NSN 5325-01-616-2543 · NIIN 016162543 · Part number HS4431-3SW
The Boeing Company · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 8V613
Government record, cited
NSN 5325-01-616-2543 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-616-2543. Manufacturer of record part number: HS4431-3SW.
Also searched as5325-01-616-2543 ·
5325016162543 ·
NIIN 016162543 ·
01-616-2543 ·
FSC 5325 Fastening Devices · CAGE 8V613 · HS4431-3SW
Stud Shank Major Diameter: 0.128 INCHES NOMINAL IN
Surface Treatment: CADMIUM OVERALL
Material: STEEL OVERALL
Grip Length: 0.322 INCHES NOMINAL IN
Identification
NSN: 5325-01-616-2543
NIIN: 016162543
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: HS4431-3SW
Manufacturer: The Boeing Company
General Description
The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-616-2543, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 7 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. Current acquisition status: Active.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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Frequently Asked Questions
What is NSN 5325-01-616-2543?
NSN 5325-01-616-2543 is a Stud,turnlock Fastener, manufactured by The Boeing Company, classified under FSC 5325, Fastening Devices. Status: active.
What part numbers are listed for NSN 5325-01-616-2543?
NSN 5325-01-616-2543 has 1 manufacturer part number on file: HS4431-3SW (The Boeing Company).
What are the specifications of HS4431-3SW?
Key specifications for HS4431-3SW: Turnlock Stud Shank Style: STUD SHANK; Diameter: 0.250 INCHES MAXIMUM IN; Turnlock Stud Head Style: FILLISTER; Stud Shank Major Diameter: 0.128 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5325-01-616-2543 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.