The Rivet,blind, cataloged under National Stock Number 5320-01-210-2323, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-210-2323 |
| Primary Part Number | UBPT08-12 |
| 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 | 0.969 INCHES MAXIMUM IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC 1ST TREATMENT RESPONSE OR MIL-C-83488 MIL SPEC 2ND TREATMENT RESPONSE SLEEVE |
| Surface Treatment Document and Classification | QQ-P-416 TY 1 CL 3 FED SPEC 1ST TREATMENT RESPONSE OR MIL-C-83488 MIL SPEC 2ND TREATMENT RESPONSE STEM |
| Hardness Rating | 326.0 KNOOP MINIMUM AND 466.0 KNOOP MAXIMUM SLEEVE |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM STEM |
| Material Document and Classification | ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | TAPERED PAN |
| Grip Length | 0.719 INCHES MINIMUM AND 0.782 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Surface Treatment | CADMIUM AND CHROMATE OR ALUMINUM SLEEVE |
| Surface Treatment | CADMIUM OR ALUMINUM STEM |
| Shear Strength | 112000 SINGLE POUNDS PER SQUARE INCH |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| UBPT08-12 | Huck (FRA) |
| Reference | Meaning |
|---|---|
| 5320PL0737915 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| MS90354U0812 | 5/9 Secondary reference U.S. Government activity |
| MS90354U0812 | 3/2 Design control — primary reference U.S. Government activity |
| MS90354-0812 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| UBPT8-12 | 5/1 Secondary reference Huck |
NSN 5320-01-210-2323 is a Rivet,blind, manufactured by Huck, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-210-2323 has 1 manufacturer part number on file: UBPT08-12 (Huck).
Key specifications for UBPT08-12: 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: 0.969 INCHES MAXIMUM IN; Expansion Device: SERRATED STEM-TYPE W. 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.