PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M1222RN8C2112GCNZXBolt,machine

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5306-00-174-9481 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-174-9481 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-174-9481. Primary manufacturer part number: M1222RN8C2112GCNZX.
Features
  • Bolt,machine — FSC 5306
  • Grip Length: 5.500 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Features Provided: FINISHED HEAD
  • Fastener Length: 7.000 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: ASTM B 633,TYPE II OR ASTM B 695,TYPE II ASSN STD SINGLE TREATMENT RESPONSE OVERALL
  • Thread Length: 1.500 INCHES MINIMUM IN
  • Material: STEEL 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 5306-00-174-9481, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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
NSN5306-00-174-9481
Primary Part NumberM1222RN8C2112GCNZX
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
Grip Length5.500 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Features ProvidedFINISHED HEAD
Fastener Length7.000 INCHES NOMINAL IN
Surface Treatment Document and ClassificationASTM B 633,TYPE II OR ASTM B 695,TYPE II ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Thread Length1.500 INCHES MINIMUM IN
MaterialSTEEL OVERALL
Hardness Rating80.0 ROCKWELL B MINIMUM FASTENER
Head StyleHEXAGON
Material Document and ClassificationMIL-DTL-1222,GRADE 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Thread Quantity Per Inch13
Width Between Flats0.750 INCHES NOMINAL IN
Surface TreatmentZINC OVERALL
Nominal Thread Diameter0.500 INCHES IN
Nondefinitive Spec/std DataPE II, GRADE 2 TYPE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head Height0.312 INCHES NOMINAL IN
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5306-00-174-9510
HAZMATNo
Verified Substitutes 12
Bolt,machine
5306-00-227-05820.75010UNC2A1.750T1G5BAC SUCCESSOR
Bolt,machine
Nucor Fastener
5306-00-227-0601306-40172 SUCCESSOR
Bolt,machine
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
Bolt,machine
5306-00-281-51641D4703 SUCCESSOR
Bolt,machine
Caterpillar Inc Div Caterpillar Defense
Bolt,machine
Bolt,machine
Bolt,machine
5306-00-426-34021D4608 SUCCESSOR
Bolt,machine
Caterpillar Inc Div Caterpillar Defense
5306-00-732-77146C-3210 SUCCESSOR
Bolt,machine
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
M1222RN8C2112GCNZX 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
MIL-S-1222 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-1222 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MX-243766 PIECE 30 The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company (USA)
Related Parts
SUCCESSOR 5306-00-174-9510 Bolt,machine
5306-00-227-0582SUCCESSOR
BOLT,MACHINE
0.75010UNC2A1.750T1G5BAC
5306-00-227-0601SUCCESSOR
BOLT,MACHINE
306-40172
5306-00-270-9422SUCCESSOR
BOLT,MACHINE
5306-00-281-5164SUCCESSOR
BOLT,MACHINE
1D4703
5306-00-299-2342SUCCESSOR
BOLT,MACHINE
5306-00-299-2369SUCCESSOR
BOLT,MACHINE
5306-00-299-2378SUCCESSOR
BOLT,MACHINE
5306-00-426-3402SUCCESSOR
BOLT,MACHINE
1D4608
5306-00-732-7714SUCCESSOR
BOLT,MACHINE
6C-3210
5306-01-282-7489SUCCESSOR
BOLT,MACHINE
5306-01-323-5536SUCCESSOR
BOLT,MACHINE

Frequently Asked Questions

What is NSN 5306-00-174-9481?

NSN 5306-00-174-9481 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 5306-00-174-9481?

NSN 5306-00-174-9481 has 5 cross-referenced part numbers: M1222RN8C2112GCNZX (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), MIL-S-1222 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-1222 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MX-243766 PIECE 30 (The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company).

What NSN replaces 5306-00-174-9481?

There are 12 known substitutes for 5306-00-174-9481: 5306-00-174-9510, 5306-00-227-0582, 5306-00-227-0601 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M1222RN8C2112GCNZX?

Key specifications for M1222RN8C2112GCNZX: Grip Length: 5.500 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Features Provided: FINISHED HEAD; Fastener Length: 7.000 INCHES NOMINAL IN. 19 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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