The Rivet,blind, cataloged under National Stock Number 5320-00-155-7052, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 10 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-00-155-7052 |
| Primary Part Number | 4X640 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Shank Diameter | 0.187 INCHES NOMINAL IN |
| Head Height | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Fastener Length | 0.527 INCHES NOMINAL IN |
| Expansion Device | PLAIN STEM-TYPE T |
| Head Style | UNIVERSAL |
| Grip Length | 0.251 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING HIGH CLINCH SHANK |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Head Major Diameter | 0.375 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 |
|---|---|
| 4X640 PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
NSN 5320-00-155-7052 is a Rivet,blind, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-155-7052 has 1 manufacturer part number on file: 4X640 (W.w. Grainger, Inc. Div Government Sales Division).
1 possible match (shared part number, not a government interchangeability claim): 5307-00-206-2528. Verify interchangeability with system specifications before substitution.
Key specifications for 4X640: Shank Diameter: 0.187 INCHES NOMINAL IN; Head Height: 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Fastener Length: 0.527 INCHES NOMINAL IN; Expansion Device: PLAIN STEM-TYPE T. 10 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.