PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AES01C312750AZ0A81Screw,cap,hexagon Head

The American Society of Mechanical Engineers · NSN 5305-00-226-4825 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-226-4825 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-226-4825. Primary manufacturer part number: AES01C312750AZ0A81.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Criticality Code Justification: FEAT
  • Nominal Thread Diameter: 0.312 INCHES IN
  • Thread Quantity Per Inch: 18
  • Minimum Tensile Strength: 150000 POUNDS PER SQUARE INCH LBS
  • Features Provided: FINISHED HEAD
  • Surface Finish: 63.0 MICROINCHES THREADS
  • Material Document and Classification: SAE J429,GR 8 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 Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-226-4825, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 42 commercial cross-references from 28 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-226-4825
Primary Part NumberAES01C312750AZ0A81
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusCANCELLED
Criticality Code JustificationFEAT
Nominal Thread Diameter0.312 INCHES IN
Thread Quantity Per Inch18
Minimum Tensile Strength150000 POUNDS PER SQUARE INCH LBS
Features ProvidedFINISHED HEAD
Surface Finish63.0 MICROINCHES THREADS
Material Document and ClassificationSAE J429,GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Surface TreatmentZINC AND CHROMATE OVERALL
Surface Treatment Document and ClassificationASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Thread Length0.580 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Head Height0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Fastener Length0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Head StyleHEXAGON
Width Between Flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-155-6229 INTERCHANGEABLE
Bearing,ball,annular
2805-00-165-95583632805-820400 INTERCHANGEABLE
Valve,poppet,engine
Chief of Engineers Dept of Army
5306-00-274-0952649454 INTERCHANGEABLE
Bolt,machine
Am General Llc
4130-00-277-892980-11039-33 INTERCHANGEABLE
Filter Element,air Conditioning
Central Sheet Metal Co Inc
2530-00-430-1862S1617KIT INTERCHANGEABLE
Lining,friction
Cmbf Products Inc
5306-00-680-6004122007 INTERCHANGEABLE
Bolt,machine
Us Army Aviation and Missile Command
4820-00-738-4432 INTERCHANGEABLE
Disk,valve
5306-00-814-6597S1617 INTERCHANGEABLE
Bolt,machine
Caterpillar Inc Div Caterpillar Defense
5920-00-911-1662 INTERCHANGEABLE
Arrester,electrical Surge
6240-00-944-1266 INTERCHANGEABLE
Lamp,incandescent
Cross-Reference Index
Part NumberManufacturer
43796AX Oshkosh Defense Llc (USA)
18257-132 Eme Elektro-Metall Export Gmbh (DEU)
99121928 Zf Industrieantriebe Witten Gmbh (DEU)
DDE 00179816 Daimler Truck North America Llc (USA)
9417950 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
YE122007 Lift-a-Loft, Llc (USA)
1-03-1108-3 Technology General Corporation Dba Clawson Machine Division Div Eclipse Systems (USA)
S1617 Zf Industrieantriebe Witten Gmbh (DEU)
9419787 General Motors Llc Dba General Motors Llc (USA)
G1921BH031C075N General Dynamics Land Systems Inc. (USA)
C-10-25299 Zf Industrieantriebe Witten Gmbh (DEU)
5306PL1494991 Jednolity Indeks Materialowy - Uniform Material Index (POL)
1190 DP Manufacturing Inc. (USA)
53062264825 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
B1821BH031C075N American National Standards Institute Incorporated Dba American National Standards Institute (USA)
122007 Ed Etnyre & Co (USA)
9424877 General Motors Corp (USA)
MS90728-32 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
5306002258497 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
B1831BH031C075N American National Standards Institute Incorporated Dba American National Standards Institute (USA)
Related Parts
3110-00-155-6229INTERCHANGEABLE
BEARING,BALL,ANNULAR
2805-00-165-9558INTERCHANGEABLE
VALVE,POPPET,ENGINE
3632805-820400
5306-00-274-0952INTERCHANGEABLE
BOLT,MACHINE
649454
4130-00-277-8929INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
80-11039-33
2530-00-430-1862INTERCHANGEABLE
LINING,FRICTION
S1617KIT
5306-00-680-6004INTERCHANGEABLE
BOLT,MACHINE
122007
4820-00-738-4432INTERCHANGEABLE
DISK,VALVE
5306-00-814-6597INTERCHANGEABLE
BOLT,MACHINE
S1617
5920-00-911-1662INTERCHANGEABLE
ARRESTER,ELECTRICAL SURGE
6240-00-944-1266INTERCHANGEABLE
LAMP,INCANDESCENT
5305-01-359-8002INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12346514-32
5306-01-362-2851INTERCHANGEABLE
BOLT,MACHINE

Frequently Asked Questions

What is NSN 5305-00-226-4825?

NSN 5305-00-226-4825 is a Screw,cap,hexagon Head, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-226-4825?

NSN 5305-00-226-4825 has 42 cross-referenced part numbers: 43796AX (Oshkosh Defense Llc), 18257-132 (Eme Elektro-Metall Export Gmbh), 99121928 (Zf Industrieantriebe Witten Gmbh), DDE 00179816 (Daimler Truck North America Llc), 9417950 (General Motors Corp Chevrolet Motor Div Special Products Dept) and 37 more.

What NSN replaces 5305-00-226-4825?

There are 12 known substitutes for 5305-00-226-4825: 3110-00-155-6229, 2805-00-165-9558, 5306-00-274-0952 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AES01C312750AZ0A81?

Key specifications for AES01C312750AZ0A81: Criticality Code Justification: FEAT; Nominal Thread Diameter: 0.312 INCHES IN; Thread Quantity Per Inch: 18; End Item Identification: RG-33 AUV MRAP; MEDIUM MINE PROTECTED VEHICLE - MMPV; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS). 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-226-4825 still in active supply?

NSN 5305-00-226-4825 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.
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