NSN 4820-01-646-6262 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-646-6262. Manufacturer of record part number: 3156-DN150 ITEM 4.
Nearby stock numbers← 4820-01-646-6260 Valve, Linear, Directional Control
·
4820-01-646-6277 Valve, Linear, Directional Control →
4820-01-646-6262 — Valves, Nonpowered
Features
Disk,valve — FSC 4820
Material Document and Classification: ASTM A351, GR. CF8M ASSN STD SINGLE MATERIAL RESPONSE
Material: STEEL
1 manufacturer part number on file
Manufacturer of record: Warren Alloy Valve and Fitting Co Inc
Identification
NSN: 4820-01-646-6262
NIIN: 016466262
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 3156-DN150 ITEM 4
Manufacturer: Warren Alloy Valve and Fitting Co Inc
General Description
The Disk,valve, cataloged under National Stock Number 4820-01-646-6262, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Warren Alloy Valve and Fitting Co Inc. Government technical data includes 2 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
4820-01-646-6262
Primary Part Number
3156-DN150 ITEM 4
Item Name
Disk,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Warren Alloy Valve and Fitting Co Inc
Status
ACTIVE
Material Document and Classification
ASTM A351, GR. CF8M ASSN STD SINGLE MATERIAL RESPONSE
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 4820-01-646-6262?
NSN 4820-01-646-6262 is a Disk,valve, manufactured by Warren Alloy Valve and Fitting Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-646-6262?
NSN 4820-01-646-6262 has 1 manufacturer part number on file: 3156-DN150 ITEM 4 (Warren Alloy Valve and Fitting Co Inc).
What are the specifications of 3156-DN150 ITEM 4?
Key specifications for 3156-DN150 ITEM 4: Material Document and Classification: ASTM A351, GR. CF8M ASSN STD SINGLE MATERIAL RESPONSE; Special Features: VALVE PORT SIZE IS 6.00 INCHES. IN; End Item Identification: WARREN STEEL SWING CHECK VALVE ANSI CLASS 150; Material: STEEL. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-646-6262 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.