PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-319 SZ 3/8 INValve,check

Stockham Valves and Fittings Inc · NSN 4820-00-288-6677 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-288-6677 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-288-6677. Primary manufacturer part number: B-319 SZ 3/8 IN.
Features
  • Valve,check — FSC 4820
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Maximum Operating Temp: 150.0 FAHRENHEIT SECOND RESPONSE DEGF
  • Maximum Operating Temp: 460.0 FAHRENHEIT FIRST RESPONSE DEGF
  • Mounting Position: HORIZONTAL OR VERTICAL
  • Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Style Designator: STRAIGHT THRU
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 360 Flow Control Device construction
General Description

The Valve,check, cataloged under National Stock Number 4820-00-288-6677, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Stockham Valves and Fittings Inc. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 10 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
NSN4820-00-288-6677
Primary Part NumberB-319 SZ 3/8 IN
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerStockham Valves and Fittings Inc
StatusCANCELLED
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Maximum Operating Temp150.0 FAHRENHEIT SECOND RESPONSE DEGF
Maximum Operating Temp460.0 FAHRENHEIT FIRST RESPONSE DEGF
Mounting PositionHORIZONTAL OR VERTICAL
Connection StylePLAIN, OPTIONAL END (PIPE) ALL ENDS
Thread DirectionRIGHT-HAND ALL ENDS
Style DesignatorSTRAIGHT THRU
Material Document and ClassificationASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
MaterialCOPPER ALLOY 360 FLOW CONTROL DEVICE
Thread Series DesignatorNPT ALL ENDS
Media for Which DesignedSTEAM FIRST RESPONSE
Nondefinitive Spec/std Data4 TYPE AND A CLASS AND 3/8 SIZE
Material Document and ClassificationASTM B-16 ASSN STD SINGLE MATERIAL RESPONSE BODY LINING
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Operating Pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Nominal Thread Size0.375 INCHES ALL ENDS IN
MaterialCOPPER ALLOY 836 BODY
Flow Control DeviceDISK
Disk Loading MethodSPRING
Valve Operation MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-006-8129 INTERCHANGEABLE
Transformer,power,vibrator
6810-00-247-0597 INTERCHANGEABLE
Potassium Thiocyanate
4820-00-287-3097B-319 SZ 1 1/4 IN INTERCHANGEABLE
Valve,check
Stockham Valves and Fittings Inc
4820-00-287-309806002 INTERCHANGEABLE
Valve,check
Fairbanks Co the
4820-00-287-3114MSS SP80 TYP3,CL 125,SZ 1 IN INTERCHANGEABLE
Valve,check
Manufacturers Standardization Society of the Valve and Fittings Industry Inc
4820-00-287-4222B-319 SZ 3 IN INTERCHANGEABLE
Valve,check
Stockham Valves and Fittings Inc
4820-00-287-4234578-2.5 INTERCHANGEABLE
Valve,check
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
4820-00-288-6678514-001-3/4IN INTERCHANGEABLE
Valve,check
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
6515-00-532-83842134 INTERCHANGEABLE
Syringe,hypodermic
Becton, Dickinson and Co Dba Becton Dickinson & Co
2940-00-567-4978AF2034 INTERCHANGEABLE
Filter Element,intake Air Cleane
Arvinmeritor Inc
Cross-Reference Index
Part NumberManufacturer
2144 Lunkenheimer Co (USA)
198 Conbraco Industries Inc R-P and C Valve Div (USA)
3-82144125LBSP Lunkenheimer Co (USA)
B-319 SZ 3/8 IN PRIMARY Stockham Valves and Fittings Inc (USA)
160984 Hercules Engine Co Inc (USA)
0MEA174A705PC48 Carrier Corp (USA)
A2878 PRIMARY Fairbanks Co the (USA)
3ME480-201PC48 Carrier Corp (USA)
2ME354-22PC43-44 Carrier Corp (USA)
160984 PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
EC33BF006 PRIMARY Carrier Corp (USA)
WWV51 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
0MEA174A701PC48 Carrier Corp (USA)
FIG0600 PRIMARY Fairbanks Co the (USA)
0MEA174-205PC20 Carrier Corp (USA)
0MEA174-201PC20 Carrier Corp (USA)
13MPE-501-017,PC.23 Willard Marine, Inc. (USA)
134 Lunkenheimer Co (USA)
0640-3/8 INCH Fairbanks Co the (USA)
B319 Stockham Valves and Fittings Inc (USA)
Related Parts
5950-00-006-8129INTERCHANGEABLE
TRANSFORMER,POWER,VIBRATOR
6810-00-247-0597INTERCHANGEABLE
POTASSIUM THIOCYANATE
4820-00-287-3097INTERCHANGEABLE
VALVE,CHECK
B-319 SZ 1 1/4 IN
4820-00-287-3098INTERCHANGEABLE
VALVE,CHECK
06002
4820-00-287-3114INTERCHANGEABLE
VALVE,CHECK
MSS SP80 TYP3,CL 125,SZ 1 IN
4820-00-287-4222INTERCHANGEABLE
VALVE,CHECK
B-319 SZ 3 IN
4820-00-287-4234INTERCHANGEABLE
VALVE,CHECK
578-2.5
4820-00-288-6678INTERCHANGEABLE
VALVE,CHECK
514-001-3/4IN
6515-00-532-8384INTERCHANGEABLE
SYRINGE,HYPODERMIC
2134
2940-00-567-4978INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
AF2034
4920-00-611-9660INTERCHANGEABLE
BALANCE FIXTURE
4820-00-689-6743INTERCHANGEABLE
VALVE,CHECK
B319Y-1/2IN

Frequently Asked Questions

What is NSN 4820-00-288-6677?

NSN 4820-00-288-6677 is a Valve,check, manufactured by Stockham Valves and Fittings Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-288-6677?

NSN 4820-00-288-6677 has 26 cross-referenced part numbers: 2144 (Lunkenheimer Co), 198 (Conbraco Industries Inc R-P and C Valve Div), 3-82144125LBSP (Lunkenheimer Co), B-319 SZ 3/8 IN (Stockham Valves and Fittings Inc), 160984 (Hercules Engine Co Inc) and 21 more.

What NSN replaces 4820-00-288-6677?

There are 12 known substitutes for 4820-00-288-6677: 5950-00-006-8129, 6810-00-247-0597, 4820-00-287-3097 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B-319 SZ 3/8 IN?

Key specifications for B-319 SZ 3/8 IN: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Maximum Operating Temp: 150.0 FAHRENHEIT SECOND RESPONSE DEGF; Maximum Operating Temp: 460.0 FAHRENHEIT FIRST RESPONSE DEGF; Mounting Position: HORIZONTAL OR VERTICAL. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-288-6677 still in active supply?

NSN 4820-00-288-6677 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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