NSN 4820-01-445-7556 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-445-7556. Manufacturer of record part number: 0020-D00-MC0078 3/4IN PN5.
Manufacturer of record: Anderson Greenwood Lp Dba Anderson Greenwood Crosby
Identification
NSN: 4820-01-445-7556
NIIN: 014457556
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 0020-D00-MC0078 3/4IN PN5
Manufacturer: Anderson Greenwood Lp Dba Anderson Greenwood Crosby
General Description
The Retainer,disk,valve, cataloged under National Stock Number 4820-01-445-7556, 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 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
4820-01-445-7556
Primary Part Number
0020-D00-MC0078 3/4IN PN5
Item Name
Retainer,disk,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
Anderson Greenwood Lp Dba Anderson Greenwood Crosby (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 4820-01-445-7556?
NSN 4820-01-445-7556 is a Retainer,disk,valve, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-445-7556?
NSN 4820-01-445-7556 has 1 manufacturer part number on file: 0020-D00-MC0078 3/4IN PN5 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
What are the specifications of 0020-D00-MC0078 3/4IN PN5?
Key specifications for 0020-D00-MC0078 3/4IN PN5: Valve Size for Which Designed: 0.750 INCHES IN; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Material: COPPER ALLOY. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-445-7556 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.