The Seat,valve, cataloged under National Stock Number 4820-01-197-3714, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tate Andale, Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-197-3714 |
| Primary Part Number | N5342 PIECE 68, 73 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tate Andale, Llc |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.688 INCHES NOMINAL IN |
| Flange Diameter | 1.740 INCHES NOMINAL IN |
| Body Outside Diameter | 1.627 INCHES NOMINAL IN |
| Style Designator | PLAIN FLANGED |
| Body Inside Diameter | 0.250 INCHES NOMINAL IN |
| Under Flange Height | 0.500 INCHES NOMINAL IN |
| Material | COPPER ALLOY SEAT |
| Seat Angle in Deg | 45.000 NOMINAL |
| Seating Surface Shape | ANGULAR |
| 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 |
|---|---|
| N5342 PIECE 68, 73 PRIMARY | Tate Andale, Llc (USA) |
| VS88RV15H12938 | Tate Andale, Llc (USA) |
| Reference | Meaning |
|---|---|
| N5342 | D/9 Drawing number reference only Tate Andale, Llc |
| N5342 PIECE 68, | C/1 Advisory reference — outside the item-of-supply concept Tate Andale, Llc |
NSN 4820-01-197-3714 is a Seat,valve, manufactured by Tate Andale, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-197-3714 has 2 manufacturer part numbers on file: N5342 PIECE 68, 73 (Tate Andale, Llc), VS88RV15H12938 (Tate Andale, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-197-7773. Verify interchangeability with system specifications before substitution.
Key specifications for N5342 PIECE 68, 73: Flange Seat to Disk End Height: 0.688 INCHES NOMINAL IN; Flange Diameter: 1.740 INCHES NOMINAL IN; Body Outside Diameter: 1.627 INCHES NOMINAL IN; Style Designator: PLAIN FLANGED. 9 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.