NSN 4820-01-597-9658 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-597-9658. Manufacturer of record part number: B-34661.
Also searched as4820-01-597-9658 ·
4820015979658 ·
NIIN 015979658 ·
01-597-9658 ·
FSC 4820 Valves, Nonpowered · CAGE 1BND5 · B-34661
Operating Pressure: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Bonnet Type: INSIDE SCREW
Bonnet Attachment Method: BOLTED
Material: IRON CAST BODY
Valve Operation Method: MANUAL
Identification
NSN: 4820-01-597-9658
NIIN: 015979658
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: B-34661
Manufacturer: Mueller Refrigeration Products Co
General Description
The Valve,angle, cataloged under National Stock Number 4820-01-597-9658, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mueller Refrigeration Products Co. Government technical data includes 7 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
4820-01-597-9658
Primary Part Number
B-34661
Item Name
Valve,angle
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Mueller Refrigeration Products Co
Status
ACTIVE
Connection Type
BUTT WELD TUBE FIRST END
Style Designator
ANGLE
Operating Pressure
700.0 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 4820-01-597-9658?
NSN 4820-01-597-9658 is a Valve,angle, manufactured by Mueller Refrigeration Products Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-597-9658?
NSN 4820-01-597-9658 has 1 manufacturer part number on file: B-34661 (Mueller Refrigeration Products Co).
What are the specifications of B-34661?
Key specifications for B-34661: Connection Type: BUTT WELD TUBE FIRST END; Style Designator: ANGLE; Operating Pressure: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Bonnet Type: INSIDE SCREW. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-597-9658 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.