The Nut,self-Locking,blind Rivet, cataloged under National Stock Number 5310-01-591-8780, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Esna, Llc. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-591-8780 |
| Primary Part Number | C2989PL720-9 |
| Item Name | Nut,self-Locking,blind Rivet |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Head Height | 0.054 INCHES NOMINAL IN |
| Head Minor Countersink Angle | 60.0 DEGREES NOMINAL |
| Nut Length | 1.134 INCHES MINIMUM AND 1.224 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNF |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| Nut Grip Range | +1.188 TO 1.278 INCHES IN |
| Hole Configuration Style | CONFIGURATION G |
| Material Document and Classification | QQ-S-763 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Shank End Type | OPEN |
| Head Style | ELIPTICAL COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Nut Diameter | 0.442 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.615 INCHES NOMINAL IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Head Major Countersink Angle | 76.0 DEGREES NOMINAL |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | BLIND RIVET W/SMOOTH ROUND SHANK |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 304 OR STEEL COMP 305 OVERALL |
| Head Major Diameter | 0.721 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 |
|---|---|
| C2989PL720-9 | Esna, Llc (USA) |
| C2989PL720-9 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| C2989PL720-9 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-591-8780 is a Nut,self-Locking,blind Rivet, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-591-8780 has 2 manufacturer part numbers on file: C2989PL720-9 (Esna, Llc), C2989PL720-9 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for C2989PL720-9: Head Height: 0.054 INCHES NOMINAL IN; Head Minor Countersink Angle: 60.0 DEGREES NOMINAL; Nut Length: 1.134 INCHES MINIMUM AND 1.224 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 23 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.