NSN 4820-01-720-7955 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-720-7955. Manufacturer of record part number: 103.
Also searched as4820-01-720-7955 ·
4820017207955 ·
NIIN 017207955 ·
01-720-7955 ·
FSC 4820 Valves, Nonpowered · CAGE 79067 · 103
Pressure Rating: 10.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 80.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Material Document and Classification: ASTM B584 ASSN STD SINGLE MATERIAL RESPONSE
Material: COPPER ALLOY OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
1 manufacturer part number on file
Manufacturer of record: Apco/valve & Primer Corp
Identification
NSN: 4820-01-720-7955
NIIN: 017207955
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 103
Manufacturer: Apco/valve & Primer Corp
General Description
The Disk,valve, cataloged under National Stock Number 4820-01-720-7955, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Apco/valve & Primer Corp. 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-720-7955
Primary Part Number
103
Item Name
Disk,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Apco/valve & Primer Corp
Status
ACTIVE
Flange Diameter
7.0 INCHES NOMINAL IN
Pressure Rating
10.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 80.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Material Document and Classification
ASTM B584 ASSN STD SINGLE MATERIAL RESPONSE
Material
COPPER ALLOY OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
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 4820-01-720-7955?
NSN 4820-01-720-7955 is a Disk,valve, manufactured by Apco/valve & Primer Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-720-7955?
NSN 4820-01-720-7955 has 1 manufacturer part number on file: 103 (Apco/valve & Primer Corp).
What are the specifications of 103?
Key specifications for 103: Flange Diameter: 7.0 INCHES NOMINAL IN; Overall Height: 7.5 INCHES NOMINAL IN; Pressure Rating: 10.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 80.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Material Document and Classification: ASTM B584 ASSN STD SINGLE MATERIAL RESPONSE. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-720-7955 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.