The Filter,fluid, cataloged under National Stock Number 1650-00-202-5930, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Wintec Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-202-5930 |
| Primary Part Number | 4210T-6BT |
| Item Name | Filter,fluid |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Wintec Llc |
| Status | ACTIVE |
| FSC Application Data | HYDRAULIC SYSTEM AIRCRAFT |
| Filtration Rating in Microns | 10.00 NOMINAL |
| First Intake Nominal Thread Size | 0.563 INCHES IN |
| First Intake Thread Series Designator | UNF |
| Design Type | REUSABLE |
| First Intake Thread Direction | RIGHT-HAND |
| Body Width | 1.094 INCHES NOMINAL IN |
| Body Height | 1.063 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED EXTERNAL TUBE END |
| First Intake Thread Class | 3A A |
| Operating Pressure | 3000.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Filtering Element Quantity | 1 |
| Body Length | 1.875 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Material | ALUMINUM ALLOY SEDIMENT BOWL |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| 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 |
|---|---|
| 4210T-6BT | Norman Filter Company, L.l.c. Dba Norman Filter Co Llc (USA) |
| 4210T-6BT PRIMARY | Wintec Llc (USA) |
| Reference | Meaning |
|---|---|
| 820532 | 5/9 Secondary reference Triumph Thermal Systems - Maryland, Inc. |
| 820532 | 5/9 Secondary reference Bosch Rexroth Corporation Div Bosch Rexroth |
| 820532 | 5/9 Secondary reference Norman Filter Company, L.l.c. Dba Norman Filter Co Llc |
| 1650PL0779872 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 4210T-6BT | 5/9 Secondary reference U.S. Government activity |
| 820532 | 5/2 Secondary reference U.S. Government activity |
| 820532 | C/1 Advisory reference — outside the item-of-supply concept Defense & Development Enterprises Llc |
NSN 1650-00-202-5930 is a Filter,fluid, manufactured by Wintec Llc, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-202-5930 has 2 manufacturer part numbers on file: 4210T-6BT (Norman Filter Company, L.l.c. Dba Norman Filter Co Llc), 4210T-6BT (Wintec Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5305-00-453-3027, 5331-01-614-4795. Verify interchangeability with system specifications before substitution.
Key specifications for 4210T-6BT: FSC Application Data: HYDRAULIC SYSTEM AIRCRAFT; Filtration Rating in Microns: 10.00 NOMINAL; First Intake Nominal Thread Size: 0.563 INCHES IN; First Intake Thread Series Designator: UNF. 16 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.