PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5306AC1-021Bolt,internally Relieved Body

Us Army Aviation and Missile Command · NSN 5306-00-475-9607 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-475-9607 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-475-9607. Primary manufacturer part number: 5306AC1-021.
Features
  • Bolt,internally Relieved Body — FSC 5306
  • Thread Class: 3A A
  • Head Diameter: 0.812 INCHES NOMINAL IN
  • Concentric Hole Depth: 5.437 INCHES NOMINAL IN
  • Thread Series Designator: UNF
  • Head Height: 0.190 INCHES NOMINAL IN
  • Surface Treatment: CADMIUM HEAD
  • Shoulder Diameter: 0.625 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-475-9607, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN5306-00-475-9607
Primary Part Number5306AC1-021
Item NameBolt,internally Relieved Body
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Thread Class3A A
Head Diameter0.812 INCHES NOMINAL IN
Concentric Hole Depth5.437 INCHES NOMINAL IN
Thread Series DesignatorUNF
Head Height0.190 INCHES NOMINAL IN
Surface TreatmentCADMIUM HEAD
Shoulder Diameter0.625 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Style DesignatorCONCENTRIC HOLE UNTHREADED
Shoulder Length5.593 INCHES NOMINAL IN
Shank Unthreaded Hole Diameter0.125 INCHES NOMINAL FIRST HOLE IN
Concentric Hole Diameter0.375 INCHES NOMINAL IN
Nominal Thread Diameter0.500 INCHES IN
Surface TreatmentCADMIUM GRIP
MaterialSTEEL OVERALL
Thread Quantity Per Inch20
Fastener Length6.250 INCHES NOMINAL IN
Thread Length0.405 INCHES MINIMUM IN
Distance From Head Largest Bearing Surface to Shank Hole Center5.914 INCHES NOMINAL FIRST HOLE IN
Head StyleROUND W/WRENCH FLATS
Width Between Flats0.687 INCHES NOMINAL IN
Minimum Tensile Strength180000 POUNDS PER SQUARE INCH LBS
Surface TreatmentCADMIUM THREADS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6105-00-136-46825510-5 SUCCESSOR
Motor,condenser Fan
Electromech Technologies Llc
5360-00-111-361655101 INTERCHANGEABLE
Spring and Retainer
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
5920-00-131-98955510 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
3110-00-156-47335210F INTERCHANGEABLE
Bearing,ball,annular
Mcgill Manufacturing Co, Inc
5120-00-165-3911 INTERCHANGEABLE
Contact Positioner,terminal Crim
6625-00-190-1258 INTERCHANGEABLE
Test Set,electrical Power
5330-00-291-164014190 INTERCHANGEABLE
Seal,plain Encased
Komatsu America Corporation
2805-00-328-541501002 INTERCHANGEABLE
Guide,valve Stem
Safeguard Powertech Systems
6105-00-537-230055-10 INTERCHANGEABLE
Motor-Tachometer Generator
Arc Systems Inc
4430-00-731-2773G16950B INTERCHANGEABLE
Oven,thermal Drying,electric
A. Daigger and Company, Incorporated Dba Eta Hand2mind
Cross-Reference Index
Part NumberManufacturer
5306AC1-021 PRIMARY Us Army Aviation and Missile Command (USA)
5510 Goodrich Aerospace Canada Ltd (CAN)
CTS9607 Wheatland Machine L.l.c. (USA)
5510-5 Goodrich Aerospace Canada Ltd (CAN)
Related Parts
6105-00-136-4682SUCCESSOR
MOTOR,CONDENSER FAN
5510-5
5360-00-111-3616INTERCHANGEABLE
SPRING AND RETAINER
55101
5920-00-131-9895INTERCHANGEABLE
FUSE,CARTRIDGE
5510
3110-00-156-4733INTERCHANGEABLE
BEARING,BALL,ANNULAR
5210F
5120-00-165-3911INTERCHANGEABLE
CONTACT POSITIONER,TERMINAL CRIM
6625-00-190-1258INTERCHANGEABLE
TEST SET,ELECTRICAL POWER
5330-00-291-1640INTERCHANGEABLE
SEAL,PLAIN ENCASED
14190
2805-00-328-5415INTERCHANGEABLE
GUIDE,VALVE STEM
01002
6105-00-537-2300INTERCHANGEABLE
MOTOR-TACHOMETER GENERATOR
55-10
4430-00-731-2773INTERCHANGEABLE
OVEN,THERMAL DRYING,ELECTRIC
G16950B
5935-00-994-0310INTERCHANGEABLE
ADAPTER,CONNECTOR
5510
7025-01-098-2243INTERCHANGEABLE
DISC STORAGE MODULE
5510

Frequently Asked Questions

What is NSN 5306-00-475-9607?

NSN 5306-00-475-9607 is a Bolt,internally Relieved Body, manufactured by Us Army Aviation and Missile Command, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-475-9607?

NSN 5306-00-475-9607 has 4 cross-referenced part numbers: 5306AC1-021 (Us Army Aviation and Missile Command), 5510 (Goodrich Aerospace Canada Ltd), CTS9607 (Wheatland Machine L.l.c.), 5510-5 (Goodrich Aerospace Canada Ltd).

What NSN replaces 5306-00-475-9607?

There are 12 known substitutes for 5306-00-475-9607: 6105-00-136-4682, 5360-00-111-3616, 5920-00-131-9895 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5306AC1-021?

Key specifications for 5306AC1-021: Thread Class: 3A A; Head Diameter: 0.812 INCHES NOMINAL IN; Concentric Hole Depth: 5.437 INCHES NOMINAL IN; Thread Series Designator: UNF. 24 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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