PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

309790Screw,machine

Fastener Superstore Inc · NSN 5305-01-675-3631 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-675-3631 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-675-3631. Primary manufacturer part number: 309790.
Features
  • Screw,machine — FSC 5305
  • Head Style: FLAT COUNTERSUNK
  • Thread Length: 0.3125 INCHES NOMINAL IN
  • Color: BLACK
  • Head Diameter: 0.144 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 56
  • Thread Direction: RIGHT-HAND
  • Internal Drive Style: CRUCIFORM RIBBED
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-675-3631, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastener Superstore Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-675-3631
Primary Part Number309790
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFastener Superstore Inc
StatusACTIVE
Head StyleFLAT COUNTERSUNK
Thread Length0.3125 INCHES NOMINAL IN
ColorBLACK
Head Diameter0.144 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
Thread Quantity Per Inch56
Thread DirectionRIGHT-HAND
Internal Drive StyleCRUCIFORM RIBBED
Screw Surface TreatmentOXIDE
Head Height0.040 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
Nominal Thread Diameter2.0 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5365-00-686-5911 INTERCHANGEABLE
Shim
5365-01-051-3090 INTERCHANGEABLE
Spacer,sleeve
5365-01-256-586565873 INTERCHANGEABLE
Spacer,plate
Varo Llc
7510-01-535-6357 INTERCHANGEABLE
Refill,ball Point Pen
Cross-Reference Index
Part NumberManufacturer
309790 PRIMARY Fastener Superstore Inc (USA)
65873 Highcom Limited (AUS)
65873 Xtek Limited (AUS)
Related Parts
5365-00-686-5911INTERCHANGEABLE
SHIM
5365-01-051-3090INTERCHANGEABLE
SPACER,SLEEVE
5365-01-256-5865INTERCHANGEABLE
SPACER,PLATE
65873
7510-01-535-6357INTERCHANGEABLE
REFILL,BALL POINT PEN

Frequently Asked Questions

What is NSN 5305-01-675-3631?

NSN 5305-01-675-3631 is a Screw,machine, manufactured by Fastener Superstore Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-675-3631?

NSN 5305-01-675-3631 has 3 cross-referenced part numbers: 309790 (Fastener Superstore Inc), 65873 (Highcom Limited), 65873 (Xtek Limited).

What NSN replaces 5305-01-675-3631?

There are 4 known substitutes for 5305-01-675-3631: 5365-00-686-5911, 5365-01-051-3090, 5365-01-256-5865 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 309790?

Key specifications for 309790: Head Style: FLAT COUNTERSUNK; Thread Length: 0.3125 INCHES NOMINAL IN; Color: BLACK; Head Diameter: 0.144 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN. 12 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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