PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MSS SP-70Valve,gate

Manufacturers Standardization Society of the Valve and Fittings Industry Inc · NSN 4820-00-142-3139 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-142-3139 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-142-3139. Primary manufacturer part number: MSS SP-70.
Features
  • Valve,gate — FSC 4820
  • Flange Diameter: 7.500 INCHES IN
  • Valve Operation Method: MANUAL
  • Material: IRON BODY
  • Face to Face Distance: 8.000 INCHES IN
  • Flange Face Design: PLAIN
  • Stem Type: RISING
  • Material Document and Classification: ASTMFEA000 ASSN STD SINGLE MATERIAL RESPONSE BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Iron Body construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-00-142-3139, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Manufacturers Standardization Society of the Valve and Fittings Industry Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-142-3139
Primary Part NumberMSS SP-70
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerManufacturers Standardization Society of the Valve and Fittings Industry Inc
StatusCANCELLED
Flange Diameter7.500 INCHES IN
Valve Operation MethodMANUAL
MaterialIRON BODY
Face to Face Distance8.000 INCHES IN
Flange Face DesignPLAIN
Stem TypeRISING
Material Document and ClassificationASTMFEA000 ASSN STD SINGLE MATERIAL RESPONSE BODY
Bolt Hole Quantity4
Valve Size3.000 INCHES IN
Material Document and ClassificationASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE STEM
MaterialCOPPER ALLOY SEAT
Bonnet TypeOUTSIDE SCREW-YOKE
Material Document and ClassificationASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Bonnet Attachment MethodBOLTED
Material Document and ClassificationASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE DISK
MaterialCOPPER ALLOY DISK
MaterialCOPPER ALLOY STEM
Features ProvidedBONNET PACKING
Inlet Relationship with OutletIDENTICAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-268-87731787 SZ 4 IN INTERCHANGEABLE
Valve,gate
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
4820-00-268-8776 INTERCHANGEABLE
Valve,gate
4820-00-275-2424 INTERCHANGEABLE
Valve,gate
4820-00-275-2425 INTERCHANGEABLE
Valve,gate
4820-00-275-2426 INTERCHANGEABLE
Valve,gate
5950-00-532-103911069811 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Aviation and Missile Command
4820-00-818-1270726F4IN INTERCHANGEABLE
Valve,gate
The Walworth Company
4820-00-883-0160MSS-SP-70 TY 1/OF/TIM A/CL125 INTERCHANGEABLE
Valve,gate
Manufacturers Standardization Society of the Valve and Fittings Industry Inc
4820-00-883-4596 INTERCHANGEABLE
Valve,gate
4820-00-899-7358 INTERCHANGEABLE
Valve,gate
Cross-Reference Index
Part NumberManufacturer
MSS SP-70 Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
0611FLG3 Kennedy Valve Div of Itt Grinnell Valve Co Inc (USA)
WWV58 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
465-1-2 Crane Co Div Valve Div (USA)
MSS-SP-70-76 Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
465 1/2 Crane Co Div Valve Div (USA)
Related Parts
4820-00-268-8773INTERCHANGEABLE
VALVE,GATE
1787 SZ 4 IN
4820-00-268-8776INTERCHANGEABLE
VALVE,GATE
4820-00-275-2424INTERCHANGEABLE
VALVE,GATE
4820-00-275-2425INTERCHANGEABLE
VALVE,GATE
4820-00-275-2426INTERCHANGEABLE
VALVE,GATE
5950-00-532-1039INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
11069811
4820-00-818-1270INTERCHANGEABLE
VALVE,GATE
726F4IN
4820-00-883-0160INTERCHANGEABLE
VALVE,GATE
MSS-SP-70 TY 1/OF/TIM A/CL125
4820-00-883-4596INTERCHANGEABLE
VALVE,GATE
4820-00-899-7358INTERCHANGEABLE
VALVE,GATE
4820-01-148-2720INTERCHANGEABLE
VALVE,GATE
2640-01-417-0786INTERCHANGEABLE
LUBRICANT,TIRE AND RIM
46-512

Frequently Asked Questions

What is NSN 4820-00-142-3139?

NSN 4820-00-142-3139 is a Valve,gate, manufactured by Manufacturers Standardization Society of the Valve and Fittings Industry Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-142-3139?

NSN 4820-00-142-3139 has 6 cross-referenced part numbers: MSS SP-70 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc), 0611FLG3 (Kennedy Valve Div of Itt Grinnell Valve Co Inc), WWV58 (Federal Specifications Promulgated by General Services Administration Washington DC), 465-1-2 (Crane Co Div Valve Div), MSS-SP-70-76 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc) and 1 more.

What NSN replaces 4820-00-142-3139?

There are 12 known substitutes for 4820-00-142-3139: 4820-00-268-8773, 4820-00-268-8776, 4820-00-275-2424 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MSS SP-70?

Key specifications for MSS SP-70: Flange Diameter: 7.500 INCHES IN; Valve Operation Method: MANUAL; Material: IRON BODY; Face to Face Distance: 8.000 INCHES IN. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-142-3139 still in active supply?

NSN 4820-00-142-3139 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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