The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-449-5545, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-449-5545 |
| Primary Part Number | HLM373TB10 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Thread Tolerance Class | 4H5H EXTERNAL |
| Collar Inside Diameter | 11.15 MILLIMETERS MINIMUM AND 11.30 MILLIMETERS MAXIMUM MM |
| Collar Overall Height | 20.45 MILLIMETERS MINIMUM AND 20.95 MILLIMETERS MAXIMUM MM |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Thread Pitch in Millimeters | 1.00 |
| Collar Outside Diameter | 17.50 MILLIMETERS MINIMUM AND 17.70 MILLIMETERS MAXIMUM MM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 10.0 MILLIMETERS MM |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | ISO M |
| 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 |
|---|---|
| HLM373TB10 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLM373TB10 PRIMARY | Hi-Shear Corporation (USA) |
NSN 5320-01-449-5545 is a Collar,pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-449-5545 has 2 manufacturer part numbers on file: HLM373TB10 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLM373TB10 (Hi-Shear Corporation).
Key specifications for HLM373TB10: Thread Tolerance Class: 4H5H EXTERNAL; Collar Inside Diameter: 11.15 MILLIMETERS MINIMUM AND 11.30 MILLIMETERS MAXIMUM MM; Collar Overall Height: 20.45 MILLIMETERS MINIMUM AND 20.95 MILLIMETERS MAXIMUM MM; Collar Style: THREADED (BREAK OFF) TYPE. 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.