The Valve,check, cataloged under National Stock Number 4820-00-287-3114, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-287-3114 |
| Primary Part Number | MSS SP80 TYP3,CL 125,SZ 1 IN |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Manufacturers Standardization Society of the Valve and Fittings Industry Inc |
| Status | CANCELLED |
| Valve Operation Method | AUTOMATIC |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Maximum Operating Temp | 406.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Flow Control Device | DISK |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Maximum Operating Temp | 150.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Material Document and Classification | ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material | COPPER ALLOY 836 FLOW CONTROL DEVICE |
| Material Document and Classification | ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Nondefinitive Spec/std Data | 4 TYPE AND A CLASS |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Style Designator | STRAIGHT THRU |
| Thread Series Designator | NPT ALL ENDS |
| Material | COPPER ALLOY 836 BODY |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Thread Quantity Per Inch | 11-1/2 FIRST END |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 92A | Jenkins Bros (USA) |
| B-319 1IN | Stockham Valves and Fittings Inc (USA) |
| 198 | Conbraco Industries Inc R-P and C Valve Div (USA) |
| 134 | Lunkenheimer Co (USA) |
| MSS-SP80 | Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA) |
| 0600 | Fairbanks Co the (USA) |
| A89880-2 | Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA) |
| B-319 SZ 1 IN | Stockham Valves and Fittings Inc (USA) |
| WWV51 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 87 | Scott Valve Mfg Co (USA) |
| B-319 1IN | Gulton-Statham Transducers Inc (USA) |
| 513-1 | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| MSS SP80 TYP3,CL 125,SZ 1 IN PRIMARY | Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA) |
| 4708K55 | Mcmaster-Carr Supply Co (USA) |
| 101514 | Melley Industries Inc (USA) |
| A1088592G9 | L3harris Technologies, Inc. (USA) |
| B319 | Stockham Valves and Fittings Inc (USA) |
| 34 | Crane Co Div Valve Div (USA) |
NSN 4820-00-287-3114 is a Valve,check, manufactured by Manufacturers Standardization Society of the Valve and Fittings Industry Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-287-3114 has 18 cross-referenced part numbers: 92A (Jenkins Bros), B-319 1IN (Stockham Valves and Fittings Inc), 198 (Conbraco Industries Inc R-P and C Valve Div), 134 (Lunkenheimer Co), MSS-SP80 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc) and 13 more.
There are 12 known substitutes for 4820-00-287-3114: 5120-00-024-0342, 6508-00-064-4176, 5331-00-132-3918 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MSS SP80 TYP3,CL 125,SZ 1 IN: Valve Operation Method: AUTOMATIC; Mounting Position: HORIZONTAL OR VERTICAL; Maximum Operating Temp: 406.0 FAHRENHEIT FIRST RESPONSE DEGF; Flow Control Device: DISK. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-287-3114 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.