NSN 4820-00-424-5828 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-424-5828. Manufacturer of record part number: 2137.
Also searched as4820-00-424-5828 ·
4820004245828 ·
NIIN 004245828 ·
00-424-5828 ·
FSC 4820 Valves, Nonpowered · CAGE 49576 · 2137
Flange Seat to Disk End Height: 0.109 INCHES NOMINAL IN
Flange Diameter: 0.730 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
Body Outside Diameter: 0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
Style Designator: PLAIN FLANGED
Body Inside Diameter: 0.250 INCHES NOMINAL IN
Under Flange Height: 0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
Material: STEEL OVERALL
Identification
NSN: 4820-00-424-5828
NIIN: 004245828
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 2137
Manufacturer: Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
General Description
The Seat,valve, cataloged under National Stock Number 4820-00-424-5828, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 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
4820-00-424-5828
Primary Part Number
2137
Item Name
Seat,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor (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 4820-00-424-5828?
NSN 4820-00-424-5828 is a Seat,valve, manufactured by Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-424-5828?
NSN 4820-00-424-5828 has 2 manufacturer part numbers on file: 2137 (Altec Air, Llc Dba Altec Llc), 2137 (Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor).
What are the specifications of 2137?
Key specifications for 2137: Flange Seat to Disk End Height: 0.109 INCHES NOMINAL IN; Flange Diameter: 0.730 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN; Body Outside Diameter: 0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN; Style Designator: PLAIN FLANGED. 9 specifications are documented in the U.S. Government catalog.
Is NSN 4820-00-424-5828 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.