The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-118-5041, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rockford Powertrain Inc Div Powertrain Rockford, Inc.. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5340-00-118-5041 |
| Primary Part Number | 6204J |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
| Status | ACTIVE |
| Design Type | FRICTION |
| Overall Diameter | 2.119 INCHES MINIMUM AND 2.123 INCHES MAXIMUM IN |
| Material Document and Classification | SAE 1010 ASSN STD SINGLE MATERIAL RESPONSE |
| Opening Inside Diameter for Which Designed | 1.782 INCHES MINIMUM AND 1.797 INCHES MAXIMUM IN |
| Material | STEEL COMP 1010 |
| 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 |
|---|---|
| 6204J PRIMARY | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2179543 | 5/9 Secondary reference General Motors Corp |
| A291566 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 2179543 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 5340-00-118-5041 is a Cap,protective,dust and Moisture, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-118-5041 has 1 manufacturer part number on file: 6204J (Rockford Powertrain Inc Div Powertrain Rockford, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3110-00-554-3232. Verify interchangeability with system specifications before substitution.
Key specifications for 6204J: Design Type: FRICTION; Overall Diameter: 2.119 INCHES MINIMUM AND 2.123 INCHES MAXIMUM IN; Material Document and Classification: SAE 1010 ASSN STD SINGLE MATERIAL RESPONSE; Opening Inside Diameter for Which Designed: 1.782 INCHES MINIMUM AND 1.797 INCHES MAXIMUM 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.