The Nut,plain,clinch, cataloged under National Stock Number 5310-01-236-2568, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Penn Engineering & Manufacturing Corp. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-236-2568 |
| Primary Part Number | CLS-M3-0 |
| Item Name | Nut,plain,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Penn Engineering & Manufacturing Corp |
| Status | ACTIVE |
| Thread Tolerance Class | 6H INTERNAL |
| Surface Treatment Document and Classification | QQ-P-35,TYPE IV FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | ISO M |
| Thread Pitch in Millimeters | 0.50 |
| Hardness Rating | 85.0 ROCKWELL B MAXIMUM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 3.0 MILLIMETERS MM |
| Nut Diameter | 6.100 MILLIMETERS MINIMUM AND 6.500 MILLIMETERS MAXIMUM MM |
| Pilot Diameter | 4.220 MILLIMETERS MAXIMUM MM |
| Pilot Length | 0.760 MILLIMETERS NOMINAL MM |
| Nut Height | 2.260 MILLIMETERS NOMINAL MM |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | CLINCH |
| Material | STEEL COMP 303 OVERALL |
| 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 |
|---|---|
| CLS-M3-0 PRIMARY | Penn Engineering & Manufacturing Corp (USA) |
| 450904-8478 | Northrop Grumman Litef Gmbh (DEU) |
| 193382651 | Safran Electronics & Defense (FRA) |
| Reference | Meaning |
|---|---|
| TL3001/32 | 5/9 Secondary reference Saab Ab(publ), Business Area Surveillance - Combat Systems & C4i |
| TL3001/32 | 5/1 Secondary reference Saab Ab |
NSN 5310-01-236-2568 is a Nut,plain,clinch, manufactured by Penn Engineering & Manufacturing Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-236-2568 has 3 manufacturer part numbers on file: CLS-M3-0 (Penn Engineering & Manufacturing Corp), 450904-8478 (Northrop Grumman Litef Gmbh), 193382651 (Safran Electronics & Defense).
Key specifications for CLS-M3-0: Thread Tolerance Class: 6H INTERNAL; Surface Treatment Document and Classification: QQ-P-35,TYPE IV FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: ISO M; Thread Pitch in Millimeters: 0.50. 14 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.