The Packing,preformed, cataloged under National Stock Number 5330-00-290-0261, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-290-0261 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Rim Surface Width | 3.125 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | CUP |
| Peripheral Diameter | 11.750 INCHES NOMINAL IN |
| Center Hole Diameter | 10.500 INCHES NOMINAL IN |
| Material | COTTON AND RUBBER SYNTHETIC OVERALL |
| Joint Type | SCARF-PERIPHERAL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 12200 | 5/9 Secondary reference Mkt Geotechnical Systems |
| MB2134PC13 | 5/9 Secondary reference Mkt Geotechnical Systems |
| MB2134-1PC13 | 5/9 Secondary reference Mkt Geotechnical Systems |
| MILP2911TYPE1 | 4/1 Identification reference U.S. Government activity |
NSN 5330-00-290-0261 is a Packing,preformed, classified under FSC 5330, Packing and Gasket Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-00-290-0272. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-290-0261: Rim Surface Width: 3.125 INCHES NOMINAL IN; Cross-Sectional Shape Style: CUP; Peripheral Diameter: 11.750 INCHES NOMINAL IN; Special Features: A1. 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.