PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A6763Cock,shutoff,screw Stem

Danfoss Power Solutions II, Llc · NSN 4820-00-530-2978 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-530-2978 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-530-2978. Primary manufacturer part number: A6763.
Features
  • Cock,shutoff,screw Stem — FSC 4820
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Thread Series Designator: UNF ALL ENDS
  • Nominal Thread Size: 0.375 INCHES ALL ENDS IN
  • Flow Control Device: PLUG
  • Nominal Outside Diameter Tube Accommodated: 0.187 INCHES FIRST END IN
  • Connection Type: THREADED EXTERNAL TUBE ALL ENDS
  • Connection Style: INVERTED FLARE (TUBE) ALL ENDS
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Cock,shutoff,screw Stem, cataloged under National Stock Number 4820-00-530-2978, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-530-2978
Primary Part NumberA6763
Item NameCock,shutoff,screw Stem
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusCANCELLED
Thread DirectionRIGHT-HAND ALL ENDS
Thread Series DesignatorUNF ALL ENDS
Nominal Thread Size0.375 INCHES ALL ENDS IN
Flow Control DevicePLUG
Nominal Outside Diameter Tube Accommodated0.187 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Connection StyleINVERTED FLARE (TUBE) ALL ENDS
MaterialCOPPER ALLOY OVERALL
Seat Angle12.0 DEGREES ALL ENDS
Valve Operation MethodMANUAL
Thread Class3A ALL ENDS A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5910-00-365-5650134521-0003 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4510-00-421-1574 INTERCHANGEABLE
Parts Kit,water Closet
4730-00-585-7496 INTERCHANGEABLE
Adapter,straight,tube to Hose
5950-00-726-9817 INTERCHANGEABLE
Reactor
5960-00-838-347110-94635 INTERCHANGEABLE
Electron Tube
Unison Industries Llc
5945-01-135-0738876-4 INTERCHANGEABLE
Relay,electromagnetic
Rix Industries
5910-01-180-65086763 INTERCHANGEABLE
Capacitor Assembly
Auto Crane Company
5915-01-225-6661 INTERCHANGEABLE
Filter,radio Frequency Interfere
6545-01-500-2525619 INTERCHANGEABLE
Sink-Cabinet,surgical Scrub
Getinge Usa Inc
Cross-Reference Index
Part NumberManufacturer
485487 Stewart-Warner Corporation (USA)
5302978 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
7951494 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
6763 Danfoss Power Solutions II, Llc (USA)
A6763 Dana Corp Weatherhead Div (USA)
6763 Dana Corp Weatherhead Div (USA)
A6763 PRIMARY Danfoss Power Solutions II, Llc (USA)
N12525 Diamond Reo Truck Co (USA)
105EF Imperial (USA)
Related Parts
5910-00-365-5650INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
134521-0003
4510-00-421-1574INTERCHANGEABLE
PARTS KIT,WATER CLOSET
4730-00-585-7496INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
5950-00-726-9817INTERCHANGEABLE
REACTOR
5960-00-838-3471INTERCHANGEABLE
ELECTRON TUBE
10-94635
5945-01-135-0738INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
876-4
5910-01-180-6508INTERCHANGEABLE
CAPACITOR ASSEMBLY
6763
5915-01-225-6661INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
6545-01-500-2525INTERCHANGEABLE
SINK-CABINET,SURGICAL SCRUB
619

Frequently Asked Questions

What is NSN 4820-00-530-2978?

NSN 4820-00-530-2978 is a Cock,shutoff,screw Stem, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-530-2978?

NSN 4820-00-530-2978 has 9 cross-referenced part numbers: 485487 (Stewart-Warner Corporation), 5302978 (U S Army Tank Automotive Command Amsta-Im-Mm), 7951494 (U S Army Tank Automotive Command Amsta-Im-Mm), 6763 (Danfoss Power Solutions II, Llc), A6763 (Dana Corp Weatherhead Div) and 4 more.

What NSN replaces 4820-00-530-2978?

There are 9 known substitutes for 4820-00-530-2978: 5910-00-365-5650, 4510-00-421-1574, 4730-00-585-7496 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A6763?

Key specifications for A6763: Thread Direction: RIGHT-HAND ALL ENDS; Thread Series Designator: UNF ALL ENDS; Nominal Thread Size: 0.375 INCHES ALL ENDS IN; Flow Control Device: PLUG. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-530-2978 still in active supply?

NSN 4820-00-530-2978 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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