The Packing,preformed, cataloged under National Stock Number 5330-01-041-2878, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Delta Sales Company Inc Dba Airoyal Division Div Airoyal Division of Delta Sales. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-041-2878 |
| Primary Part Number | #4 O-RING ROD SEAL 5/8" |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Delta Sales Company Inc Dba Airoyal Division Div Airoyal Division of Delta Sales |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL OVERALL |
| Material Document and Classification | AMS-3304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Color | BLACK |
| Center Hole Diameter | 0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q SEALING ELEMENT |
| 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 |
|---|---|
| #4 O-RING ROD SEAL 5/8" | Delta Sales Company Inc Dba Airoyal Division Div Airoyal Division of Delta Sales (USA) |
| Reference | Meaning |
|---|---|
| PART #4FOR HP336CB 1 1/2 X3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-041-2878 is a Packing,preformed, manufactured by Delta Sales Company Inc Dba Airoyal Division Div Airoyal Division of Delta Sales, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-041-2878 has 1 manufacturer part number on file: #4 O-RING ROD SEAL 5/8" (Delta Sales Company Inc Dba Airoyal Division Div Airoyal Division of Delta Sales).
Key specifications for #4 O-RING ROD SEAL 5/8": Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL OVERALL; Material Document and Classification: AMS-3304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 7 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.