PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90251Cock,drain

Dragon Valves Inc · NSN 4820-01-207-0418 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-207-0418 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-207-0418. Primary manufacturer part number: 90251.
Features
  • Cock,drain — FSC 4820
  • Style Designator: STRAIGHT THRU
  • Valve Operation Method: MANUAL
  • Material: STEEL CORROSION RESISTING BODY
  • Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Connection Type: THREADED EXTERNAL PIPE ALL ENDS
  • Thread Series Designator: NPT ALL ENDS
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Cock,drain, cataloged under National Stock Number 4820-01-207-0418, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dragon Valves Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-207-0418
Primary Part Number90251
Item NameCock,drain
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDragon Valves Inc
StatusACTIVE
Style DesignatorSTRAIGHT THRU
Valve Operation MethodMANUAL
MaterialSTEEL CORROSION RESISTING BODY
Connection StylePLAIN, OPTIONAL END (PIPE) ALL ENDS
Thread DirectionRIGHT-HAND ALL ENDS
Connection TypeTHREADED EXTERNAL PIPE ALL ENDS
Thread Series DesignatorNPT ALL ENDS
Nominal Thread Size0.125 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5910-00-101-4054 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5355-00-771-38861309 INTERCHANGEABLE
Dial,control
Sensor Systems, L.l.c. Dba Sensor Systems Llc
5345-01-276-2992 INTERCHANGEABLE
Belt,abrasive
8465-01-511-409890342 INTERCHANGEABLE
Reservoir,hydration
Camelbak Products, Llc Dba Camelbak
6240-01-571-2775F21W/T5/865 INTERCHANGEABLE
Lamp,fluorescent
General Electric Company Dba Ge
4720-01-614-988790251 INTERCHANGEABLE
Hose Assembly,nonmetallic
General Electrodynamics Corporation Dba Nsd Scale
Cross-Reference Index
Part NumberManufacturer
90251 PRIMARY Dragon Valves Inc (USA)
712599-56 Raytheon Company Div Rmd Strategic (USA)
Related Parts
5910-00-101-4054INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5355-00-771-3886INTERCHANGEABLE
DIAL,CONTROL
1309
5345-01-276-2992INTERCHANGEABLE
BELT,ABRASIVE
8465-01-511-4098INTERCHANGEABLE
RESERVOIR,HYDRATION
90342
6240-01-571-2775INTERCHANGEABLE
LAMP,FLUORESCENT
F21W/T5/865
4720-01-614-9887INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
90251

Frequently Asked Questions

What is NSN 4820-01-207-0418?

NSN 4820-01-207-0418 is a Cock,drain, manufactured by Dragon Valves Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-207-0418?

NSN 4820-01-207-0418 has 2 cross-referenced part numbers: 90251 (Dragon Valves Inc), 712599-56 (Raytheon Company Div Rmd Strategic).

What NSN replaces 4820-01-207-0418?

There are 6 known substitutes for 4820-01-207-0418: 5910-00-101-4054, 5355-00-771-3886, 5345-01-276-2992 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 90251?

Key specifications for 90251: Style Designator: STRAIGHT THRU; Valve Operation Method: MANUAL; Material: STEEL CORROSION RESISTING BODY; Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS. 8 total characteristics are documented in the Federal Logistics Information System.

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