The Cover,fluid Filter, cataloged under National Stock Number 4330-01-439-5259, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Norgren C a Co. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-439-5259 |
| Primary Part Number | 3779-89 |
| Item Name | Cover,fluid Filter |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Norgren C a Co |
| Status | ACTIVE |
| Hole Quantity Along Length | 2 |
| Mounting Hole Type and Quantity | 4 PLAIN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Hole Quantity Along Width | 2 |
| Fluid Filter Element Retainer | NOT INCLUDED |
| Peripheral Shape Style | SQUARE OR RECTANGULAR |
| Material | ZINC |
| Attachment Method | BOLTED |
| 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 |
|---|---|
| 3779-89 | Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co (USA) |
| B08-221-M3MA BONNET | Norgren C a Co (USA) |
| 3779-89 PRIMARY | Norgren C a Co (USA) |
| B08-221-M3MA BONNET | Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co (USA) |
NSN 4330-01-439-5259 is a Cover,fluid Filter, manufactured by Norgren C a Co, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-439-5259 has 4 manufacturer part numbers on file: 3779-89 (Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co), B08-221-M3MA BONNET (Norgren C a Co), 3779-89 (Norgren C a Co), B08-221-M3MA BONNET (Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co).
Key specifications for 3779-89: Hole Quantity Along Length: 2; Mounting Hole Type and Quantity: 4 PLAIN; Mounting Opening Shape Style: UNTHREADED HOLE; Hole Quantity Along Width: 2. 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.