The Packing,preformed, cataloged under National Stock Number 5330-01-547-8253, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-547-8253 |
| Primary Part Number | 5-856N756-75 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Cross-Sectional Shape Style | O-RING |
| Elongation Percentage | 160 MAXIMUM |
| Peripheral Diameter | 5.564 INCHES MINIMUM AND 5.646 INCHES MAXIMUM IN |
| Center Hole Diameter | 5.430 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN |
| Cross Section Outside Diameter | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 5-856N756-75 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 5-856L1120-70 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| 42555-243 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-547-8253 is a Packing,preformed, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-547-8253 has 2 manufacturer part numbers on file: 5-856N756-75 (Parker-Hannifin Corp Div O-Ring Division), 5-856L1120-70 (Parker-Hannifin Corp Div O-Ring Division).
Key specifications for 5-856N756-75: Cross-Sectional Shape Style: O-RING; Elongation Percentage: 160 MAXIMUM; Peripheral Diameter: 5.564 INCHES MINIMUM AND 5.646 INCHES MAXIMUM IN; Center Hole Diameter: 5.430 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN. 5 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.