The Rivet,blind, cataloged under National Stock Number 5320-00-866-4644, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck. Government technical data includes 19 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-00-866-4644 |
| Primary Part Number | BP-T08-03 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck |
| Status | ACTIVE |
| Shank Diameter | 0.258 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Head Height | 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Fastener Length | 0.406 INCHES NOMINAL IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE SLEEVE |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM STEM |
| Material Document and Classification | 66 FED STD 1ST MATERIAL RESPONSE OR ASTM A547 ASSN STD 2ND MATERIAL RESPONSE OR 66 FED STD 3RD MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 3RD MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OR ASTM A547 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Head Style | SMALL PAN |
| Grip Length | 0.156 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Surface Treatment | CADMIUM STEM |
| Surface Treatment | CADMIUM AND CHROMATE SLEEVE |
| Minimum Tensile Strength | 112000 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 5900 SINGLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP 8740 STEM |
| Material | STEEL COMP 4027 OR STEEL COMP 4037 OR STEEL COMP 4130 SLEEVE |
| Head Major Diameter | 0.400 INCHES MINIMUM AND 0.432 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 |
|---|---|
| BP-T08-03 | Huck (FRA) |
| Reference | Meaning |
|---|---|
| CR7311-8-03 | C/1 Advisory reference — outside the item-of-supply concept Boeing Distribution Services SAS |
| BP-T08-03 | 5/9 Secondary reference Huck International, Inc |
| CR7311-8-03 | 5/9 Secondary reference Klx Aerospace Solutions II SAS |
| BP-T08-03 | 5/1 Secondary reference Huck International, Inc. Div Huck Products Division |
| BPT8-3 | 5/9 Secondary reference Saint Chamond Granat Sa |
| MS90354-0803 | 2/2 Government specification standardization U.S. Government activity |
| CR7311-8-03 | 5/1 Secondary reference Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace |
| BP-T8-3 | 5/9 Secondary reference Huck Mfg Co |
| BPT8-3 | 5/9 Secondary reference Blanc Aero Industries - Groupe Lisi Aerospace |
NSN 5320-00-866-4644 is a Rivet,blind, manufactured by Huck, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-866-4644 has 1 manufacturer part number on file: BP-T08-03 (Huck).
Key specifications for BP-T08-03: Shank Diameter: 0.258 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Head Height: 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN; Fastener Length: 0.406 INCHES NOMINAL IN; Expansion Device: SERRATED STEM-TYPE W. 19 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.