NSN 4820-01-137-9072 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-137-9072. Manufacturer of record part number: B-6801 1IN.
Nominal Pipe Size Accommodated: 1.000 INCHES ALL ENDS IN
Connection Style: SOCKET ALL ENDS
Connection Type: BUTT WELD PIPE ALL ENDS
Style Designator: STRAIGHT THRU
Operating Pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Maximum Operating Temp: 300.0 FAHRENHEIT SINGLE RESPONSE DEGF
Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
Identification
NSN: 4820-01-137-9072
NIIN: 011379072
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: B-6801 1IN
Manufacturer: Watts Regulator Company
General Description
The Valve,ball, cataloged under National Stock Number 4820-01-137-9072, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Watts Regulator Company. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-137-9072
Primary Part Number
B-6801 1IN
Item Name
Valve,ball
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Watts Regulator Company
Status
ACTIVE
Nominal Pipe Size Accommodated
1.000 INCHES ALL ENDS IN
Connection Style
SOCKET ALL ENDS
Connection Type
BUTT WELD PIPE ALL ENDS
Style Designator
STRAIGHT THRU
Operating Pressure
600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-137-9072?
NSN 4820-01-137-9072 is a Valve,ball, manufactured by Watts Regulator Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-137-9072?
NSN 4820-01-137-9072 has 1 manufacturer part number on file: B-6801 1IN (Watts Regulator Company).
What are the specifications of B-6801 1IN?
Key specifications for B-6801 1IN: Nominal Pipe Size Accommodated: 1.000 INCHES ALL ENDS IN; Connection Style: SOCKET ALL ENDS; Connection Type: BUTT WELD PIPE ALL ENDS; Style Designator: STRAIGHT THRU. 9 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-137-9072 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.