PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

135-62078Valve,check

Danfoss Power Solutions II, Llc · NSN 4820-00-529-0769 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-529-0769 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-529-0769. Primary manufacturer part number: 135-62078.
Features
  • Valve,check — FSC 4820
  • Thread Class: 3A ALL ENDS A
  • Valve Operation Method: AUTOMATIC
  • Surface Treatment Document and Classification: MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE
  • Seat Angle: 37.0 DEGREES ALL ENDS
  • Nominal Thread Size: 0.750 INCHES ALL ENDS IN
  • Operating Pressure: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Surface Treatment: ANODIZE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy Seat construction
General Description

The Valve,check, cataloged under National Stock Number 4820-00-529-0769, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-529-0769
Primary Part Number135-62078
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusCANCELLED
Thread Class3A ALL ENDS A
Valve Operation MethodAUTOMATIC
Surface Treatment Document and ClassificationMIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE
Seat Angle37.0 DEGREES ALL ENDS
Nominal Thread Size0.750 INCHES ALL ENDS IN
Operating Pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Surface TreatmentANODIZE
Connection StyleFLARED (TUBE) ALL ENDS
Thread Series DesignatorUNF ALL ENDS
Style DesignatorSTRAIGHT THRU
Maximum Operating Temp165.0 FAHRENHEIT SINGLE RESPONSE DEGF
Mounting PositionHORIZONTAL OR VERTICAL
MaterialALUMINUM ALLOY SEAT
Flow Control DeviceBALL OR CONE
MaterialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Thread DirectionRIGHT-HAND ALL ENDS
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MaterialALUMINUM ALLOY BODY
Disk Loading MethodSPRING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5133-00-232-2866 INTERCHANGEABLE
Drill,twist
5110-00-242-282712-978 INTERCHANGEABLE
Plane,rabbet
The Stanley Works Dba Stanley Proto
6625-00-334-8822 INTERCHANGEABLE
Oscillator Subassembly
1680-00-627-506412078 INTERCHANGEABLE
Tube Assy,cable Con
Triumph Controls, Llc Dba Triumph Controls, Llc
5935-00-849-94551200-0058 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Keysight Technologies Inc
5307-01-022-534612078 INTERCHANGEABLE
Stud
Hornet Acquisitionco, Llc Dba Onboard Systems
4820-01-024-2815458-8D2-6 INTERCHANGEABLE
Valve,check
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
3439-01-205-0289R12078 INTERCHANGEABLE
Soldering Fork,electric
Triton Industries Inc
4820-01-501-6700 INTERCHANGEABLE
Valve,check
5325-01-503-71918660011 INTERCHANGEABLE
Grommet,5.8
Jlg Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
HC3400-8 Raytheon Company (USA)
135-62078 Dana Corp Weatherhead Div (USA)
1207-8 Essex Industries, Inc. Dba Essex Industries (USA)
9-1647-8 Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
K1206-8 Essex Industries, Inc. Dba Essex Industries (USA)
135-62078 PRIMARY Danfoss Power Solutions II, Llc (USA)
HC3300-8 PRIMARY Raytheon Company (USA)
135-62078 Precision Form Rivet Inc (USA)
9-1647-8 Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
4-2243-8 Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
458-8D2-6 Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
Related Parts
5133-00-232-2866INTERCHANGEABLE
DRILL,TWIST
5110-00-242-2827INTERCHANGEABLE
PLANE,RABBET
12-978
6625-00-334-8822INTERCHANGEABLE
OSCILLATOR SUBASSEMBLY
1680-00-627-5064INTERCHANGEABLE
TUBE ASSY,CABLE CON
12078
5935-00-849-9455INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
1200-0058
5307-01-022-5346INTERCHANGEABLE
STUD
12078
4820-01-024-2815INTERCHANGEABLE
VALVE,CHECK
458-8D2-6
3439-01-205-0289INTERCHANGEABLE
SOLDERING FORK,ELECTRIC
R12078
4820-01-501-6700INTERCHANGEABLE
VALVE,CHECK
5325-01-503-7191INTERCHANGEABLE
GROMMET,5.8
8660011
6670-01-578-8296INTERCHANGEABLE
WEIGHT SET,BALANCE
12078

Frequently Asked Questions

What is NSN 4820-00-529-0769?

NSN 4820-00-529-0769 is a Valve,check, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-529-0769?

NSN 4820-00-529-0769 has 11 cross-referenced part numbers: HC3400-8 (Raytheon Company), 135-62078 (Dana Corp Weatherhead Div), 1207-8 (Essex Industries, Inc. Dba Essex Industries), 9-1647-8 (Parker Hannifin Corporation Div Aerospace Group Headquarters), K1206-8 (Essex Industries, Inc. Dba Essex Industries) and 6 more.

What NSN replaces 4820-00-529-0769?

There are 11 known substitutes for 4820-00-529-0769: 5133-00-232-2866, 5110-00-242-2827, 6625-00-334-8822 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 135-62078?

Key specifications for 135-62078: Thread Class: 3A ALL ENDS A; Valve Operation Method: AUTOMATIC; Surface Treatment Document and Classification: MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE; Seat Angle: 37.0 DEGREES ALL ENDS. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-529-0769 still in active supply?

NSN 4820-00-529-0769 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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