The Felt,mechanical,preformed, cataloged under National Stock Number 5330-00-353-2770, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-353-2770 |
| Primary Part Number | 5X290 |
| Item Name | Felt,mechanical,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.625 INCHES NOMINAL IN |
| Cross-Sectional Width | 0.250 INCHES NOMINAL IN |
| Material Document and Classification | C-F-206 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 7.312 INCHES NOMINAL IN |
| Aperture Diameter | 6.062 INCHES NOMINAL IN |
| Material | WOOL COMP 16R2 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5330-00-353-2770 is a Felt,mechanical,preformed, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-353-2770 has 2 manufacturer part numbers on file: 5X290 (Meritor Industrial Products, Llc), 5X290 (Meritor Heavy Vehicle Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4010-01-215-9509. Verify interchangeability with system specifications before substitution.
Key specifications for 5X290: Cross-Sectional Height: 0.625 INCHES NOMINAL IN; Cross-Sectional Width: 0.250 INCHES NOMINAL IN; Material Document and Classification: C-F-206 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 7.312 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.