The Roller,chock, cataloged under National Stock Number 2040-00-003-6975, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-00-003-6975 |
| Primary Part Number | 5424103 |
| Item Name | Roller,chock |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Overall Diameter | 2.250 INCHES NOMINAL IN |
| General Characteristics Item Description | CRES,STRAIGHT TYPE,16.062 IN.NOM LG,2.250 IN.NOM OD,W/PLASTIC BUSHINGS MTG EA END IN |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5424103 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 38-101-048 | 5/9 Secondary reference Omark Industries Inc Hydraulic Materials Handling Div |
NSN 2040-00-003-6975 is a Roller,chock, manufactured by Naval Sea Systems Command, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-00-003-6975 has 1 manufacturer part number on file: 5424103 (Naval Sea Systems Command).
Key specifications for 5424103: Overall Diameter: 2.250 INCHES NOMINAL IN; General Characteristics Item Description: CRES,STRAIGHT TYPE,16.062 IN.NOM LG,2.250 IN.NOM OD,W/PLASTIC BUSHINGS MTG EA END IN; Overall Length: 16.062 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.