The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-021-8880, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Triumph Actuation Systems - Connecticut, Llc. 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-021-8880 |
| Primary Part Number | OMP3948C |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Triumph Actuation Systems - Connecticut, Llc |
| Status | ACTIVE |
| Design Type | FRICTION |
| Tube Outside Diameter for Which Designed | 1.500 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-764, TYPE 303, COND A FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 303 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| A15HS019-4 | The Boeing Company (USA) |
| OMP3948C PRIMARY | Triumph Actuation Systems - Connecticut, Llc (USA) |
NSN 5340-01-021-8880 is a Cap,protective,dust and Moisture, manufactured by Triumph Actuation Systems - Connecticut, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-021-8880 has 2 manufacturer part numbers on file: A15HS019-4 (The Boeing Company), OMP3948C (Triumph Actuation Systems - Connecticut, Llc).
Key specifications for OMP3948C: Design Type: FRICTION; Tube Outside Diameter for Which Designed: 1.500 INCHES NOMINAL IN; Material Document and Classification: QQ-S-764, TYPE 303, COND A FED SPEC SINGLE MATERIAL RESPONSE; Surface Treatment: PASSIVATE. 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.