The Indicator,valve, cataloged under National Stock Number 4820-01-083-9943, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Biomarine Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-083-9943 |
| Primary Part Number | A24D10701 |
| Item Name | Indicator,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Biomarine Inc |
| Status | ACTIVE |
| General Characteristics Item Description | PLASTIC BODY W/METAL HUB; CONFIGURATION CONE SHAPE; 0.485 IN. MAJOR DIA; 0.250 IN.; 25.0 DEG CONE ANGLE; INTERNALLY THREADED UNC 0.138-32 RH,0.260 IN. THD LG IN |
| 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 |
|---|---|
| A24D10701 PRIMARY | Biomarine Inc (USA) |
| Reference | Meaning |
|---|---|
| 100-773 | 5/9 Secondary reference Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip |
| 201-083 ITEM 11 | 5/9 Secondary reference Biomarine Inc |
| 100-773 | 5/9 Secondary reference Biomarine Inc |
NSN 4820-01-083-9943 is a Indicator,valve, manufactured by Biomarine Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-083-9943 has 1 manufacturer part number on file: A24D10701 (Biomarine Inc).
1 possible match (shared part number, not a government interchangeability claim): 5945-01-113-2397. Verify interchangeability with system specifications before substitution.
Key specifications for A24D10701: General Characteristics Item Description: PLASTIC BODY W/METAL HUB; CONFIGURATION CONE SHAPE; 0.485 IN. MAJOR DIA; 0.250 IN.; 25.0 DEG CONE ANGLE; INTERNALLY THREADED UNC 0.138-32 RH,0.260 IN. THD LG IN. 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.
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.