The Seat,valve, cataloged under National Stock Number 4820-01-323-5926, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cooper Machinery Services Llc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-323-5926 |
| Primary Part Number | 85008-100-LQ |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Cooper Machinery Services Llc |
| Status | ACTIVE |
| Style Designator | PLAIN FLANGED |
| Body Inside Diameter | 2.480 INCHES NOMINAL IN |
| Seating Surface Shape | FLAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 85008-100-LQ PRIMARY | Cooper Machinery Services Llc (USA) |
| 3-7877/5142/0 FIND NO. 2 | Barthel, Fritz Armaturen Gmbh & Co. Kg (DEU) |
| 3/7877/5142/0-2 | Gestra Ag (DEU) |
| 3/7877/5142/0 FIND NO. 2 | Gestra Ag (DEU) |
| Reference | Meaning |
|---|---|
| 85008-100-LQ | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 3/7877/5142/0 | 5/1 Secondary reference Gestra Ag |
NSN 4820-01-323-5926 is a Seat,valve, manufactured by Cooper Machinery Services Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-323-5926 has 4 manufacturer part numbers on file: 85008-100-LQ (Cooper Machinery Services Llc), 3-7877/5142/0 FIND NO. 2 (Barthel, Fritz Armaturen Gmbh & Co. Kg), 3/7877/5142/0-2 (Gestra Ag), 3/7877/5142/0 FIND NO. 2 (Gestra Ag).
Key specifications for 85008-100-LQ: Style Designator: PLAIN FLANGED; Body Inside Diameter: 2.480 INCHES NOMINAL IN; Seating Surface Shape: FLAT. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.