PartsTable TECHNICAL DATA SHEET
NSN 5305-00-674-8540Government record, cited

Screw, Externally Relieved Body5305-00-674-8540

NSN 5305-00-674-8540 · NIIN 006748540 · Part number 2146-1110
Raytheon Company Dba Raytheon Co · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 3B150
Government record, cited
NSN 5305-00-674-8540 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-674-8540. Manufacturer of record part number: 2146-1110.
Also searched as  5305-00-674-8540 · 5305006748540 · NIIN 006748540 · 00-674-8540 · FSC 5305 Screws · CAGE 3B150 · 2146-1110
Nearby stock numbers  ·
Features
  • Screw,externally Relieved Body — FSC 5305
  • Head Height: 0.065 INCHES NOMINAL IN
  • Fastener Length: 0.750 INCHES NOMINAL IN
  • Thread Length: 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
  • First Diameter From Head: 0.114 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.164 INCHES IN
  • Head Style: FLAT COUNTERSUNK UNDERCUT
  • Distance From Largest Bearing Surface of Head to End of First Diameter: 0.513 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN
Identification
  • NSN: 5305-00-674-8540
  • NIIN: 006748540
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 2146-1110
  • Manufacturer: Raytheon Company Dba Raytheon Co
General Description

The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-674-8540, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-674-8540
Primary Part Number2146-1110
Item NameScrew,externally Relieved Body
FSC / FSG5305 / 53 — Screws
ManufacturerRaytheon Company Dba Raytheon Co
StatusACTIVE
Head Height0.065 INCHES NOMINAL IN
Fastener Length0.750 INCHES NOMINAL IN
Thread Length0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
First Diameter From Head0.114 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
Nominal Thread Diameter0.164 INCHES IN
Head StyleFLAT COUNTERSUNK UNDERCUT
Distance From Largest Bearing Surface of Head to End of First Diameter0.513 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN
Internal Drive StyleSLOT
Thread Class3A 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
2146-1110 PRIMARY Raytheon Company Dba Raytheon Co (USA)
2146-1110 Raytheon Company (USA)
Reference documents
ReferenceMeaning
2146-1110 5/9 Secondary reference
Raytheon Company Div Corp
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 5305-00-674-8540?

NSN 5305-00-674-8540 is a Screw,externally Relieved Body, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-00-674-8540?

NSN 5305-00-674-8540 has 2 manufacturer part numbers on file: 2146-1110 (Raytheon Company Dba Raytheon Co), 2146-1110 (Raytheon Company).

What are the specifications of 2146-1110?

Key specifications for 2146-1110: Head Height: 0.065 INCHES NOMINAL IN; Fastener Length: 0.750 INCHES NOMINAL IN; Thread Length: 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN; First Diameter From Head: 0.114 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 5305-00-674-8540 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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