The Strainer Element,sediment, cataloged under National Stock Number 4730-01-304-2121, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Navpar Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-304-2121 |
| Primary Part Number | 6532B289-1 |
| Item Name | Strainer Element,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Navpar Inc |
| Status | ACTIVE |
| Filtering Media Design | MESH |
| Mesh Size | 100.0 |
| Style Designator | ROUND W/ OPENING (BASICALLY FLAT) |
| Element Outside Diameter | 0.680 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Wire Diameter | 0.0045 INCHES NOMINAL IN |
| Thickness | 0.090 INCHES NOMINAL 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 |
|---|---|
| 6532B289-1 PRIMARY | Navpar Inc (USA) |
| 6532B289-1 | Indal Technologies Inc (CAN) |
| Reference | Meaning |
|---|---|
| 6532B289 | D/9 Drawing number reference only U.S. Government activity |
| 6532B289-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4730-01-304-2121 is a Strainer Element,sediment, manufactured by Navpar Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-304-2121 has 2 manufacturer part numbers on file: 6532B289-1 (Navpar Inc), 6532B289-1 (Indal Technologies Inc).
Key specifications for 6532B289-1: Filtering Media Design: MESH; Mesh Size: 100.0; Style Designator: ROUND W/ OPENING (BASICALLY FLAT); Element Outside Diameter: 0.680 INCHES NOMINAL IN. 7 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.