PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100-920-2Valve,safety Relief

Aerocontrolex Group, Inc. · NSN 4820-00-692-3792 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-692-3792 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-692-3792. Primary manufacturer part number: 100-920-2.
Features
  • Valve,safety Relief — FSC 4820
  • Flange Shape: RECTANGULAR WITH HOLES FIRST END
  • Nominal Width: 1.563 INCHES FIRST END IN
  • Bolt Hole Nominal Diameter: 0.190 INCHES FIRST END IN
  • Connection Type: FLANGE FIRST END
  • Style Designator: ANGLE
  • Nominal Length: 1.938 INCHES FIRST END IN
  • Flange Face Design: PLAIN FIRST END
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-692-3792, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aerocontrolex Group, Inc.. Government technical data includes 17 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-692-3792
Primary Part Number100-920-2
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAerocontrolex Group, Inc.
StatusCANCELLED
Flange ShapeRECTANGULAR WITH HOLES FIRST END
Nominal Width1.563 INCHES FIRST END IN
Bolt Hole Nominal Diameter0.190 INCHES FIRST END IN
Connection TypeFLANGE FIRST END
Style DesignatorANGLE
Nominal Length1.938 INCHES FIRST END IN
Flange Face DesignPLAIN FIRST END
MaterialALUMINUM ALLOY OVERALL
Bolt Hole Quantity4 FIRST END
Bonnet TypeINSIDE SCREW
Bonnet Attachment MethodTHREADED
Disk Loading MethodSPRING
Center to Center Nominal Distance Between Bolt Holes Along Length0.875 INCHES FIRST END IN
Nominal Thickness0.188 INCHES FIRST END IN
Center to Center Nominal Distance Between Bolt Holes Along Width1.250 INCHES FIRST END IN
Flow Control DeviceDISK
Valve Operation MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3110-00-100-0269528 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
Cross-Reference Index
Part NumberManufacturer
650380 Raytheon Company Dba Raytheon (USA)
100-920-2 PRIMARY Aerocontrolex Group, Inc. (USA)
Related Parts
3110-00-100-0269INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
528

Frequently Asked Questions

What is NSN 4820-00-692-3792?

NSN 4820-00-692-3792 is a Valve,safety Relief, manufactured by Aerocontrolex Group, Inc., classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-692-3792?

NSN 4820-00-692-3792 has 2 cross-referenced part numbers: 650380 (Raytheon Company Dba Raytheon), 100-920-2 (Aerocontrolex Group, Inc.).

What NSN replaces 4820-00-692-3792?

There is 1 known substitute for 4820-00-692-3792: 3110-00-100-0269. Verify interchangeability with system specifications before substitution.

What are the specifications of 100-920-2?

Key specifications for 100-920-2: Flange Shape: RECTANGULAR WITH HOLES FIRST END; Nominal Width: 1.563 INCHES FIRST END IN; Bolt Hole Nominal Diameter: 0.190 INCHES FIRST END IN; Connection Type: FLANGE FIRST END. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-692-3792 still in active supply?

NSN 4820-00-692-3792 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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