The Nut,self-Locking,castellated,hex, cataloged under National Stock Number 5310-01-550-5209, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Cnh Industrial America Llc Dba Cnh America. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-550-5209 |
| Primary Part Number | 832-46412 |
| Item Name | Nut,self-Locking,castellated,hex |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Cnh Industrial America Llc Dba Cnh America |
| Status | ACTIVE |
| Width Across Flats | 15.7 MILLIMETERS MINIMUM AND 16.0 MILLIMETERS MAXIMUM MM |
| Surface Treatment Document and Classification | MS 91 MIL SPEC ALL TREATMENT RESPONSES AND MS 201 MIL SPEC ALL TREATMENT RESPONSES OVERALL EXCEPT INSERT |
| Thread Series | ISO M |
| Thread Pitch in Millimeters | 1.25 |
| Material Document and Classification | ISO 2320 NATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 10.0 MILLIMETERS MM |
| Nut Height | 8.0 MILLIMETERS MINIMUM AND 9.0 MILLIMETERS MAXIMUM MM |
| Surface Treatment | DICHROMATE LOCKING INSERT |
| Surface Treatment | PHOSPHATE OVERALL EXCEPT INSERT |
| Thread Class | 6H |
| Material | STEEL PROPERTY CLASS 10.9 OVERALL EXCEPT INSERT |
| 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 |
|---|---|
| 832-46412 PRIMARY | Cnh Industrial America Llc Dba Cnh America (USA) |
NSN 5310-01-550-5209 is a Nut,self-Locking,castellated,hex, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-550-5209 has 1 manufacturer part number on file: 832-46412 (Cnh Industrial America Llc Dba Cnh America).
Key specifications for 832-46412: Width Across Flats: 15.7 MILLIMETERS MINIMUM AND 16.0 MILLIMETERS MAXIMUM MM; Surface Treatment Document and Classification: MS 91 MIL SPEC ALL TREATMENT RESPONSES AND MS 201 MIL SPEC ALL TREATMENT RESPONSES OVERALL EXCEPT INSERT; Thread Series: ISO M; Thread Pitch in Millimeters: 1.25. 12 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.