The Packing,preformed, cataloged under National Stock Number 5330-01-134-8755, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-134-8755 |
| Primary Part Number | 74D511000-2029 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Cross-Sectional Height | 0.500 INCHES NOMINAL IN |
| Hardness Rating | 25.0 SHORE DUROMETER A MINIMUM AND 35.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Material Document and Classification | ZZ-R-765,CL 3B GR 30 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | CUP |
| Angle | 45.0 DEGREES NOMINAL |
| Peripheral Diameter | 1.875 INCHES MINIMUM AND 1.915 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.537 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q 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 |
|---|---|
| 74D511000-2029 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5330-01-134-8755 is a Packing,preformed, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-134-8755 has 1 manufacturer part number on file: 74D511000-2029 (The Boeing Company Div Defense).
Key specifications for 74D511000-2029: Cross-Sectional Height: 0.500 INCHES NOMINAL IN; Hardness Rating: 25.0 SHORE DUROMETER A MINIMUM AND 35.0 SHORE DUROMETER A MAXIMUM OVERALL; Material Document and Classification: ZZ-R-765,CL 3B GR 30 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: CUP. 8 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.