PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AAG1004-4INValve,gate

Heil Environmental Industries · NSN 4820-00-194-8860 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-194-8860 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-194-8860. Primary manufacturer part number: AAG1004-4IN.
Features
  • Valve,gate — FSC 4820
  • Stem Type: RISING
  • Bonnet Attachment Method: WELDED
  • Flange Face Design: PLAIN
  • Flange Face Design: PLAIN
  • Connection Type: FLANGE, ROUND W/HOLES
  • Bonnet Type: INSIDE SCREW
  • Flange Diameter: 6.625 INCHES IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,gate, cataloged under National Stock Number 4820-00-194-8860, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Heil Environmental Industries. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN4820-00-194-8860
Primary Part NumberAAG1004-4IN
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHeil Environmental Industries
StatusACTIVE
Stem TypeRISING
Bonnet Attachment MethodWELDED
Flange Face DesignPLAIN
Flange Face DesignPLAIN
Connection TypeFLANGE, ROUND W/HOLES
Bonnet TypeINSIDE SCREW
Flange Diameter6.625 INCHES IN
Stem TypeRISING
Bolt Hole Quantity8
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-155-8874102-5630P1 INTERCHANGEABLE
Bearing,ball,annular
Raytheon Company Dba Raytheon
3020-00-277-1121 INTERCHANGEABLE
Pulley,groove
1680-00-337-4438A3765 INTERCHANGEABLE
Brake,disc,actuator
Aerocontrolex Group, Inc. Div Talley Actuators
5935-00-418-87943765C INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5950-00-589-76332000242 INTERCHANGEABLE
Transformer,power
Champion Aerospace Llc
5325-00-663-24093765 INTERCHANGEABLE
Ring,retaining
Eaton Corporation
5310-00-700-71277007127 INTERCHANGEABLE
Nut,plain,hexagon
U S Army Tank Automotive Command Amsta-Im-Mm
4320-00-768-29043765A-10010 INTERCHANGEABLE
Ring,wearing
The Gorman-Rupp Company Div Gorman-Rupp
5950-00-905-7993N285498-2 INTERCHANGEABLE
Transformer,radio Frequency
Raytheon Company Dba Raytheon Co
4320-01-016-30283765A10011 INTERCHANGEABLE
Ring,wearing
The Gorman-Rupp Company Div Gorman-Rupp
Cross-Reference Index
Part NumberManufacturer
3765 Gny Equipment, Inc. (USA)
AAG1004-4IN Fruehauf Corp Government Services Div (USA)
AG1004 Allegheny Valve Co (USA)
AAG1004-4IN PRIMARY Heil Environmental Industries (USA)
Related Parts
3110-00-155-8874INTERCHANGEABLE
BEARING,BALL,ANNULAR
102-5630P1
3020-00-277-1121INTERCHANGEABLE
PULLEY,GROOVE
1680-00-337-4438INTERCHANGEABLE
BRAKE,DISC,ACTUATOR
A3765
5935-00-418-8794INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
3765C
5950-00-589-7633INTERCHANGEABLE
TRANSFORMER,POWER
2000242
5325-00-663-2409INTERCHANGEABLE
RING,RETAINING
3765
5310-00-700-7127INTERCHANGEABLE
NUT,PLAIN,HEXAGON
7007127
4320-00-768-2904INTERCHANGEABLE
RING,WEARING
3765A-10010
5950-00-905-7993INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
N285498-2
4320-01-016-3028INTERCHANGEABLE
RING,WEARING
3765A10011
5920-01-563-3881INTERCHANGEABLE
FUSE,CARTRIDGE
6230-01-627-0824INTERCHANGEABLE
FLASHLIGHT
3765

Frequently Asked Questions

What is NSN 4820-00-194-8860?

NSN 4820-00-194-8860 is a Valve,gate, manufactured by Heil Environmental Industries, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-194-8860?

NSN 4820-00-194-8860 has 4 cross-referenced part numbers: 3765 (Gny Equipment, Inc.), AAG1004-4IN (Fruehauf Corp Government Services Div), AG1004 (Allegheny Valve Co), AAG1004-4IN (Heil Environmental Industries).

What NSN replaces 4820-00-194-8860?

There are 12 known substitutes for 4820-00-194-8860: 3110-00-155-8874, 3020-00-277-1121, 1680-00-337-4438 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AAG1004-4IN?

Key specifications for AAG1004-4IN: Stem Type: RISING; Bonnet Attachment Method: WELDED; Flange Face Design: PLAIN; Flange Face Design: PLAIN. 10 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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