PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6775Cock,shutoff,screw Stem

Chief of Engineers Dept of Army · NSN 4820-00-423-2099 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-423-2099 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-423-2099. Primary manufacturer part number: 6775.
Features
  • Cock,shutoff,screw Stem — FSC 4820
  • Valve Operation Method: MANUAL
  • Furnished Items and Quantity: 2 FERRULE
  • Connection Type: THREADED EXTERNAL TUBE ALL ENDS
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Flow Control Device: DISK OR STEM
  • Connection Style: COMPRESSION (TUBE) ALL ENDS
  • Seat Nominal Radius: 0.062 INCHES FIRST END IN
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 4820-00-423-2099, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Chief of Engineers Dept of Army. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-423-2099
Primary Part Number6775
Item NameCock,shutoff,screw Stem
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerChief of Engineers Dept of Army
StatusCANCELLED
Valve Operation MethodMANUAL
Furnished Items and Quantity2 FERRULE
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Thread DirectionRIGHT-HAND ALL ENDS
Flow Control DeviceDISK OR STEM
Connection StyleCOMPRESSION (TUBE) ALL ENDS
Seat Nominal Radius0.062 INCHES FIRST END IN
Nominal Outside Diameter Tube Accommodated0.375 INCHES FIRST END IN
Thread Series DesignatorUNEF ALL ENDS
MaterialCOPPER ALLOY OVERALL
Thread Class3A ALL ENDS A
Nominal Thread Size0.562 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
6625-00-052-15184017626-0702 INTERCHANGEABLE
Ammeter
Raytheon Company Dba Raytheon Co
3010-00-145-8227677-5 INTERCHANGEABLE
Coupling Half,shaft
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5365-00-182-80286775 INTERCHANGEABLE
Ring,drive
Eaton Aerospace, Llc Dba Jackson South
5315-00-233-24116775 INTERCHANGEABLE
Pin,grooved,headless
Cae Usa Inc.
5310-00-247-866514U1417PCDB7847 INTERCHANGEABLE
Washer,flat
Naval Ship Systems Command
5935-00-259-05656775 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
5999-00-878-77706775 INTERCHANGEABLE
Clip,electrical
Cooper Bussmann, Llc Dba Cooper Industries
1560-00-886-3337114H2200-14 INTERCHANGEABLE
Support,hydraulic Lines
The Boeing Company
Cross-Reference Index
Part NumberManufacturer
6775 PRIMARY Chief of Engineers Dept of Army (USA)
6775 Dana Corp Weatherhead Div (USA)
A6775 Dana Corp Weatherhead Div (USA)
A6775 PRIMARY Danfoss Power Solutions II, Llc (USA)
131-76775 Dana Corp Weatherhead Div (USA)
13207E6291 PRIMARY Cecom Lr Center (USA)
10917051 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
390304R91 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
390304R91 International Harvester Co Agricultural Equipment Div (USA)
6775 Danfoss Power Solutions II, Llc (USA)
131-76775 Danfoss Power Solutions II, Llc (USA)
113EF Imperial (USA)
Related Parts
6625-00-052-1518INTERCHANGEABLE
AMMETER
4017626-0702
3010-00-145-8227INTERCHANGEABLE
COUPLING HALF,SHAFT
677-5
5365-00-182-8028INTERCHANGEABLE
RING,DRIVE
6775
5315-00-233-2411INTERCHANGEABLE
PIN,GROOVED,HEADLESS
6775
5310-00-247-8665INTERCHANGEABLE
WASHER,FLAT
14U1417PCDB7847
5935-00-259-0565INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
6775
5999-00-878-7770INTERCHANGEABLE
CLIP,ELECTRICAL
6775
1560-00-886-3337INTERCHANGEABLE
SUPPORT,HYDRAULIC LINES
114H2200-14

Frequently Asked Questions

What is NSN 4820-00-423-2099?

NSN 4820-00-423-2099 is a Cock,shutoff,screw Stem, manufactured by Chief of Engineers Dept of Army, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-423-2099?

NSN 4820-00-423-2099 has 12 cross-referenced part numbers: 6775 (Chief of Engineers Dept of Army), 6775 (Dana Corp Weatherhead Div), A6775 (Dana Corp Weatherhead Div), A6775 (Danfoss Power Solutions II, Llc), 131-76775 (Dana Corp Weatherhead Div) and 7 more.

What NSN replaces 4820-00-423-2099?

There are 8 known substitutes for 4820-00-423-2099: 6625-00-052-1518, 3010-00-145-8227, 5365-00-182-8028 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6775?

Key specifications for 6775: Valve Operation Method: MANUAL; Furnished Items and Quantity: 2 FERRULE; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Thread Direction: RIGHT-HAND ALL ENDS. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-423-2099 still in active supply?

NSN 4820-00-423-2099 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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