The Packing,preformed, cataloged under National Stock Number 5330-01-306-6042, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-01-306-6042 |
| Primary Part Number | 274370-8 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Cross-Sectional Height | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-R-3065,GRADE SC512-EAB MIL SPEC SINGLE MATERIAL RESPONSE OR 7224,CAGEC 5L967 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Peripheral Diameter | 4.135 INCHES MINIMUM AND 4.140 INCHES MAXIMUM IN |
| Inner Groove Width | 0.218 INCHES NOMINAL IN |
| Center Hole Diameter | 3.613 INCHES MINIMUM AND 3.617 INCHES MAXIMUM IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 274370-8 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| N-60416 PIECE 8 | 5/9 Secondary reference Vickers Inc |
| B-10312 SIZE 2 1/2 | 5/9 Secondary reference Somerset Engineering Div Midland-Ross Corp |
NSN 5330-01-306-6042 is a Packing,preformed, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-306-6042 has 1 manufacturer part number on file: 274370-8 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 274370-8: Cross-Sectional Height: 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Material Document and Classification: MIL-R-3065,GRADE SC512-EAB MIL SPEC SINGLE MATERIAL RESPONSE OR 7224,CAGEC 5L967 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Peripheral Diameter: 4.135 INCHES MINIMUM AND 4.140 INCHES MAXIMUM IN; Inner Groove Width: 0.218 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.