PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31186Screw,machine

Barksdale, Inc · NSN 5305-00-371-1793 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-371-1793 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-371-1793. Primary manufacturer part number: 31186.
Features
  • Screw,machine — FSC 5305
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Nominal Thread Diameter: 0.112 INCHES IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Fastener Length: 0.225 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Thread Quantity Per Inch: 40
  • Thread Length: 0.225 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-371-1793, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Barksdale, Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-371-1793
Primary Part Number31186
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerBarksdale, Inc
StatusACTIVE
Internal Drive StyleCROSS RECESS TYPE 1
Nominal Thread Diameter0.112 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Fastener Length0.225 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch40
Thread Length0.225 INCHES MAXIMUM IN
Thread Class3A A
Head Height0.097 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
Head Diameter0.176 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Head StyleFILLISTER
Screw Surface TreatmentCADMIUM
Hole Quantity1
Screw MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5136-00-189-3198402324 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
4730-00-218-578731186-1 INTERCHANGEABLE
Bolt,fluid Passage
Arvinmeritor Inc
2510-00-734-27307342730 INTERCHANGEABLE
Spring Assembly,leaf
U S Army Tank Automotive Command Amsta-Im-Mm
5945-01-053-117431186 INTERCHANGEABLE
Relay,electromagnetic
Forenta Lp
4320-01-111-410431186 INTERCHANGEABLE
Valve,suction
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
6145-01-118-74699410 INTERCHANGEABLE
Cable,power,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
3020-01-132-2317 INTERCHANGEABLE
Gear,internal,assembly
Cross-Reference Index
Part NumberManufacturer
31186 PRIMARY Barksdale, Inc (USA)
Related Parts
5136-00-189-3198INTERCHANGEABLE
DIE,THREAD CUTTING
402324
4730-00-218-5787INTERCHANGEABLE
BOLT,FLUID PASSAGE
31186-1
2510-00-734-2730INTERCHANGEABLE
SPRING ASSEMBLY,LEAF
7342730
5945-01-053-1174INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
31186
4320-01-111-4104INTERCHANGEABLE
VALVE,SUCTION
31186
6145-01-118-7469INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
9410
3020-01-132-2317INTERCHANGEABLE
GEAR,INTERNAL,ASSEMBLY

Frequently Asked Questions

What is NSN 5305-00-371-1793?

NSN 5305-00-371-1793 is a Screw,machine, manufactured by Barksdale, Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-371-1793?

NSN 5305-00-371-1793 has 1 cross-referenced part number: 31186 (Barksdale, Inc).

What NSN replaces 5305-00-371-1793?

There are 7 known substitutes for 5305-00-371-1793: 5136-00-189-3198, 4730-00-218-5787, 2510-00-734-2730 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31186?

Key specifications for 31186: Internal Drive Style: CROSS RECESS TYPE 1; Nominal Thread Diameter: 0.112 INCHES IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Fastener Length: 0.225 INCHES NOMINAL IN. 14 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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