The Rivet,blind, cataloged under National Stock Number 5320-01-693-2781, 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 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-693-2781 |
| Primary Part Number | 4B100-T08-10 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc. Div Huck Products Division |
| Status | ACTIVE |
| Shank Diameter | 0.258 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Fastener Length | 1.022 INCHES NOMINAL IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE BODY |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| Surface Treatment Document and Classification | QQ-P-416 OR QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE MECHANICAL LOCK |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM STEM |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM SLEEVE |
| Material Document and Classification | ASTM A752 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | MIL-S-6049 OR ASTM A752 DEF STAN/SPEC SINGLE MATERIAL RESPONSE STEM |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Grip Length | 0.562 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING |
| Surface Treatment | CADMIUM STEM |
| Surface Treatment | CADMIUM OR PASSIVATE MECHANICAL LOCK |
| Surface Treatment | CADMIUM SLEEVE |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Material | STEEL COMP 8740 STEM |
| Material | STEEL COMP 4027 OR STEEL COMP 4037 SLEEVE |
| Material | STEEL OR STEEL CORROSION RESISTING MECHANICAL LOCK |
| Head Major Diameter | 0.399 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 |
|---|---|
| 4B100-T08-10 PRIMARY | Huck International, Inc. Div Huck Products Division (USA) |
| Reference | Meaning |
|---|---|
| C7525-08-10 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5320-01-693-2781 is a Rivet,blind, manufactured by Huck International, Inc. Div Huck Products Division, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-693-2781 has 1 manufacturer part number on file: 4B100-T08-10 (Huck International, Inc. Div Huck Products Division).
Key specifications for 4B100-T08-10: Shank Diameter: 0.258 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Fastener Length: 1.022 INCHES NOMINAL IN; Expansion Device: SERRATED STEM-TYPE W; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE BODY. 21 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.