The Rivet,blind, cataloged under National Stock Number 5320-01-170-6331, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Allfast Fastening Systems, Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-170-6331 |
| Primary Part Number | RV1250-5-9 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Allfast Fastening Systems, Llc |
| Status | ACTIVE |
| Shank Diameter | 0.155 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN |
| Head Height | 0.067 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN |
| Fastener Length | 0.701 INCHES MAXIMUM IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE SLEEVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE STEM |
| Heat Treatment | H-38 STRAIN HARDENED LOCKING RING |
| Material Document and Classification | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE LOCKING RING |
| Head Style | UNIVERSAL |
| Specification/standard Data | 80205-NAS1398 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 0.501 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Surface Treatment | ANODIZE OR CHROMATE SLEEVE |
| Surface Treatment | ANODIZE OR CHROMATE STEM |
| Shear Strength | 596000 SINGLE POUNDS PER SQUARE INCH |
| Material | ALUMINUM ALLOY 5056 LOCKING RING |
| Head Major Diameter | 0.296 INCHES MINIMUM AND 0.328 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 |
|---|---|
| RV1250-5-9 PRIMARY | Allfast Fastening Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| NAS1398B5-9 | 3/2 Design control — primary reference U.S. Government activity |
| RV1250-5-9 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-170-6331 is a Rivet,blind, manufactured by Allfast Fastening Systems, Llc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-170-6331 has 1 manufacturer part number on file: RV1250-5-9 (Allfast Fastening Systems, Llc).
Key specifications for RV1250-5-9: Shank Diameter: 0.155 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN; Head Height: 0.067 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN; Fastener Length: 0.701 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.