The Parts Kit,vent Valve, cataloged under National Stock Number 4820-01-168-1978, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lexair Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-168-1978 |
| Primary Part Number | 113-935-100-100-001 |
| Item Name | Parts Kit,vent Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Lexair Inc |
| Status | ACTIVE |
| Component Quantity | 2 |
| Supply Items and Quantities | 04613 027-011-730-000 O RING DISC 2 |
| Nonsupply Items and Quantities | 04613 027-011-730-000 O RING DISC 2 |
| 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 |
|---|---|
| 113-935-100-100-001 | Ja Moody Llc (USA) |
| 113-935-100-100-001 PRIMARY | Lexair Inc (USA) |
| Reference | Meaning |
|---|---|
| 39-2-1 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
| 113-935-100-100-001 | 3/9 Design control — primary reference Emerson Automation Solutions Final Control Us Lp |
NSN 4820-01-168-1978 is a Parts Kit,vent Valve, manufactured by Lexair Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-168-1978 has 2 manufacturer part numbers on file: 113-935-100-100-001 (Ja Moody Llc), 113-935-100-100-001 (Lexair Inc).
1 possible match (shared part number, not a government interchangeability claim): 6520-01-180-3234. Verify interchangeability with system specifications before substitution.
Key specifications for 113-935-100-100-001: Component Quantity: 2; Supply Items and Quantities: 04613 027-011-730-000 O RING DISC 2; Nonsupply Items and Quantities: 04613 027-011-730-000 O RING DISC 2. 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.