PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FD15-1000-04Valve,bleeder,hydraulic System

Danfoss Power Solutions II, Llc · NSN 4820-01-298-8416 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-298-8416 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-298-8416. Primary manufacturer part number: FD15-1000-04.
Features
  • Valve,bleeder,hydraulic System — FSC 4820
  • Specification/standard Data: 81349-MIL-V-81940 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Style Designator: ANGLE
  • Nondefinitive Spec/std Data: 2 TYPE
  • Special Test Features: ALSO USED ON 2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM)
  • Material: STEEL CORROSION RESISTING BODY
  • Valve Operation Method: MANUAL
  • Criticality Code Justification: FEAT
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Valve,bleeder,hydraulic System, cataloged under National Stock Number 4820-01-298-8416, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-298-8416
Primary Part NumberFD15-1000-04
Item NameValve,bleeder,hydraulic System
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusCANCELLED
Specification/standard Data81349-MIL-V-81940 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorANGLE
Nondefinitive Spec/std Data2 TYPE
Special Test FeaturesALSO USED ON 2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM)
MaterialSTEEL CORROSION RESISTING BODY
Valve Operation MethodMANUAL
Criticality Code JustificationFEAT
Flow Control DeviceDISK
Nominal Thread Size0.250 INCHES ALL ENDS IN
Operating Pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Connection TypeTHREADED EXTERNAL PIPE ALL ENDS
Thread DirectionRIGHT-HAND ALL ENDS
Connection StylePLAIN (PIPE) ALL ENDS
Media for Which DesignedHYDRAULIC FLUID, MINERAL BASE SINGLE RESPONSE
Thread Series DesignatorNPTF ALL ENDS
Maximum Operating Temp275.0 FAHRENHEIT SINGLE RESPONSE DEGF
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
4820-01-104-5169 INTERCHANGEABLE
Valve,bleeder,hydraulic System
4820-01-322-7580 INTERCHANGEABLE
Valve,bleeder,hydraulic System
4820-01-344-3934FD15-1002-04 INTERCHANGEABLE
Valve,bleeder,hydraulic System
Danfoss Power Solutions II, Llc
Cross-Reference Index
Part NumberManufacturer
FD15-1000-04 Danfoss Power Solutions II, Llc (USA)
FD15-1000-04 Danfoss Power Solutions II, Llc (USA)
M81940/2-1 Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA)
MIL-DTL-81940/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
FD15-1000-04 Danfoss Power Solutions II, Llc (USA)
MIL-V-81940/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
HV22-36 Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
MIL-V-81940 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M81940/2-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4820-01-104-5169INTERCHANGEABLE
VALVE,BLEEDER,HYDRAULIC SYSTEM
4820-01-322-7580INTERCHANGEABLE
VALVE,BLEEDER,HYDRAULIC SYSTEM
4820-01-344-3934INTERCHANGEABLE
VALVE,BLEEDER,HYDRAULIC SYSTEM
FD15-1002-04

Frequently Asked Questions

What is NSN 4820-01-298-8416?

NSN 4820-01-298-8416 is a Valve,bleeder,hydraulic System, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-298-8416?

NSN 4820-01-298-8416 has 9 cross-referenced part numbers: FD15-1000-04 (Danfoss Power Solutions II, Llc), FD15-1000-04 (Danfoss Power Solutions II, Llc), M81940/2-1 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), MIL-DTL-81940/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), FD15-1000-04 (Danfoss Power Solutions II, Llc) and 4 more.

What NSN replaces 4820-01-298-8416?

There are 3 known substitutes for 4820-01-298-8416: 4820-01-104-5169, 4820-01-322-7580, 4820-01-344-3934. Verify interchangeability with system specifications before substitution.

What are the specifications of FD15-1000-04?

Key specifications for FD15-1000-04: Specification/standard Data: 81349-MIL-V-81940 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Style Designator: ANGLE; Nondefinitive Spec/std Data: 2 TYPE; Special Test Features: ALSO USED ON 2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM). 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-298-8416 still in active supply?

NSN 4820-01-298-8416 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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