PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0344814E03Bolt,square Neck

Prestolite Electric Inc · NSN 5306-01-270-8506 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-270-8506 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-270-8506. Primary manufacturer part number: 0344814E03.
Features
  • Bolt,square Neck — FSC 5306
  • Fastener Length: 180.0 MILLIMETERS NOMINAL MM
  • External Thread Tolerance Class: 6G G
  • Head Style: BUTTON
  • Head Height: 3.5 MILLIMETERS NOMINAL MM
  • Thread Direction: RIGHT-HAND
  • Neck Width: 10.0 MILLIMETERS NOMINAL MM
  • Thread Pitch in Millimeters: 1.0
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Bolt,square Neck, cataloged under National Stock Number 5306-01-270-8506, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN5306-01-270-8506
Primary Part Number0344814E03
Item NameBolt,square Neck
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerPrestolite Electric Inc
StatusACTIVE
Fastener Length180.0 MILLIMETERS NOMINAL MM
External Thread Tolerance Class6G G
Head StyleBUTTON
Head Height3.5 MILLIMETERS NOMINAL MM
Thread DirectionRIGHT-HAND
Neck Width10.0 MILLIMETERS NOMINAL MM
Thread Pitch in Millimeters1.0
Head Diameter16.0 MILLIMETERS NOMINAL MM
Neck Length4.0 MILLIMETERS NOMINAL MM
Nominal Thread Diameter6.0 MILLIMETERS MM
Thread Series DesignatorM
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6130-00-643-2151
HAZMATNo
Verified Substitutes 12
Rectifier,metallic
5306-01-659-1073600-5754872 PART 3 SUCCESSOR
Bolt,machine
Naval Sea Systems Command
4820-00-038-701820318 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3110-00-156-1909 INTERCHANGEABLE
Bearing,ball,thrust
3010-00-167-9319 INTERCHANGEABLE
Coupling Half,shaft
5320-00-515-8602 INTERCHANGEABLE
Rivet,split
5935-00-549-7976120-267 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Viking Technologies, Ltd.
4820-00-586-421307440002128 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
1650-00-730-404519698 INTERCHANGEABLE
Parts Kit,valve
Moog Inc
2915-00-908-608220318 INTERCHANGEABLE
Parts Kit,valve,ove
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
0344814E03 PRIMARY Prestolite Electric Inc (USA)
20-318 Motorola Automotive Electronics (USA)
120-267 Prestolite Electric Inc (USA)
120-318 Prestolite Electric Inc (USA)
Related Parts
SUCCESSOR 6130-00-643-2151 Rectifier,metallic
5306-01-659-1073SUCCESSOR
BOLT,MACHINE
600-5754872 PART 3
4820-00-038-7018INTERCHANGEABLE
VALVE,SAFETY RELIEF
20318
3110-00-156-1909INTERCHANGEABLE
BEARING,BALL,THRUST
3010-00-167-9319INTERCHANGEABLE
COUPLING HALF,SHAFT
5320-00-515-8602INTERCHANGEABLE
RIVET,SPLIT
5935-00-549-7976INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
120-267
4820-00-586-4213INTERCHANGEABLE
SEAT,VALVE
07440002128
1650-00-730-4045INTERCHANGEABLE
PARTS KIT,VALVE
19698
2915-00-908-6082INTERCHANGEABLE
PARTS KIT,VALVE,OVE
20318
6625-01-135-5455INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
20-318
5320-01-302-7211INTERCHANGEABLE
RIVET,SPLIT

Frequently Asked Questions

What is NSN 5306-01-270-8506?

NSN 5306-01-270-8506 is a Bolt,square Neck, manufactured by Prestolite Electric Inc, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-270-8506?

NSN 5306-01-270-8506 has 4 cross-referenced part numbers: 0344814E03 (Prestolite Electric Inc), 20-318 (Motorola Automotive Electronics), 120-267 (Prestolite Electric Inc), 120-318 (Prestolite Electric Inc).

What NSN replaces 5306-01-270-8506?

There are 12 known substitutes for 5306-01-270-8506: 6130-00-643-2151, 5306-01-659-1073, 4820-00-038-7018 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0344814E03?

Key specifications for 0344814E03: Fastener Length: 180.0 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6G G; Head Style: BUTTON; Head Height: 3.5 MILLIMETERS NOMINAL MM. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com