PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13040Valve,safety Relief

Saf Industries Llc Dba Saf Industries Llc Div Garkenyon · NSN 4820-00-083-3803 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-083-3803 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-083-3803. Primary manufacturer part number: 13040.
Features
  • Valve,safety Relief — FSC 4820
  • Nominal Outside Diameter: 2.375 INCHES SECOND END IN
  • Raised Face Nominal Height: 0.187 INCHES SECOND END IN
  • Raised Face Nominal Diameter: 2.340 INCHES SECOND END IN
  • Nominal Thickness: 0.187 INCHES SECOND END IN
  • Material Document and Classification: MIL-S-5059,TYPE 302,ANNEALED MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
  • Style Designator: ANGLE
  • Bolt Hole Nominal Diameter: 0.259 INCHES SECOND END IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Flow Control Device construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-083-3803, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Saf Industries Llc Dba Saf Industries Llc Div Garkenyon. Government technical data includes 23 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
NSN4820-00-083-3803
Primary Part Number13040
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSaf Industries Llc Dba Saf Industries Llc Div Garkenyon
StatusACTIVE
Nominal Outside Diameter2.375 INCHES SECOND END IN
Raised Face Nominal Height0.187 INCHES SECOND END IN
Raised Face Nominal Diameter2.340 INCHES SECOND END IN
Nominal Thickness0.187 INCHES SECOND END IN
Material Document and ClassificationMIL-S-5059,TYPE 302,ANNEALED MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Style DesignatorANGLE
Bolt Hole Nominal Diameter0.259 INCHES SECOND END IN
Material Document and ClassificationQQ-A-225/6,ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE BODY
Center to Center Nominal Distance Between Bolt Holes Along Width2.375 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated1.875 INCHES FIRST END IN
MaterialSTEEL FLOW CONTROL DEVICE
MaterialALUMINUM ALLOY BODY
Nominal Width3.000 INCHES SECOND END IN
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Center to Center Nominal Distance Between Bolt Holes Along Length2.375 INCHES SECOND END IN
Valve Operation MethodAUTOMATIC
Operating Pressure7.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Flow Control DeviceDISK
Flange Face DesignRAISED STRAIGHT SECOND END
Connection StylePLAIN (TUBE) FIRST END
Flange ShapeRECTANGULAR WITH HOLES SECOND END
Nominal Length3.000 INCHES SECOND END IN
Bolt Hole Quantity4 SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-489-485977-4IN INTERCHANGEABLE
Coupling,clamp,pipe
Victaulic Company of America Inc Dba Victaulic Company of America
6125-00-511-8791JH13040 INTERCHANGEABLE
Harness Assy Brushe
Safran Power Usa Llc
2910-00-757-51300-13040 INTERCHANGEABLE
Carburetor,float
Zenith Fuel Systems Llc
5920-00-823-06242110-0365 INTERCHANGEABLE
Fuse,cartridge
Keysight Technologies Inc
3020-00-870-7272 INTERCHANGEABLE
Chain,silent
5915-01-156-8599 INTERCHANGEABLE
Filter,radio Frequency Interfere
5360-01-441-4545 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
128SCP201-1 Northrop Grumman Systems Corporation (USA)
128SCP201-1 Northrop Grumman Systems Corporation (USA)
13040 PRIMARY Saf Industries Llc Dba Saf Industries Llc Div Garkenyon (USA)
Related Parts
4730-00-489-4859INTERCHANGEABLE
COUPLING,CLAMP,PIPE
77-4IN
6125-00-511-8791INTERCHANGEABLE
HARNESS ASSY BRUSHE
JH13040
2910-00-757-5130INTERCHANGEABLE
CARBURETOR,FLOAT
0-13040
5920-00-823-0624INTERCHANGEABLE
FUSE,CARTRIDGE
2110-0365
3020-00-870-7272INTERCHANGEABLE
CHAIN,SILENT
5915-01-156-8599INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
5360-01-441-4545INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 4820-00-083-3803?

NSN 4820-00-083-3803 is a Valve,safety Relief, manufactured by Saf Industries Llc Dba Saf Industries Llc Div Garkenyon, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-083-3803?

NSN 4820-00-083-3803 has 3 cross-referenced part numbers: 128SCP201-1 (Northrop Grumman Systems Corporation), 128SCP201-1 (Northrop Grumman Systems Corporation), 13040 (Saf Industries Llc Dba Saf Industries Llc Div Garkenyon).

What NSN replaces 4820-00-083-3803?

There are 7 known substitutes for 4820-00-083-3803: 4730-00-489-4859, 6125-00-511-8791, 2910-00-757-5130 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13040?

Key specifications for 13040: Nominal Outside Diameter: 2.375 INCHES SECOND END IN; Raised Face Nominal Height: 0.187 INCHES SECOND END IN; Raised Face Nominal Diameter: 2.340 INCHES SECOND END IN; Nominal Thickness: 0.187 INCHES SECOND END IN. 24 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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