The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-253-0266, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Defense Logistics Agency Dba Defense Supply Center Philadelphia. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-253-0266 |
| Primary Part Number | 02088-3 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| Status | ACTIVE |
| Design Type | FRICTION |
| Material Document and Classification | QQ-A-250/8, ALLOY 5052, H32 FED SPEC SINGLE MATERIAL RESPONSE |
| Opening Inside Diameter for Which Designed | 6.625 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 5052 |
| Inside Diameter Length | 0.468 INCHES NOMINAL IN |
| 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 |
|---|---|
| 02088-3 | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| Reference | Meaning |
|---|---|
| 6-5/8 DOC | 3/2 Design control — primary reference U.S. Government activity |
| 6-5/8 DOC | 3/9 Design control — primary reference U.S. Government activity |
NSN 5340-01-253-0266 is a Cap,protective,dust and Moisture, manufactured by Defense Logistics Agency Dba Defense Supply Center Philadelphia, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-253-0266 has 1 manufacturer part number on file: 02088-3 (Defense Logistics Agency Dba Defense Supply Center Philadelphia).
Key specifications for 02088-3: Design Type: FRICTION; Material Document and Classification: QQ-A-250/8, ALLOY 5052, H32 FED SPEC SINGLE MATERIAL RESPONSE; Opening Inside Diameter for Which Designed: 6.625 INCHES NOMINAL IN; Special Features: 0.032 IN. THK; 0.500 IN. O/A LG IN. 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.