PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

181619Bolt,machine

General Motors Llc Dba General Motors Llc · NSN 5306-00-018-1619 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-018-1619 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-018-1619. Primary manufacturer part number: 181619.
Features
  • Bolt,machine — FSC 5306
  • Thread Length: 0.875 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
  • Minimum Tensile Strength: 120000 POUNDS PER SQUARE INCH LBS
  • Width Between Flats: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OR ZINC OVERALL
  • Fastener Length: 1.813 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Material Document and Classification: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-018-1619, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 17 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: Cancelled.

Technical Specifications
ParameterValue
NSN5306-00-018-1619
Primary Part Number181619
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusCANCELLED
Thread Length0.875 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Width Between Flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OR ZINC OVERALL
Fastener Length1.813 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Material Document and ClassificationSAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Hardness Rating23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
Head StyleHEXAGON
Nominal Thread Diameter0.312 INCHES IN
Thread Series DesignatorUNF
Thread Class2A A
Head Height0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch24
Features ProvidedFINISHED HEAD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
No Item Name Available
5961-00-018-12171N4148-1 INTERCHANGEABLE
Semiconductor Device,diode
Microsemi Corp - Massachusetts
Cross-Reference Index
Part NumberManufacturer
181619 General Motors Llc Dba General Motors Llc (USA)
181619 General Motors Corp (USA)
Related Parts
5306-00-012-3804SUCCESSOR
NO ITEM NAME AVAILABLE
5961-00-018-1217INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N4148-1

Frequently Asked Questions

What is NSN 5306-00-018-1619?

NSN 5306-00-018-1619 is a Bolt,machine, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5306 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5306-00-018-1619?

NSN 5306-00-018-1619 has 2 cross-referenced part numbers: 181619 (General Motors Llc Dba General Motors Llc), 181619 (General Motors Corp).

What NSN replaces 5306-00-018-1619?

There are 2 known substitutes for 5306-00-018-1619: 5306-00-012-3804, 5961-00-018-1217. Verify interchangeability with system specifications before substitution.

What are the specifications of 181619?

Key specifications for 181619: Thread Length: 0.875 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN; Minimum Tensile Strength: 120000 POUNDS PER SQUARE INCH LBS; Width Between Flats: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Surface Treatment: CADMIUM OR ZINC OVERALL. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5306-00-018-1619 still in active supply?

NSN 5306-00-018-1619 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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