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NSN 5305-01-566-7900Government record, cited

Screw, Machine5305-01-566-7900

NSN 5305-01-566-7900 · NIIN 015667900 · Part number CMI 198838
Doall Baltimore Company · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 18056
Government record, cited
NSN 5305-01-566-7900 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-566-7900. Manufacturer of record part number: CMI 198838.
Also searched as  5305-01-566-7900 · 5305015667900 · NIIN 015667900 · 01-566-7900 · FSC 5305 Screws · CAGE 18056 · CMI 198838 · 091-988386
Nearby stock numbers  ·
Features
  • Screw,machine — FSC 5305
  • Fastener Length: 0.250 INCHES NOMINAL IN
  • Nominal Thread Diameter: 0.138 INCHES IN
  • Head Style: ROUND
  • Thread Direction: RIGHT-HAND
  • Thread Class: 2A A
  • Thread Quantity Per Inch: 32
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Identification
  • NSN: 5305-01-566-7900
  • NIIN: 015667900
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: CMI 198838
  • Manufacturer: Doall Baltimore Company
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-566-7900, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Doall Baltimore 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-566-7900
Primary Part NumberCMI 198838
Item NameScrew,machine
FSC / FSG5305 / 53 — Screws
ManufacturerDoall Baltimore Company
StatusACTIVE
Fastener Length0.250 INCHES NOMINAL IN
Nominal Thread Diameter0.138 INCHES IN
Head StyleROUND
Thread DirectionRIGHT-HAND
Thread Class2A A
Thread Quantity Per Inch32
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
CMI 198838 PRIMARY Doall Baltimore Company (USA)
Reference documents
ReferenceMeaning
091-988386 5/9 Secondary reference
Doall Baltimore Company
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 5305-01-566-7900?

NSN 5305-01-566-7900 is a Screw,machine, manufactured by Doall Baltimore Company, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-566-7900?

NSN 5305-01-566-7900 has 1 manufacturer part number on file: CMI 198838 (Doall Baltimore Company).

What are the specifications of CMI 198838?

Key specifications for CMI 198838: Fastener Length: 0.250 INCHES NOMINAL IN; Nominal Thread Diameter: 0.138 INCHES IN; Head Style: ROUND; Thread Direction: RIGHT-HAND. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-566-7900 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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