PartsTable TECHNICAL DATA SHEET
NSN 5305-01-475-2494Government record, cited

Screw, Machine5305-01-475-2494

NSN 5305-01-475-2494 · NIIN 014752494 · Part number 124-4498686 PC 26
Naval Sea Systems Command · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5305-01-475-2494 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-475-2494. Manufacturer of record part number: 124-4498686 PC 26.
Also searched as  5305-01-475-2494 · 5305014752494 · NIIN 014752494 · 01-475-2494 · FSC 5305 Screws · CAGE 53711 · 124-4498686 PC 26
Nearby stock numbers  ·
Features
  • Screw,machine — FSC 5305
  • Screw Surface Treatment: CADMIUM
  • Nominal Thread Diameter: 0.500 INCHES IN
  • Screw Material: STEEL
  • Thread Class: 2A A
  • Thread Quantity Per Inch: 13
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • 1 manufacturer part number on file
Identification
  • NSN: 5305-01-475-2494
  • NIIN: 014752494
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 124-4498686 PC 26
  • Manufacturer: Naval Sea Systems Command
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-475-2494, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 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
NSN5305-01-475-2494
Primary Part Number124-4498686 PC 26
Item NameScrew,machine
FSC / FSG5305 / 53 — Screws
ManufacturerNaval Sea Systems Command
StatusACTIVE
Screw Surface TreatmentCADMIUM
Nominal Thread Diameter0.500 INCHES IN
Screw MaterialSTEEL
Thread Class2A A
Thread Quantity Per Inch13
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
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
124-4498686 PC 26 PRIMARY Naval Sea Systems Command (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 5305-01-475-2494?

NSN 5305-01-475-2494 is a Screw,machine, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-475-2494?

NSN 5305-01-475-2494 has 1 manufacturer part number on file: 124-4498686 PC 26 (Naval Sea Systems Command).

What are the specifications of 124-4498686 PC 26?

Key specifications for 124-4498686 PC 26: Screw Surface Treatment: CADMIUM; Nominal Thread Diameter: 0.500 INCHES IN; Screw Material: STEEL; Special Features: USED ON: HATCHES-BALLISTIC-FLT DK CATAPULT OFFICERS EMER CONT. STATION ARR & DETS; USED AS: FHMS SCREW. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-475-2494 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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