The Collar,shaft, cataloged under National Stock Number 3040-01-311-5587, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-311-5587 |
| Primary Part Number | 520-4674693 ITEM 8 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Style Designator | ROUND SECTIONAL |
| Material Document and Classification | QQ-N-286, CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 8.000 INCHES NOMINAL IN |
| Material | NICKEL ALLOY K-500 |
| Thickness | 4.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 520-4674693 ITEM 8 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 87611-1407 ITEM 8 | 5/2 Secondary reference U.S. Government activity |
| 87611-1407 ITEM 8 | 3/9 Design control — primary reference C M Industries Inc Dba Custom Marine Sales |
| 87611-14-7 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-311-5587 is a Collar,shaft, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-311-5587 has 1 manufacturer part number on file: 520-4674693 ITEM 8 (Naval Sea Systems Command).
Key specifications for 520-4674693 ITEM 8: Style Designator: ROUND SECTIONAL; Material Document and Classification: QQ-N-286, CLASS A FED SPEC SINGLE MATERIAL RESPONSE; Outside Diameter: 8.000 INCHES NOMINAL IN; Material: NICKEL ALLOY K-500. 5 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.