NSN 4820-01-256-8593 · NIIN 012568593 · Part number D844-1045-12CP
Naval Inventory Control Point Mechanicsburg · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 03950
Government record, cited
NSN 4820-01-256-8593 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-256-8593. Manufacturer of record part number: D844-1045-12CP.
Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
1 manufacturer part number on file
Manufacturer of record: Naval Inventory Control Point Mechanicsburg
Identification
NSN: 4820-01-256-8593
NIIN: 012568593
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: D844-1045-12CP
Manufacturer: Naval Inventory Control Point Mechanicsburg
General Description
The Ball,valve,ported, cataloged under National Stock Number 4820-01-256-8593, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
4820-01-256-8593
Primary Part Number
D844-1045-12CP
Item Name
Ball,valve,ported
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Naval Inventory Control Point Mechanicsburg
Status
ACTIVE
Port Quantity
1
Criticality Code Justification
ZZZY
Material
STEEL CORROSION RESISTING
Reference Number Differentiating Characteristics
CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
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 4820-01-256-8593?
NSN 4820-01-256-8593 is a Ball,valve,ported, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-256-8593?
NSN 4820-01-256-8593 has 1 manufacturer part number on file: D844-1045-12CP (Naval Inventory Control Point Mechanicsburg).
What are the specifications of D844-1045-12CP?
Key specifications for D844-1045-12CP: Port Quantity: 1; Criticality Code Justification: ZZZY; Special Features: 4-WAY PORTED VALVE BALL; Material: STEEL CORROSION RESISTING. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-256-8593 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.