PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1166Screw,machine

Telemechanics Inc · NSN 5305-00-370-0030 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-370-0030 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-370-0030. Primary manufacturer part number: 1166.
Features
  • Screw,machine — FSC 5305
  • Nominal Thread Diameter: 0.112 INCHES IN
  • Screw Material: STEEL
  • Thread Length: 0.188 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Thread Quantity Per Inch: 40
  • Fastener Length: 0.250 INCHES NOMINAL IN
  • Screw Surface Treatment: CADMIUM
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-370-0030, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-370-0030
Primary Part Number1166
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Nominal Thread Diameter0.112 INCHES IN
Screw MaterialSTEEL
Thread Length0.188 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch40
Fastener Length0.250 INCHES NOMINAL IN
Screw Surface TreatmentCADMIUM
Internal Drive StyleSLOT
Thread Class2A A
Head Diameter0.219 INCHES NOMINAL IN
Countersink Angle82.0 DEGREES NOMINAL
Head StyleFLAT COUNTERSUNK
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-76510R304 INTERCHANGEABLE
Bearing,roller,journal
Berliss Bearing Co
5120-00-228-9510 INTERCHANGEABLE
Wrench,box and Open End,combinat
5355-00-284-56591166 INTERCHANGEABLE
Knob
Entron Industries Limited Partnership Dba Entron Industries Property Div
6515-00-300-4596 INTERCHANGEABLE
Airway,pharyngeal
6760-00-411-71261166 INTERCHANGEABLE
Adapter,lens,camera
Birns & Sawyer, Inc.
5975-00-423-6709 INTERCHANGEABLE
Adapter,electrical Conduit
5945-00-510-0550 INTERCHANGEABLE
Relay,electromagnetic
5961-00-760-7184 INTERCHANGEABLE
Transistor
5330-00-953-58881166 INTERCHANGEABLE
Extrusion
Industrial Gasket, Inc.
3465-01-071-35611166 INTERCHANGEABLE
Nose Piece,vacuum
Greer Aero Llc
Cross-Reference Index
Part NumberManufacturer
1166 PRIMARY Telemechanics Inc (USA)
1166 American Telephone and Telegraph Co (USA)
Related Parts
3110-00-156-7651INTERCHANGEABLE
BEARING,ROLLER,JOURNAL
0R304
5120-00-228-9510INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5355-00-284-5659INTERCHANGEABLE
KNOB
1166
6515-00-300-4596INTERCHANGEABLE
AIRWAY,PHARYNGEAL
6760-00-411-7126INTERCHANGEABLE
ADAPTER,LENS,CAMERA
1166
5975-00-423-6709INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
5945-00-510-0550INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5961-00-760-7184INTERCHANGEABLE
TRANSISTOR
5330-00-953-5888INTERCHANGEABLE
EXTRUSION
1166
3465-01-071-3561INTERCHANGEABLE
NOSE PIECE,VACUUM
1166
3120-01-106-0161INTERCHANGEABLE
SLEEVE
7530-01-161-2002INTERCHANGEABLE
CHART,RECORDING INSTRUMENT
1166

Frequently Asked Questions

What is NSN 5305-00-370-0030?

NSN 5305-00-370-0030 is a Screw,machine, manufactured by Telemechanics Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-370-0030?

NSN 5305-00-370-0030 has 2 cross-referenced part numbers: 1166 (Telemechanics Inc), 1166 (American Telephone and Telegraph Co).

What NSN replaces 5305-00-370-0030?

There are 12 known substitutes for 5305-00-370-0030: 3110-00-156-7651, 5120-00-228-9510, 5355-00-284-5659 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1166?

Key specifications for 1166: Nominal Thread Diameter: 0.112 INCHES IN; Screw Material: STEEL; Thread Length: 0.188 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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