810-00-001-4554 · Item name not on file
4810-00-001-4555
4810-00-001-4555 · Item name not on file
4810-00-001-4556
4810-00-001-4556 · Item name not on file
4810-00-001-4611
4810-00-001-4611 · Item name not on file
Frequently Asked Questions
What is NSN 4810-01-645-5769?
NSN 4810-01-645-5769 is a Valve,regulating,fluid Pressure, manufactured by Armstrong International Inc Dba Armstrong Machine Works, classified under FSC 4810, Valves, Powered. Status: active.
What part numbers are listed for NSN 4810-01-645-5769?
NSN 4810-01-645-5769 has 1 manufacturer part number on file: D505022 (Armstrong International Inc Dba Armstrong Machine Works).
Is NSN 4810-01-645-5769 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.