PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1156 3"Valve,gate

Warren Alloy Valve and Fitting Co Inc · NSN 4820-01-503-5894 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-503-5894 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-503-5894. Primary manufacturer part number: 1156 3".
Features
  • Valve,gate — FSC 4820
  • Material Document and Classification: ASTM A351 CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Material: STEEL UNS J92900 DISK
  • Material Document and Classification: ASTM A276 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
  • Material Document and Classification: ASTM A351 CF8M ASSN STD SINGLE MATERIAL RESPONSE DISK
  • Face to Face Distance: 8.000 INCHES IN
  • Material: STEEL COMP 316 STEM
  • Furnished Items and Quantity: 1 HANDWHEEL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Uns J92900 Disk construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-01-503-5894, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Warren Alloy Valve and Fitting Co Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-503-5894
Primary Part Number1156 3"
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWarren Alloy Valve and Fitting Co Inc
StatusACTIVE
Material Document and ClassificationASTM A351 CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY
MaterialSTEEL UNS J92900 DISK
Material Document and ClassificationASTM A276 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
Material Document and ClassificationASTM A351 CF8M ASSN STD SINGLE MATERIAL RESPONSE DISK
Face to Face Distance8.000 INCHES IN
MaterialSTEEL COMP 316 STEM
Furnished Items and Quantity1 HANDWHEEL
Inlet Relationship with OutletIDENTICAL
Flange Diameter7.500 INCHES IN
Bonnet Attachment MethodBOLTED
Pressure ClassERR-060
Bolt Hole Quantity4
Flange Face DesignRAISED
Valve Size3.000 INCHES IN
Bonnet TypeOUTSIDE SCREW-YOKE
Connection TypeFLANGE, ROUND W/HOLES
Valve Operation MethodMANUAL
MaterialSTEEL UNS J92900 BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5133-00-266-9478 INTERCHANGEABLE
Drill,twist
6125-00-316-3215 INTERCHANGEABLE
Winding,motor-Generator Field
5815-00-547-7890SM-C-186903GP8 INTERCHANGEABLE
Teletypewriter Subassembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5340-00-732-421411563 INTERCHANGEABLE
Hanger,pipe
Honeywell International Inc Dba Honeywell Div Consumer Products Group
5950-00-782-8192SM-C-586488 INTERCHANGEABLE
Reactor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-00-786-397111563 INTERCHANGEABLE
Valve,calibrated Flow
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
9340-01-109-55521156-3 INTERCHANGEABLE
Window,observation
Compass Water Solutions, Inc
3020-01-228-8365 INTERCHANGEABLE
Gear,spur
6220-01-512-7044971613-X03-WAN INTERCHANGEABLE
Light,indicator
Littelfuse, Inc.
Cross-Reference Index
Part NumberManufacturer
1156 3" PRIMARY Warren Alloy Valve and Fitting Co Inc (USA)
1156-3.0IN Warren Alloy Valve and Fitting Co Inc (USA)
Related Parts
5133-00-266-9478INTERCHANGEABLE
DRILL,TWIST
6125-00-316-3215INTERCHANGEABLE
WINDING,MOTOR-GENERATOR FIELD
5815-00-547-7890INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
SM-C-186903GP8
5340-00-732-4214INTERCHANGEABLE
HANGER,PIPE
11563
5950-00-782-8192INTERCHANGEABLE
REACTOR
SM-C-586488
4820-00-786-3971INTERCHANGEABLE
VALVE,CALIBRATED FLOW
11563
9340-01-109-5552INTERCHANGEABLE
WINDOW,OBSERVATION
1156-3
3020-01-228-8365INTERCHANGEABLE
GEAR,SPUR
6220-01-512-7044INTERCHANGEABLE
LIGHT,INDICATOR
971613-X03-WAN

Frequently Asked Questions

What is NSN 4820-01-503-5894?

NSN 4820-01-503-5894 is a Valve,gate, manufactured by Warren Alloy Valve and Fitting Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-503-5894?

NSN 4820-01-503-5894 has 2 cross-referenced part numbers: 1156 3" (Warren Alloy Valve and Fitting Co Inc), 1156-3.0IN (Warren Alloy Valve and Fitting Co Inc).

What NSN replaces 4820-01-503-5894?

There are 9 known substitutes for 4820-01-503-5894: 5133-00-266-9478, 6125-00-316-3215, 5815-00-547-7890 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1156 3"?

Key specifications for 1156 3": Material Document and Classification: ASTM A351 CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY; Material: STEEL UNS J92900 DISK; Material Document and Classification: ASTM A276 316 ASSN STD SINGLE MATERIAL RESPONSE STEM; Material Document and Classification: ASTM A351 CF8M ASSN STD SINGLE MATERIAL RESPONSE DISK. 20 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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