The Valve,ball, cataloged under National Stock Number 4820-01-161-4745, 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 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-161-4745 |
| Primary Part Number | MSS SP-110 1IN FIG 1A |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Manufacturers Standardization Society of the Valve and Fittings Industry Inc |
| Status | ACTIVE |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Material | STEEL BODY |
| Style Designator | STRAIGHT THRU |
| Thread Series Designator | NPT ALL ENDS |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Nondefinitive Spec/std Data | A CLASS AND 3 STYLE AND 2 TYPE AND 1.000 IN. SIZE IN |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Operating Pressure | 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Specification/standard Data | 81348-WW-V-35 GOVERNMENT SPECIFICATION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SECOND RESPONSE |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Material | STEEL STEM |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Bonnet Type | PACKING RETAINING |
| Material | STEEL FLOW CONTROL DEVICE |
| Maximum Operating Temp | 100.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| WW-V-35B | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MSS SP-110 1IN FIG 1A PRIMARY | Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA) |
| C1111-BB-1 | Circor Intl Inc (USA) |
| C1111-BB-1 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
NSN 4820-01-161-4745 is a Valve,ball, manufactured by Manufacturers Standardization Society of the Valve and Fittings Industry Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-161-4745 has 4 cross-referenced part numbers: WW-V-35B (Federal Specifications Promulgated by General Services Administration Washington DC), MSS SP-110 1IN FIG 1A (Manufacturers Standardization Society of the Valve and Fittings Industry Inc), C1111-BB-1 (Circor Intl Inc), C1111-BB-1 (Leslie Controls, Inc. Dba Leslie Controls Inc).
There are 6 known substitutes for 4820-01-161-4745: 4820-00-242-3183, 4820-01-098-7881, 4820-01-145-6680 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for MSS SP-110 1IN FIG 1A: Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT; Material: STEEL BODY; Style Designator: STRAIGHT THRU. 19 total characteristics are documented in the Federal Logistics Information System.