The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-484-3473, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Flowserve Us Inc. Div Flowserve Cookeville Valve Operation. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-484-3473 |
| Primary Part Number | T0150-4-20 |
| Item Name | Parts Kit,ball Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Flowserve Us Inc. Div Flowserve Cookeville Valve Operation |
| Status | ACTIVE |
| Component Quantity | 11 |
| Document Type | ENGINEERING DRAWING |
| End Item Source | 98991 |
| Document Identification | T0150-4 |
| Supply Items and Quantities | "98991 SEAT, T0150-4-5, 2; 98991 BODY SEAL, T0150-4-6, 2; 98991 STEM SEAL, T0150-4-7, 2; 98991 THRUST BEARING, T0150-4-8, 1; 98991 BELLEVILLE WASHER, T0150-4-10, 2; 98991 SEAL PROTECTOR, T01500-4-18, 1; 98991 THRUST BEARING, T0150-4-19, 1; 98991 INSTRUCTION SHEET, 1" |
| Component Document Origin | INDUSTRIAL |
| End Item Name | BALL VALVE |
| Document Source | 98991 |
| 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 |
|---|---|
| T0150-4-20 PRIMARY | Flowserve Us Inc. Div Flowserve Cookeville Valve Operation (USA) |
| Reference | Meaning |
|---|---|
| T0150-4-20 | 3/9 Design control — primary reference U.S. Government activity |
| 5RK44T | 5/9 Secondary reference U.S. Government activity |
| T0150-4 | D/9 Drawing number reference only U.S. Government activity |
| T0150-4 ITEM 20 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-484-3473 is a Parts Kit,ball Valve, manufactured by Flowserve Us Inc. Div Flowserve Cookeville Valve Operation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-484-3473 has 1 manufacturer part number on file: T0150-4-20 (Flowserve Us Inc. Div Flowserve Cookeville Valve Operation).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-484-3484. Verify interchangeability with system specifications before substitution.
Key specifications for T0150-4-20: Component Quantity: 11; Document Type: ENGINEERING DRAWING; End Item Source: 98991; Document Identification: T0150-4. 8 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.