The Sleeve,seal,coupler, cataloged under National Stock Number 5330-01-171-0490, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Royal Engineered Composites, Inc.. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Royal Engineered Composites, Inc. (CAGE 16357); Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc (CAGE 14711); The Boeing Company (CAGE 8V613) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-171-0490 |
| Primary Part Number | SF12-103-27 |
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Royal Engineered Composites, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| SF12-103-27 PRIMARY | Royal Engineered Composites, Inc. (USA) |
| 47A120-27 PRIMARY | Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc (USA) |
| 7-211A21237-27 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 7-211A21237-27 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 5330-01-171-0490 is a Sleeve,seal,coupler, manufactured by Royal Engineered Composites, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-171-0490 has 3 manufacturer part numbers on file: SF12-103-27 (Royal Engineered Composites, Inc.), 47A120-27 (Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc), 7-211A21237-27 (The Boeing Company).
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.