PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

993212-28Screw,machine

Ge Aviation Systems Llc · NSN 5305-00-685-3735 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-685-3735 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-685-3735. Primary manufacturer part number: 993212-28.
Features
  • Screw,machine — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Head Diameter: 0.290 INCHES NOMINAL IN
  • Head Style: BINDING
  • Thread Length: 0.375 INCHES MAXIMUM IN
  • Fastener Length: 0.375 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Head Height: 0.080 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-685-3735, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ge Aviation Systems Llc. Government technical data includes 12 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-685-3735
Primary Part Number993212-28
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerGe Aviation Systems Llc
StatusACTIVE
Thread DirectionRIGHT-HAND
Head Diameter0.290 INCHES NOMINAL IN
Head StyleBINDING
Thread Length0.375 INCHES MAXIMUM IN
Fastener Length0.375 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head Height0.080 INCHES NOMINAL IN
Screw MaterialSTEEL
Nominal Thread Diameter0.138 INCHES IN
Thread Quantity Per Inch32
Internal Drive StyleCROSS RECESS TYPE 1
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5305-00-082-8440MS3212-13 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-805-87516-32X3-8 INTERCHANGEABLE
Screw,cap,socket Head
Sps Technologies, Llc Dba PB Fasteners
5305-01-359-0021 INTERCHANGEABLE
Screw,assembled Washer
Cross-Reference Index
Part NumberManufacturer
993212-28 PRIMARY Ge Aviation Systems Llc (USA)
6-32X3-8 PRIMARY Allmetal Screw Products Corp (USA)
Related Parts
5305-00-082-8440INTERCHANGEABLE
SCREW,MACHINE
MS3212-13
5305-00-805-8751INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
6-32X3-8
5305-01-359-0021INTERCHANGEABLE
SCREW,ASSEMBLED WASHER

Frequently Asked Questions

What is NSN 5305-00-685-3735?

NSN 5305-00-685-3735 is a Screw,machine, manufactured by Ge Aviation Systems Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-685-3735?

NSN 5305-00-685-3735 has 2 cross-referenced part numbers: 993212-28 (Ge Aviation Systems Llc), 6-32X3-8 (Allmetal Screw Products Corp).

What NSN replaces 5305-00-685-3735?

There are 3 known substitutes for 5305-00-685-3735: 5305-00-082-8440, 5305-00-805-8751, 5305-01-359-0021. Verify interchangeability with system specifications before substitution.

What are the specifications of 993212-28?

Key specifications for 993212-28: Thread Direction: RIGHT-HAND; Head Diameter: 0.290 INCHES NOMINAL IN; Head Style: BINDING; Thread Length: 0.375 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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