PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1605-2Valve,plug

Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division · NSN 4820-01-013-1477 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-013-1477 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-013-1477. Primary manufacturer part number: 1605-2.
Features
  • Valve,plug — FSC 4820
  • Thread Series Designator: NPT ALL ENDS
  • Material: COPPER ALLOY BODY
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Flow Style: TWO-WAY TWO PORT 90 DEGREE PLUG TURN
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
  • Valve Operation Method: MANUAL
  • Thread Direction: RIGHT-HAND ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,plug, cataloged under National Stock Number 4820-01-013-1477, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-013-1477
Primary Part Number1605-2
Item NameValve,plug
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRomac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
StatusACTIVE
Thread Series DesignatorNPT ALL ENDS
MaterialCOPPER ALLOY BODY
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Flow StyleTWO-WAY TWO PORT 90 DEGREE PLUG TURN
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Valve Operation MethodMANUAL
Thread DirectionRIGHT-HAND ALL ENDS
Nominal Thread Size2.000 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6130-00-198-4080TDM4-5-5-5-5 INTERCHANGEABLE
Power Supply
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
5950-00-497-8603154098 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
2540-00-809-77965624-7-07 INTERCHANGEABLE
Handle,door,vehicular
Eastern Co Div Eberhard Manufacturing
5305-00-948-0803 INTERCHANGEABLE
Screw,cap,hexagon Head
5340-01-285-3119NAS1830B04B10 INTERCHANGEABLE
Standoff,threaded,spacing
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5120-01-422-1883601D2 INTERCHANGEABLE
Tool,installation
Howmet Global Fastening Systems Inc Div Rosan Products
6515-01-625-185916052 INTERCHANGEABLE
Trocar
Conmed Corp Dba Conmed Linvatec Div Conmed Corporation
Cross-Reference Index
Part NumberManufacturer
1605-2 PRIMARY Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA)
MRL86623-1 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
MRL86623 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
Related Parts
6130-00-198-4080INTERCHANGEABLE
POWER SUPPLY
TDM4-5-5-5-5
5950-00-497-8603INTERCHANGEABLE
TRANSFORMER,POWER
154098
2540-00-809-7796INTERCHANGEABLE
HANDLE,DOOR,VEHICULAR
5624-7-07
5305-00-948-0803INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5340-01-285-3119INTERCHANGEABLE
STANDOFF,THREADED,SPACING
NAS1830B04B10
5120-01-422-1883INTERCHANGEABLE
TOOL,INSTALLATION
601D2
6515-01-625-1859INTERCHANGEABLE
TROCAR
16052

Frequently Asked Questions

What is NSN 4820-01-013-1477?

NSN 4820-01-013-1477 is a Valve,plug, manufactured by Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-013-1477?

NSN 4820-01-013-1477 has 3 cross-referenced part numbers: 1605-2 (Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division), MRL86623-1 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), MRL86623 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems).

What NSN replaces 4820-01-013-1477?

There are 7 known substitutes for 4820-01-013-1477: 6130-00-198-4080, 5950-00-497-8603, 2540-00-809-7796 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1605-2?

Key specifications for 1605-2: Thread Series Designator: NPT ALL ENDS; Material: COPPER ALLOY BODY; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Flow Style: TWO-WAY TWO PORT 90 DEGREE PLUG TURN. 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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