The Test Fixture Assembly, cataloged under National Stock Number 4820-01-087-4565, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-087-4565 |
| Item Name | Test Fixture Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 1 EA COVER; 1 EA THREADED ROD; 1 EA NUT; 1 EA SHEET; 1 EA SCREW; 1 EA O-RING PACKING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 518-4678431 ITEM 1 | 3/2 Design control — primary reference U.S. Government activity |
| 87696-1610 ITEM 1 | 3/2 Design control — primary reference U.S. Government activity |
| 518-4678431 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 518-4678431 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-087-4565 is a Test Fixture Assembly, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-087-4565: General Characteristics Item Description: CONSISTS OF 1 EA COVER; 1 EA THREADED ROD; 1 EA NUT; 1 EA SHEET; 1 EA SCREW; 1 EA O-RING PACKING. 1 specification is 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.
NSN 4820-01-087-4565 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.