PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M1222RN8C256GCNZEBolt,machine

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5306-00-174-9470 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-174-9470 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-174-9470. Primary manufacturer part number: M1222RN8C256GCNZE.
Features
  • Bolt,machine — FSC 5306
  • Surface Treatment Document and Classification: ASTM B633, TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Surface Treatment: ZINC OVERALL
  • Thread Quantity Per Inch: 13
  • Width Between Flats: 0.750 INCHES NOMINAL IN
  • Head Height: 0.312 INCHES NOMINAL IN
  • Thread Class: 2A A
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 5306-00-174-9470, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN5306-00-174-9470
Primary Part NumberM1222RN8C256GCNZE
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Surface Treatment Document and ClassificationASTM B633, TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Surface TreatmentZINC OVERALL
Thread Quantity Per Inch13
Width Between Flats0.750 INCHES NOMINAL IN
Head Height0.312 INCHES NOMINAL IN
Thread Class2A A
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Fastener Length3.500 INCHES NOMINAL IN
Nominal Thread Diameter0.500 INCHES IN
Minimum Tensile Strength75000 POUNDS PER SQUARE INCH LBS
Hardness Rating80.0 ROCKWELL B MINIMUM OVERALL
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data1,GR 2 CONDITION-A AS FORMED OR STRESS RELIEVED TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5306-00-174-9510
HAZMATNo
Verified Substitutes 12
5306-00-638-5811AN10H20A SUCCESSOR
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Bolt,machine
5306-00-260-45150T0857 SUCCESSOR
Bolt,machine
Caterpillar Inc Div Caterpillar Defense
Bolt,machine
Bolt,machine
5306-00-174-4166 INTERCHANGEABLE
Bolt,machine
5306-00-174-9475 INTERCHANGEABLE
Bolt,machine
5306-00-174-9481 INTERCHANGEABLE
Bolt,machine
5306-00-226-9876280450PC290 INTERCHANGEABLE
Bolt,machine
Naval Sea Systems Command
5306-00-227-0931 INTERCHANGEABLE
Bolt,machine
Cross-Reference Index
Part NumberManufacturer
M1222RN8C256GCNZE Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-1222J Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILB857A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 5306-00-174-9510 Bolt,machine
5306-00-638-5811SUCCESSOR
BOLT,MACHINE
AN10H20A
5306-00-260-4515SUCCESSOR
BOLT,MACHINE
0T0857
5306-00-263-4038SUCCESSOR
BOLT,MACHINE
5306-00-270-9457SUCCESSOR
BOLT,MACHINE
5306-00-174-4166INTERCHANGEABLE
BOLT,MACHINE
5306-00-174-9475INTERCHANGEABLE
BOLT,MACHINE
5306-00-174-9481INTERCHANGEABLE
BOLT,MACHINE
5306-00-226-9876INTERCHANGEABLE
BOLT,MACHINE
280450PC290
5306-00-227-0931INTERCHANGEABLE
BOLT,MACHINE
5310-01-038-0382INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-120-3314INTERCHANGEABLE
NUT,PLAIN,HEXAGON

Frequently Asked Questions

What is NSN 5306-00-174-9470?

NSN 5306-00-174-9470 is a Bolt,machine, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-174-9470?

NSN 5306-00-174-9470 has 3 cross-referenced part numbers: M1222RN8C256GCNZE (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-1222J (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILB857A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5306-00-174-9470?

There are 12 known substitutes for 5306-00-174-9470: 5306-00-638-5811, 5306-00-174-9510, 5306-00-260-4515 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M1222RN8C256GCNZE?

Key specifications for M1222RN8C256GCNZE: Surface Treatment Document and Classification: ASTM B633, TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Surface Treatment: ZINC OVERALL; Thread Quantity Per Inch: 13. 15 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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