The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-481-7575, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-481-7575 |
| Primary Part Number | H3-66M-YW |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Design Type | FRICTION |
| Opening Inside Diameter for Which Designed | 0.375 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM |
| Material | STEEL |
| 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 |
|---|---|
| B3DC-DP | Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA) |
| H3-66M-YW PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| H3-66M-YW | Guild Associates Inc (USA) |
| Reference | Meaning |
|---|---|
| DH-SDC-60 | 3/9 Design control — primary reference Dynaquip Controls Corporation |
| 863-000676 | 5/9 Secondary reference Guild Associates Inc |
NSN 5340-01-481-7575 is a Cap,protective,dust and Moisture, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-481-7575 has 3 manufacturer part numbers on file: B3DC-DP (Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co), H3-66M-YW (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), H3-66M-YW (Guild Associates Inc).
Key specifications for H3-66M-YW: Design Type: FRICTION; Opening Inside Diameter for Which Designed: 0.375 INCHES NOMINAL IN; Surface Treatment: CADMIUM; End Item Identification: CONTRACTOR LOGISTIC SUPPORT MODEL M871,30-FOOT TRAILER,LAUNDRY ADVANCED SYSTEM (LADDS),NSN 2330-00-122-6779 CONTRACT DAAK60-97-C-922 TM 9-3510-122-24P. 4 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.