The Ring,wiper, cataloged under National Stock Number 5330-01-252-4681, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hartford Compressors Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-252-4681 |
| Primary Part Number | RNG227 |
| Item Name | Ring,wiper |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hartford Compressors Inc |
| Status | ACTIVE |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Outside Diameter | 4.848 INCHES NOMINAL IN |
| Material Thickness | 0.106 INCHES NOMINAL IN |
| Inside Diameter | 4.687 INCHES NOMINAL IN |
| Ring Style | CONCENTRIC |
| Material | UNABLE TO DECODE |
| 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 |
|---|---|
| RNG227 PRIMARY | Hartford Compressors Inc (USA) |
| Reference | Meaning |
|---|---|
| E5-COM(G101N) | D/9 Drawing number reference only Hartford Compressors Inc |
| RNG155 | 5/9 Secondary reference Hartford Compressors Inc |
NSN 5330-01-252-4681 is a Ring,wiper, manufactured by Hartford Compressors Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-252-4681 has 1 manufacturer part number on file: RNG227 (Hartford Compressors Inc).
1 possible match (shared part number, not a government interchangeability claim): 2510-01-700-0525. Verify interchangeability with system specifications before substitution.
Key specifications for RNG227: Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE; Outside Diameter: 4.848 INCHES NOMINAL IN; Material Thickness: 0.106 INCHES NOMINAL IN; Inside Diameter: 4.687 INCHES NOMINAL IN. 6 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.