PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

150 1IN 11-15PSIValve,safety Relief

Jayco Incorporated · NSN 4820-00-287-3199 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-287-3199 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-287-3199. Primary manufacturer part number: 150 1IN 11-15PSI.
Features
  • Valve,safety Relief — FSC 4820
  • Maximum Operating Temp: 406.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Operating Pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Thread Direction: RIGHT-HAND FIRST END
  • Nominal Thread Size: 1.000 INCHES SECOND END IN
  • Valve Discharge Flow Rate: 171.0 CUBIC FEET PER MINUTE
  • Connection Style: PLAIN (PIPE) SECOND END
  • Material: COPPER ALLOY BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-287-3199, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Jayco Incorporated. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-287-3199
Primary Part Number150 1IN 11-15PSI
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerJayco Incorporated
StatusACTIVE
Maximum Operating Temp406.0 FAHRENHEIT SINGLE RESPONSE DEGF
Operating Pressure250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread DirectionRIGHT-HAND FIRST END
Nominal Thread Size1.000 INCHES SECOND END IN
Valve Discharge Flow Rate171.0 CUBIC FEET PER MINUTE
Connection StylePLAIN (PIPE) SECOND END
MaterialCOPPER ALLOY BODY
Material Document and ClassificationQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Nominal Thread Size1.000 INCHES FIRST END IN
MaterialSTEEL STEM
Valve Operation MethodAUTOMATIC OR MANUAL
Thread DirectionRIGHT-HAND SECOND END
Disk Loading MethodSPRING
Features ProvidedVALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE
Adjustable Pressure Range+11.0 TO 15.0 POUNDS PER SQUARE INCH LBS
Thread Series DesignatorNPT SECOND END
Connection StylePLAIN,OPTIONAL END(PIPE) FIRST END
MaterialCOPPER ALLOY FLOW CONTROL DEVICE
Thread Series DesignatorNPT FIRST END
Material Document and ClassificationQQ-390 FED SPEC SINGLE MATERIAL RESPONSE STEM
Bonnet Attachment MethodINTEGRAL
Flow Control DeviceDISK
Connection TypeTHREADED INTERNAL PIPE FIRST END
Media for Which DesignedSTEAM SINGLE RESPONSE
Material Document and ClassificationQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE BODY
Style DesignatorANGLE
Connection TypeTHREADED EXTERNAL PIPE SECOND END
MaterialCOPPER ALLOY SEAT
Bonnet TypeINSIDE SPRING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-081-2696666163-048 INTERCHANGEABLE
Transformer,radio Frequency
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
3110-00-144-8882109173 INTERCHANGEABLE
Bearing,ball,annular
Dresser, Llc
5340-00-425-596825011 INTERCHANGEABLE
Cap,filler Opening
Durand-Wayland Inc Div John Bean Sprayers
3110-00-448-7372WJ-162112 INTERCHANGEABLE
Retainer and Rollers,bearing
Jtekt Bearings North America Llc Div Kbna - Ord 1
5905-00-577-9619 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5950-00-625-7133 INTERCHANGEABLE
Demagnetizer
3120-01-178-1867460657-001 INTERCHANGEABLE
Bearing,sleeve
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5365-01-223-44872501-1 INTERCHANGEABLE
Bushing
B/e Aerospace, Inc.
3110-01-254-7111 INTERCHANGEABLE
Cup,tapered Roller Bearing
6515-01-294-554025011 INTERCHANGEABLE
Drill,twist,bone
Nobelpharma Usa Inc
Cross-Reference Index
Part NumberManufacturer
2501-1IN RANGE Crane Co Div Valve Div (USA)
2501-1IN RANGE 11TO15PSI Crane Co Div Valve Div (USA)
2501-1 Crane Co Div Valve Div (USA)
150 1IN 11-15PSI PRIMARY Jayco Incorporated (USA)
Related Parts
5950-00-081-2696INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
666163-048
3110-00-144-8882INTERCHANGEABLE
BEARING,BALL,ANNULAR
109173
5340-00-425-5968INTERCHANGEABLE
CAP,FILLER OPENING
25011
3110-00-448-7372INTERCHANGEABLE
RETAINER AND ROLLERS,BEARING
WJ-162112
5905-00-577-9619INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5950-00-625-7133INTERCHANGEABLE
DEMAGNETIZER
3120-01-178-1867INTERCHANGEABLE
BEARING,SLEEVE
460657-001
5365-01-223-4487INTERCHANGEABLE
BUSHING
2501-1
3110-01-254-7111INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
6515-01-294-5540INTERCHANGEABLE
DRILL,TWIST,BONE
25011
5365-01-333-9926INTERCHANGEABLE
SHIM
25011
5120-01-335-1450INTERCHANGEABLE
PUNCH,DRIVE PIN

Frequently Asked Questions

What is NSN 4820-00-287-3199?

NSN 4820-00-287-3199 is a Valve,safety Relief, manufactured by Jayco Incorporated, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-287-3199?

NSN 4820-00-287-3199 has 4 cross-referenced part numbers: 2501-1IN RANGE (Crane Co Div Valve Div), 2501-1IN RANGE 11TO15PSI (Crane Co Div Valve Div), 2501-1 (Crane Co Div Valve Div), 150 1IN 11-15PSI (Jayco Incorporated).

What NSN replaces 4820-00-287-3199?

There are 12 known substitutes for 4820-00-287-3199: 5950-00-081-2696, 3110-00-144-8882, 5340-00-425-5968 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 150 1IN 11-15PSI?

Key specifications for 150 1IN 11-15PSI: Maximum Operating Temp: 406.0 FAHRENHEIT SINGLE RESPONSE DEGF; Operating Pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Thread Direction: RIGHT-HAND FIRST END; Nominal Thread Size: 1.000 INCHES SECOND END IN. 29 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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