PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-3913-1Screw,machine

Lfc Industries, Inc. · NSN 5305-01-352-4246 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-352-4246 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-352-4246. Primary manufacturer part number: 1-3913-1.
Features
  • Screw,machine — FSC 5305
  • Thread Class: 2A A
  • Thread Length: 1.640 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 40
  • Head Diameter: 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Screw Surface Treatment: PASSIVATE
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-352-4246, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lfc Industries, Inc.. Government technical data includes 14 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-352-4246
Primary Part Number1-3913-1
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerLfc Industries, Inc.
StatusACTIVE
Thread Class2A A
Thread Length1.640 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
Thread Quantity Per Inch40
Head Diameter0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
Internal Drive StyleCROSS RECESS TYPE 1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Screw Surface TreatmentPASSIVATE
Thread DirectionRIGHT-HAND
Screw Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Nominal Thread Diameter0.112 INCHES IN
Head Height0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Screw MaterialSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP 314 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 384 OR STEEL COMP 385
Fastener Length1.690 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
Head StylePAN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4720-00-969-503019B-5/8-2PLY INTERCHANGEABLE
Hose,nonmetallic
Gates Corporation
4820-01-197-8305139131 INTERCHANGEABLE
Disk,valve
Meggitt North Hollywood Inc
Cross-Reference Index
Part NumberManufacturer
433913-8 Raytheon Company Dba Raytheon (USA)
1-3913-1 PRIMARY Lfc Industries, Inc. (USA)
Related Parts
4720-00-969-5030INTERCHANGEABLE
HOSE,NONMETALLIC
19B-5/8-2PLY
4820-01-197-8305INTERCHANGEABLE
DISK,VALVE
139131

Frequently Asked Questions

What is NSN 5305-01-352-4246?

NSN 5305-01-352-4246 is a Screw,machine, manufactured by Lfc Industries, Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-352-4246?

NSN 5305-01-352-4246 has 2 cross-referenced part numbers: 433913-8 (Raytheon Company Dba Raytheon), 1-3913-1 (Lfc Industries, Inc.).

What NSN replaces 5305-01-352-4246?

There are 2 known substitutes for 5305-01-352-4246: 4720-00-969-5030, 4820-01-197-8305. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-3913-1?

Key specifications for 1-3913-1: Thread Class: 2A A; Thread Length: 1.640 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN; Thread Quantity Per Inch: 40; Head Diameter: 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM 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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