NSN 5305-01-372-2820 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-372-2820. Manufacturer of record part number: 412-4637511 PC84.
Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
2 manufacturer part numbers on file
Identification
NSN: 5305-01-372-2820
NIIN: 013722820
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 412-4637511 PC84
Manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
General Description
The Screw,machine, cataloged under National Stock Number 5305-01-372-2820, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 6 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.
Technical Specifications
Parameter
Value
NSN
5305-01-372-2820
Primary Part Number
412-4637511 PC84
Item Name
Screw,machine
FSC / FSG
5305 / 53 — Screws
Manufacturer
Huntington Ingalls Inc Div Newport News Shipbuilding
Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
No interchangeability data on file.
Other items in FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-1397
5305-00-000-1397 · Item name not on file
5305-00-000-2625
5305-00-000-2625 · Item name not on file
5305-00-000-3669
5305-00-000-3669 · Item name not on file
5305-00-000-3830
5305-00-000-3830 · Item name not on file
5305-00-000-3831
5305-00-000-3831 · Item name not on file
Frequently Asked Questions
What is NSN 5305-01-372-2820?
NSN 5305-01-372-2820 is a Screw,machine, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-372-2820?
NSN 5305-01-372-2820 has 2 manufacturer part numbers on file: 6502345 (Huntington Ingalls Inc Div Newport News Shipbuilding), 412-4637511 PC84 (Huntington Ingalls Inc Div Newport News Shipbuilding).
What are the specifications of 412-4637511 PC84?
Key specifications for 412-4637511 PC84: Thread Length: 1.375 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Thread Direction: RIGHT-HAND; Thread Class: 3A A. 6 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-372-2820 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.