PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

235Valve,angle

Lunkenheimer Co · NSN 4820-00-287-5164 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-287-5164 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-287-5164. Primary manufacturer part number: 235.
Features
  • Valve,angle — FSC 4820
  • Material: GRAPHITE PACKING
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Bonnet Type: INSIDE SCREW
  • Material Document and Classification: ASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Features Provided: BONNET PACKING
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
  • Media for Which Designed: STEAM FIRST RESPONSE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Graphite Packing construction
General Description

The Valve,angle, cataloged under National Stock Number 4820-00-287-5164, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lunkenheimer Co. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-287-5164
Primary Part Number235
Item NameValve,angle
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLunkenheimer Co
StatusCANCELLED
MaterialGRAPHITE PACKING
Thread DirectionRIGHT-HAND ALL ENDS
Bonnet TypeINSIDE SCREW
Material Document and ClassificationASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE BODY
Features ProvidedBONNET PACKING
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Media for Which DesignedSTEAM FIRST RESPONSE
Flow Control DeviceDISK
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Bonnet Attachment MethodTHREADED
Valve Operation MethodMANUAL
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Style DesignatorANGLE
Nominal Thread Size1.000 INCHES FIRST END IN
Material Document and ClassificationASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE STEM
Nondefinitive Spec/std Data2 TYPE AND 1 CLASS AND 1 SIZE
Material Document and ClassificationASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Operating Pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Thread Quantity Per Inch11-1/2 ALL ENDS
Supplementary FeaturesITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCES 12168 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
Material Document and ClassificationASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MaterialCOPPER ALLOY 836 FLOW CONTROL DEVICE
MaterialCOPPER ALLOY 836 BODY
Thread Series DesignatorNPT ALL ENDS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
4820-00-155-2663 INTERCHANGEABLE
Valve,angle
7520-00-240-48317520-00-240-4831 INTERCHANGEABLE
Box,filing
Sourceamerica
4820-00-262-7017FIG B-216 SZ 1/2 IN INTERCHANGEABLE
Valve,angle
Stockham Valves and Fittings Inc
4820-00-287-2494 INTERCHANGEABLE
Valve,angle
4820-00-287-2495046 SZ 1/8 IN INTERCHANGEABLE
Valve,angle
Fairbanks Co the
3010-00-294-8856046 INTERCHANGEABLE
Coupling,shaft,rigid
Circor Naval Solutions Llc Dba Warren Pumps
4820-00-446-2744504-3/4 INTERCHANGEABLE
Valve,angle
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
5310-00-655-622916102991 INTERCHANGEABLE
Washer,flat
Fairbanks Morse, Llc
4820-00-892-5904FIGURE 89 INTERCHANGEABLE
Valve,angle
Crane Co Div Valve Div
3419-01-526-0519046HD-110V INTERCHANGEABLE
Key Duplicating Machine
Ilco Unican Corp Dba Wolf Sales
Cross-Reference Index
Part NumberManufacturer
235 Lunkenheimer Co (USA)
321 Scott Valve Mfg Co (USA)
151 Kennedy Valve Div of Itt Grinnell Valve Co Inc (USA)
2 Crane Co Div Valve Div (USA)
WWV51 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
046 Fairbanks Co the (USA)
T311B Nibco Inc (USA)
Related Parts
4820-00-155-2663INTERCHANGEABLE
VALVE,ANGLE
7520-00-240-4831INTERCHANGEABLE
BOX,FILING
7520-00-240-4831
4820-00-262-7017INTERCHANGEABLE
VALVE,ANGLE
FIG B-216 SZ 1/2 IN
4820-00-287-2494INTERCHANGEABLE
VALVE,ANGLE
4820-00-287-2495INTERCHANGEABLE
VALVE,ANGLE
046 SZ 1/8 IN
3010-00-294-8856INTERCHANGEABLE
COUPLING,SHAFT,RIGID
046
4820-00-446-2744INTERCHANGEABLE
VALVE,ANGLE
504-3/4
5310-00-655-6229INTERCHANGEABLE
WASHER,FLAT
16102991
4820-00-892-5904INTERCHANGEABLE
VALVE,ANGLE
FIGURE 89
3419-01-526-0519INTERCHANGEABLE
KEY DUPLICATING MACHINE
046HD-110V
8145-01-529-9635INTERCHANGEABLE
CONTAINER,HUM VATTS
046

Frequently Asked Questions

What is NSN 4820-00-287-5164?

NSN 4820-00-287-5164 is a Valve,angle, manufactured by Lunkenheimer Co, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-287-5164?

NSN 4820-00-287-5164 has 7 cross-referenced part numbers: 235 (Lunkenheimer Co), 321 (Scott Valve Mfg Co), 151 (Kennedy Valve Div of Itt Grinnell Valve Co Inc), 2 (Crane Co Div Valve Div), WWV51 (Federal Specifications Promulgated by General Services Administration Washington DC) and 2 more.

What NSN replaces 4820-00-287-5164?

There are 11 known substitutes for 4820-00-287-5164: 4820-00-155-2663, 7520-00-240-4831, 4820-00-262-7017 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 235?

Key specifications for 235: Material: GRAPHITE PACKING; Thread Direction: RIGHT-HAND ALL ENDS; Bonnet Type: INSIDE SCREW; Material Document and Classification: ASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE BODY. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-287-5164 still in active supply?

NSN 4820-00-287-5164 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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