NSN 4820-01-658-6389 · NIIN 016586389 · Part number VL-530121-TE
Lawrence Factor, Inc. Dba Lawrence Factor Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0R763
Government record, cited
NSN 4820-01-658-6389 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-658-6389. Manufacturer of record part number: VL-530121-TE.
Operating Pressure: 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Size: 0.250 INCHES IN
Valve Operation Method: AUTOMATIC
3 manufacturer part numbers on file
Manufacturer of record: Lawrence Factor, Inc. Dba Lawrence Factor Inc
Identification
NSN: 4820-01-658-6389
NIIN: 016586389
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: VL-530121-TE
Manufacturer: Lawrence Factor, Inc. Dba Lawrence Factor Inc
General Description
The Valve,check, cataloged under National Stock Number 4820-01-658-6389, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lawrence Factor, Inc. Dba Lawrence Factor Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-658-6389
Primary Part Number
VL-530121-TE
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Lawrence Factor, Inc. Dba Lawrence Factor Inc
Status
ACTIVE
Connection Type
THREADED CARTRIDGE ALL ENDS
Style Designator
SCREW-IN CARTRIDGE
Operating Pressure
6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Lawrence Factor, Inc. Dba Lawrence Factor Inc (USA)
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 4820-01-658-6389?
NSN 4820-01-658-6389 is a Valve,check, manufactured by Lawrence Factor, Inc. Dba Lawrence Factor Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-658-6389?
NSN 4820-01-658-6389 has 3 manufacturer part numbers on file: 086586-1 NO. 33 (Sauer Compressors Usa, Inc.), 087298 (Sauer Compressors Usa, Inc.), VL-530121-TE (Lawrence Factor, Inc. Dba Lawrence Factor Inc).
What are the specifications of VL-530121-TE?
Key specifications for VL-530121-TE: Connection Type: THREADED CARTRIDGE ALL ENDS; Style Designator: SCREW-IN CARTRIDGE; Operating Pressure: 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Valve Size: 0.250 INCHES IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-658-6389 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.