NSN 4820-00-876-8250 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-876-8250. Manufacturer of record part number: 86-1-150.
Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread Direction: RIGHT-HAND FIRST END
Nominal Thread Size: 1.000 INCHES FIRST END IN
Identification
NSN: 4820-00-876-8250
NIIN: 008768250
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 86-1-150
Manufacturer: Anderson Greenwood Lp Dba Anderson Greenwood Crosby
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-00-876-8250, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-00-876-8250
Primary Part Number
86-1-150
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
Status
ACTIVE
Flow Control Device
POPPET
Connection Style
PLAIN (PIPE) FIRST END
Connection Type
THREADED EXTERNAL PIPE FIRST END
Style Designator
STRAIGHT THRU
Operating Pressure
150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Reference documents
Reference
Meaning
VAL1595
5/9Secondary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
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 4820-00-876-8250?
NSN 4820-00-876-8250 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-876-8250?
NSN 4820-00-876-8250 has 2 manufacturer part numbers on file: 86-1-150 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), C3118-2-1 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
What are the specifications of 86-1-150?
Key specifications for 86-1-150: Flow Control Device: POPPET; Connection Style: PLAIN (PIPE) FIRST END; Connection Type: THREADED EXTERNAL PIPE FIRST END; Style Designator: STRAIGHT THRU. 11 specifications are documented in the U.S. Government catalog.
Is NSN 4820-00-876-8250 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.