NSN 5320-01-545-5271 — this item is cataloged by the U.S. Government under National Stock Number 5320-01-545-5271. Manufacturer of record part number: HL78DU5.
Also searched as5320-01-545-5271 ·
5320015455271 ·
NIIN 015455271 ·
01-545-5271 ·
FSC 5320 Rivets · CAGE 73197 · HL78DU5
Collar Inside Diameter: 0.166 INCHES MINIMUM AND 0.173 INCHES MAXIMUM IN
Collar Overall Height: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
Collar Style: THREADED (BREAK OFF) TYPE
Collar Outside Diameter: 0.283 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN
Material Document and Classification: AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread Direction: RIGHT-HAND
Identification
NSN: 5320-01-545-5271
NIIN: 015455271
FSC: 5320 — Rivets
FSG: 53 — Hardware and Abrasives
Primary part number: HL78DU5
Manufacturer: Hi-Shear Corporation
General Description
The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-545-5271, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 12 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.
Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN)
No interchangeability data on file.
Other items in FSC 5320 — Rivets
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5320-00-001-1756
PIN-RIVET
5320-00-001-1756
PIN-RIVET
5320-00-001-2042
5320-00-001-2042 · Item name not on file
5320-00-001-3944
RIVET,SOLID
5320-00-001-5126
5320-00-001-5126 · Item name not on file
5320-00-001-5151
5320-00-001-5151 · Item name not on file
5320-00-001-5152
5320-00-001-5152 · Item name not on file
5320-00-001-5153
5320-00-001-5153 · Item name not on file
Frequently Asked Questions
What is NSN 5320-01-545-5271?
NSN 5320-01-545-5271 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
What part numbers are listed for NSN 5320-01-545-5271?
NSN 5320-01-545-5271 has 2 manufacturer part numbers on file: HL78DU5 (Hi-Shear Corporation), HL78DU5 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
What are the specifications of HL78DU5?
Key specifications for HL78DU5: Lubrication: SOLID FILM; Collar Inside Diameter: 0.166 INCHES MINIMUM AND 0.173 INCHES MAXIMUM IN; Collar Overall Height: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN; Collar Style: THREADED (BREAK OFF) TYPE. 12 specifications are documented in the U.S. Government catalog.
Is NSN 5320-01-545-5271 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.