PartsTable TECHNICAL DATA SHEET
NSN 5305-01-540-9393Government record, cited

Setscrew5305-01-540-9393

NSN 5305-01-540-9393 · NIIN 015409393 · Part number PL565A428H4
Long-Lok Llc · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 16941
Government record, cited
NSN 5305-01-540-9393 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-540-9393. Manufacturer of record part number: PL565A428H4.
Also searched as  5305-01-540-9393 · 5305015409393 · NIIN 015409393 · 01-540-9393 · FSC 5305 Screws · CAGE 16941 · PL565A428H4
Nearby stock numbers  ·
Features
  • Setscrew — FSC 5305
  • Fastener Length: 0.250 INCHES NOMINAL IN
  • Head Style: HEXAGON
  • Thread Direction: RIGHT-HAND
  • Locking Feature: PATCH THREADS
  • Surface Treatment: CADMIUM OVERALL
  • Material: PLASTIC LOCKING FEATURE
  • Material: STEEL OVERALL
Identification
  • NSN: 5305-01-540-9393
  • NIIN: 015409393
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: PL565A428H4
  • Manufacturer: Long-Lok Llc
General Description

The Setscrew, cataloged under National Stock Number 5305-01-540-9393, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Long-Lok Llc. 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.

Technical Specifications
ParameterValue
NSN5305-01-540-9393
Primary Part NumberPL565A428H4
Item NameSetscrew
FSC / FSG5305 / 53 — Screws
ManufacturerLong-Lok Llc
StatusACTIVE
Fastener Length0.250 INCHES NOMINAL IN
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Locking FeaturePATCH THREADS
Surface TreatmentCADMIUM OVERALL
MaterialPLASTIC LOCKING FEATURE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
PL565A428H4 PRIMARY Long-Lok Llc (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 5305-01-540-9393?

NSN 5305-01-540-9393 is a Setscrew, manufactured by Long-Lok Llc, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-540-9393?

NSN 5305-01-540-9393 has 1 manufacturer part number on file: PL565A428H4 (Long-Lok Llc).

What are the specifications of PL565A428H4?

Key specifications for PL565A428H4: Fastener Length: 0.250 INCHES NOMINAL IN; Head Style: HEXAGON; Thread Direction: RIGHT-HAND; Locking Feature: PATCH THREADS. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-540-9393 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.
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