PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

97-1-1-2Valve,foot

Crane Co Div Valve Div · NSN 4820-00-640-0304 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-640-0304 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-640-0304. Primary manufacturer part number: 97-1-1-2.
Features
  • Valve,foot — FSC 4820
  • Nondefinitive Spec/std Data: 1.500 SIZE
  • Material: COPPER ALLOY 836 FLOW CONTROL DEVICE
  • First End Style Designator: PLAIN
  • Material Document and Classification: ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
  • First End Thread Direction: RIGHT-HAND
  • Material Document and Classification: ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Material: COPPER ALLOY 836 BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 836 Flow Control Device construction
General Description

The Valve,foot, cataloged under National Stock Number 4820-00-640-0304, 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 16 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
NSN4820-00-640-0304
Primary Part Number97-1-1-2
Item NameValve,foot
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Co Div Valve Div
StatusCANCELLED
Nondefinitive Spec/std Data1.500 SIZE
MaterialCOPPER ALLOY 836 FLOW CONTROL DEVICE
First End Style DesignatorPLAIN
Material Document and ClassificationASTM B62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
First End Thread DirectionRIGHT-HAND
Material Document and ClassificationASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MaterialCOPPER ALLOY 836 BODY
MaterialCOPPER ALLOY 836 SEAT
Material Document and ClassificationASTM B62 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Body StyleCYLINDRICAL (SCREWED)
First End Nominal Pipe Size Accommodated1.500 INCHES IN
Flow Control DeviceDISK, LIFT
End Connection Quantity1
First End Connection TypeTHREADED INTERNAL PIPE
Media for Which DesignedWATER, FRESH
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-0580 INTERCHANGEABLE
Cup,tapered Roller Bearing
5310-00-187-29573312A INTERCHANGEABLE
Washer,flat
Brinkley Technology Group Llc Dba Hercules Manufacturing
4820-00-227-0154 INTERCHANGEABLE
Valve,foot
4820-00-227-0155 INTERCHANGEABLE
Valve,foot
4820-00-227-0156 INTERCHANGEABLE
Valve,foot
4820-00-227-0157 INTERCHANGEABLE
Valve,foot
4820-00-288-7349 INTERCHANGEABLE
Valve,foot
1075-00-300-673497112 INTERCHANGEABLE
Liner Elevating Fin
Mine Safety Appliances Company
1005-00-344-62513312 INTERCHANGEABLE
Screw,plate
Smith & Wesson Sales Company
6640-00-539-7282 INTERCHANGEABLE
Incubator,bacteriological
Cross-Reference Index
Part NumberManufacturer
97-1-1-2 PRIMARY Crane Co Div Valve Div (USA)
5340-1-1-2 Mccanna Inc Dba Marpac Inc (USA)
33 1-2 Crane Co Div Valve Div (USA)
394 1-2 Crane Co Div Valve Div (USA)
A50498-BZ-1-D Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MILV16720 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3110-00-100-0580INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
5310-00-187-2957INTERCHANGEABLE
WASHER,FLAT
3312A
4820-00-227-0154INTERCHANGEABLE
VALVE,FOOT
4820-00-227-0155INTERCHANGEABLE
VALVE,FOOT
4820-00-227-0156INTERCHANGEABLE
VALVE,FOOT
4820-00-227-0157INTERCHANGEABLE
VALVE,FOOT
4820-00-288-7349INTERCHANGEABLE
VALVE,FOOT
1075-00-300-6734INTERCHANGEABLE
LINER ELEVATING FIN
97112
1005-00-344-6251INTERCHANGEABLE
SCREW,PLATE
3312
6640-00-539-7282INTERCHANGEABLE
INCUBATOR,BACTERIOLOGICAL
3110-00-554-3265INTERCHANGEABLE
BEARING,BALL,ANNULAR
5935-00-863-2069INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON

Frequently Asked Questions

What is NSN 4820-00-640-0304?

NSN 4820-00-640-0304 is a Valve,foot, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-640-0304?

NSN 4820-00-640-0304 has 6 cross-referenced part numbers: 97-1-1-2 (Crane Co Div Valve Div), 5340-1-1-2 (Mccanna Inc Dba Marpac Inc), 33 1-2 (Crane Co Div Valve Div), 394 1-2 (Crane Co Div Valve Div), A50498-BZ-1-D (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 1 more.

What NSN replaces 4820-00-640-0304?

There are 12 known substitutes for 4820-00-640-0304: 3110-00-100-0580, 5310-00-187-2957, 4820-00-227-0154 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 97-1-1-2?

Key specifications for 97-1-1-2: Nondefinitive Spec/std Data: 1.500 SIZE; Material: COPPER ALLOY 836 FLOW CONTROL DEVICE; First End Style Designator: PLAIN; Material Document and Classification: ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-640-0304 still in active supply?

NSN 4820-00-640-0304 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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