The Ring,wiper, cataloged under National Stock Number 5330-01-273-2540, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Trelleborg Sealing Solutions Us, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-273-2540 |
| Primary Part Number | S55044-0500-46N222-8309 |
| Item Name | Ring,wiper |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| Outer Edge Thickness | 3.2 MILLIMETERS NOMINAL MM |
| Cross-Sectional Shape Style | OUTSIDE GROOVED, STRAIGHT FACE |
| Outside Diameter | 52.3 MILLIMETERS NOMINAL MM |
| Material Thickness | 3.7 MILLIMETERS NOMINAL MM |
| Specification/standard Data | 97820-S55044-0500-46N222-8309 MANUFACTURERS SPECIFICATION |
| Inside Diameter | 50.0 MILLIMETERS NOMINAL MM |
| Ring Style | CONCENTRIC |
| Material | UNABLE TO DECODE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| S55044-0500-46N222-8309 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| Reference | Meaning |
|---|---|
| S55044-0500-46N222-8309 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5330-01-273-2540 is a Ring,wiper, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-273-2540 has 1 manufacturer part number on file: S55044-0500-46N222-8309 (Trelleborg Sealing Solutions Us, Inc.).
Key specifications for S55044-0500-46N222-8309: Outer Edge Thickness: 3.2 MILLIMETERS NOMINAL MM; Cross-Sectional Shape Style: OUTSIDE GROOVED, STRAIGHT FACE; Outside Diameter: 52.3 MILLIMETERS NOMINAL MM; Material Thickness: 3.7 MILLIMETERS NOMINAL MM. 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.
NSN 5330-01-273-2540 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.