The Rivet,blind, cataloged under National Stock Number 5320-01-012-4580, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Div Huck Products Division. Government technical data includes 17 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-012-4580 |
| Primary Part Number | MLS100-EU05-05C |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc. Div Huck Products Division |
| Status | ACTIVE |
| Shank Diameter | 0.155 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN |
| Fastener Length | 0.451 INCHES MAXIMUM IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416 TY 2 CL 3 FED SPEC 2ND TREATMENT RESPONSE OR NAS 4006 ASSN STD 3RD TREATMENT RESPONSE SLEEVE |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE SLEEVE |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Specification/standard Data | 80205-NAS1921 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 0.251 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Surface Treatment | PASSIVATE STEM |
| Surface Treatment | PASSIVATE OR CADMIUM AND CHROMATE OR ALUMINUM ALLOY SLEEVE |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Material | IRON ALLOY 660 STEM |
| Material | IRON ALLOY 660 SLEEVE |
| Head Major Diameter | 0.282 INCHES MINIMUM AND 0.290 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 |
|---|---|
| MLS100-EU05-05C PRIMARY | Huck International, Inc. Div Huck Products Division (USA) |
| Reference | Meaning |
|---|---|
| MLS100EU5-5C | 5/9 Secondary reference Huck Mfg Co |
| NAS1921C05-05W | 3/2 Design control — primary reference U.S. Government activity |
| MLS100-EU05-05C | 5/9 Secondary reference Huck Mfg Co |
| MLS100-EU05-05C | 5/9 Secondary reference Huck International, Inc |
NSN 5320-01-012-4580 is a Rivet,blind, manufactured by Huck International, Inc. Div Huck Products Division, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-012-4580 has 1 manufacturer part number on file: MLS100-EU05-05C (Huck International, Inc. Div Huck Products Division).
Key specifications for MLS100-EU05-05C: Shank Diameter: 0.155 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN; Fastener Length: 0.451 INCHES MAXIMUM IN; Expansion Device: SERRATED STEM-TYPE W; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE STEM. 17 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.