The Packing,preformed, cataloged under National Stock Number 5330-00-995-8445, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa. Government technical data includes 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-995-8445 |
| Primary Part Number | A228SR270-70 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa |
| Status | ACTIVE |
| Temp Rating | -30.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.139 INCHES NOMINAL IN |
| Material Document and Classification | MIL-R-25897 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | O-RING |
| Center Hole Diameter | 2.234 INCHES NOMINAL IN |
| Material | RUBBER FLUOROCARBON CLASS FPM OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A228SR270-70 | Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa (MEX) |
| V0747 2-228 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| 060959-228 | 5/9 Secondary reference U.S. Government activity |
| A228SR270-70 | 5/2 Secondary reference U.S. Government activity |
| BACP11P228 | 3/2 Design control — primary reference U.S. Government activity |
| 060959-228 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5330-00-995-8445 is a Packing,preformed, manufactured by Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-995-8445 has 2 manufacturer part numbers on file: A228SR270-70 (Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa), V0747 2-228 (Parker-Hannifin Corp Div O-Ring Division).
Key specifications for A228SR270-70: Temp Rating: -30.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.139 INCHES NOMINAL IN; Material Document and Classification: MIL-R-25897 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: O-RING. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.