NSN 5325-01-453-8448 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-453-8448. Manufacturer of record part number: 2501-20-11-C3Y.
Diameter: 0.557 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Shank Neck Length: 0.250 INCHES NOMINAL IN
Turnlock Stud Head Style: FILLISTER
Stud Shank Major Diameter: 0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
Surface Treatment: CADMIUM AND CHROMATE OVERALL
Material: STEEL OVERALL
Identification
NSN: 5325-01-453-8448
NIIN: 014538448
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: 2501-20-11-C3Y
Manufacturer: Southco Inc
General Description
The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-453-8448, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Southco Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 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 5325-01-453-8448?
NSN 5325-01-453-8448 is a Stud,turnlock Fastener, manufactured by Southco Inc, classified under FSC 5325, Fastening Devices. Status: active.
What part numbers are listed for NSN 5325-01-453-8448?
NSN 5325-01-453-8448 has 1 manufacturer part number on file: 2501-20-11-C3Y (Southco Inc).
What are the specifications of 2501-20-11-C3Y?
Key specifications for 2501-20-11-C3Y: Turnlock Stud Shank Style: STUD SHANK; Diameter: 0.557 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN; Shank Neck Length: 0.250 INCHES NOMINAL IN; Turnlock Stud Head Style: FILLISTER. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5325-01-453-8448 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.