PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18840Valve,gate

Crane Co Div Valve Div · NSN 4820-00-057-9493 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-057-9493 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-057-9493. Primary manufacturer part number: 18840.
Features
  • Valve,gate — FSC 4820
  • Valve Operation Method: MANUAL
  • Features Provided: BONNET PACKING
  • Material Document and Classification: ASTM A351,GR CF8M ASSN STD SINGLE MATERIAL RESPONSE SEAT
  • Operating Pressure and Type: 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
  • Material: STEEL BODY
  • Material: STEEL SEAT
  • Nominal Thread Size: 1.250 INCHES IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Body construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-00-057-9493, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-057-9493
Primary Part Number18840
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Co Div Valve Div
StatusACTIVE
Valve Operation MethodMANUAL
Features ProvidedBONNET PACKING
Material Document and ClassificationASTM A351,GR CF8M ASSN STD SINGLE MATERIAL RESPONSE SEAT
Operating Pressure and Type200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
MaterialSTEEL BODY
MaterialSTEEL SEAT
Nominal Thread Size1.250 INCHES IN
Stem TypeNONRISING
Material Document and ClassificationASTM A351,GR CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY
Maximum Operating Temp and Media for Which Designed350.0 FAHRENHEIT WATER-OIL-GAS DEGF
Thread Series DesignatorNPT
MaterialSTEEL DISK
Material Document and ClassificationASTM A351,GR CF8M ASSN STD SINGLE MATERIAL RESPONSE DISK
Material Document and ClassificationASTM A351,GR CF8M ASSN STD SINGLE MATERIAL RESPONSE STEM
MaterialSTEEL STEM
Bonnet Attachment MethodTHREADED
Bonnet TypeINSIDE SCREW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4820-00-057-9491NO. 62100 VAVLE N.P.S. 1 IN. INTERCHANGEABLE
Valve,gate
Crane Co Div Valve Div
4820-00-063-3297NO. 62100 VALVE N.P.S. 2 IN. INTERCHANGEABLE
Valve,gate
Crane Co Div Valve Div
2540-00-818-988118840 INTERCHANGEABLE
Ball Drawbar Lift
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5130-00-987-7057AWM-36083 INTERCHANGEABLE
Sleeve,wire Wrapping Tool
A.w. Mack Manufacturing Co., Inc.
5950-01-152-1912 INTERCHANGEABLE
Transformer,power
5305-01-273-494918840 INTERCHANGEABLE
Screw,cap,socket Head
Sps Technologies, Llc Dba PB Fasteners
Cross-Reference Index
Part NumberManufacturer
18840 Crane Co Div Valve Div (USA)
Related Parts
4820-00-057-9491INTERCHANGEABLE
VALVE,GATE
NO. 62100 VAVLE N.P.S. 1 IN.
4820-00-063-3297INTERCHANGEABLE
VALVE,GATE
NO. 62100 VALVE N.P.S. 2 IN.
2540-00-818-9881INTERCHANGEABLE
BALL DRAWBAR LIFT
18840
5130-00-987-7057INTERCHANGEABLE
SLEEVE,WIRE WRAPPING TOOL
AWM-36083
5950-01-152-1912INTERCHANGEABLE
TRANSFORMER,POWER
5305-01-273-4949INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
18840

Frequently Asked Questions

What is NSN 4820-00-057-9493?

NSN 4820-00-057-9493 is a Valve,gate, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-057-9493?

NSN 4820-00-057-9493 has 1 cross-referenced part number: 18840 (Crane Co Div Valve Div).

What NSN replaces 4820-00-057-9493?

There are 6 known substitutes for 4820-00-057-9493: 4820-00-057-9491, 4820-00-063-3297, 2540-00-818-9881 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18840?

Key specifications for 18840: Valve Operation Method: MANUAL; Special Features: 1.250 IN. PIPE SIZE;R.H. THD;11-1/2 THDS PER INCH IN; Features Provided: BONNET PACKING; Material Document and Classification: ASTM A351,GR CF8M ASSN STD SINGLE MATERIAL RESPONSE SEAT. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com