The Pin-Rivet, cataloged under National Stock Number 5320-01-005-4084, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-005-4084 |
| Primary Part Number | ST3M427C4-10 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.1240 INCHES MINIMUM AND 0.1245 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Material Document and Classification | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Grip Length | 0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Shank Style | STUMP |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Material | IRON ALLOY 660 OVERALL |
| Head Major Diameter | 0.180 INCHES MINIMUM AND 0.211 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 |
|---|---|
| SLS100CT-EU4-10 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| SLS100CTEU4-10 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M427C4-10 PRIMARY | The Boeing Company Div Defense (USA) |
| SLS100CT-EU04-10 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| SLS100CT-EU4-10 | 5/2 Secondary reference U.S. Government activity |
| SLS100CT-EU4-10 | 5/9 Secondary reference U.S. Government activity |
| SLS100CT-EU4-10 | 5/9 Secondary reference Huck Mfg Co |
NSN 5320-01-005-4084 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-005-4084 has 4 manufacturer part numbers on file: SLS100CT-EU4-10 (Sps Technologies, Llc Dba PB Fasteners), SLS100CTEU4-10 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), ST3M427C4-10 (The Boeing Company Div Defense), SLS100CT-EU04-10 (Huck International, Inc).
Key specifications for ST3M427C4-10: Shank Diameter: 0.1240 INCHES MINIMUM AND 0.1245 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Material Document and Classification: AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Head Style: FLUSH COUNTERSUNK. 11 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.