The Hub,body, cataloged under National Stock Number 3040-00-976-0032, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 9 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. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-976-0032 |
| Primary Part Number | K1-5 |
| Item Name | Hub,body |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Shoulder Width | 0.250 INCHES NOMINAL IN |
| Hub Inside Diameter | 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Style Designator | SINGLE HUB W/ SECURING HOLE(S) |
| Material Document and Classification | COMP 303 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | PASSIVATE |
| Distance From First End Hub to Shoulder | 0.0625 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Shoulder Outside Diameter | 0.500 INCHES NOMINAL IN |
| First End Hub Outside Diameter | 0.3750 INCHES MINIMUM AND 0.3753 INCHES MAXIMUM 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 |
|---|---|
| K1-5 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
NSN 3040-00-976-0032 is a Hub,body, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-976-0032 has 1 manufacturer part number on file: K1-5 (Roller Bearing Co of America, Inc Div Pic Design).
4 possible matches (shared part number, not a government interchangeability claim): 5120-01-014-8640, 6130-01-033-6997, 5930-01-205-2006. Verify interchangeability with system specifications before substitution.
Key specifications for K1-5: Shoulder Width: 0.250 INCHES NOMINAL IN; Hub Inside Diameter: 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Style Designator: SINGLE HUB W/ SECURING HOLE(S); Material Document and Classification: COMP 303 FED SPEC SINGLE MATERIAL RESPONSE. 9 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.