The Rivet,blind, cataloged under National Stock Number 5320-01-099-1001, 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 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-099-1001 |
| Primary Part Number | MLS100-B04-S03 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc. Div Huck Products Division |
| Status | ACTIVE |
| Shank Diameter | 0.124 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN |
| Fastener Length | 0.323 INCHES NOMINAL IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Grip Length | 0.126 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING |
| Surface Treatment | ANODIZE EXPANDER |
| Minimum Tensile Strength | 325 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 495 SINGLE POUNDS PER SQUARE INCH |
| Material | ALUMINUM ALLOY 5056 SLEEVE |
| Material | ALUMINUM ALLOY 2024 EXPANDER |
| Head Major Diameter | 0.225 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 |
|---|---|
| MLS100-B04-S03 PRIMARY | Huck International, Inc. Div Huck Products Division (USA) |
| SMLS100-B04-03 | Huck (FRA) |
| Reference | Meaning |
|---|---|
| MLS100-B04-S03 | 5/9 Secondary reference Huck Mfg Co |
| MLS100-B04-S03 | 5/9 Secondary reference Huck International, Inc |
| MLSP-B04S03 | 5/9 Secondary reference Huck International, Inc. Div Huck Products Division |
| NAS1921-B04-S03 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-099-1001 is a Rivet,blind, manufactured by Huck International, Inc. Div Huck Products Division, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-099-1001 has 2 manufacturer part numbers on file: MLS100-B04-S03 (Huck International, Inc. Div Huck Products Division), SMLS100-B04-03 (Huck).
Key specifications for MLS100-B04-S03: Shank Diameter: 0.124 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN; Fastener Length: 0.323 INCHES NOMINAL IN; Expansion Device: SERRATED STEM-TYPE W; Head Style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER). 13 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.