PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52515Bolt,externally Relieved Body

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5306-00-090-1775 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-090-1775 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-090-1775. Primary manufacturer part number: 52515.
Features
  • Bolt,externally Relieved Body — FSC 5306
  • Head Height: 0.078 INCHES NOMINAL IN
  • Nominal Thread Diameter: 0.312 INCHES IN
  • Fastener Length: 1.172 INCHES NOMINAL IN
  • Head Style: HEXAGON
  • Thread Series Designator: UNF
  • Surface Treatment: SILVER OVERALL
  • Distance From Largest Bearing Surface of Head to End of First Diameter: 0.047 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 360 Overall construction
General Description

The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-00-090-1775, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-090-1775
Primary Part Number52515
Item NameBolt,externally Relieved Body
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Head Height0.078 INCHES NOMINAL IN
Nominal Thread Diameter0.312 INCHES IN
Fastener Length1.172 INCHES NOMINAL IN
Head StyleHEXAGON
Thread Series DesignatorUNF
Surface TreatmentSILVER OVERALL
Distance From Largest Bearing Surface of Head to End of First Diameter0.047 INCHES NOMINAL IN
Precious MaterialSILVER
Material Document and ClassificationQQ-B-626,COMP 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Width Between Flats0.375 INCHES NOMINAL IN
MaterialCOPPER ALLOY 360 OVERALL
Thread Length1.125 INCHES MINIMUM IN
First Diameter From Head0.250 INCHES NOMINAL IN
Thread Class3A A
Thread Quantity Per Inch24
Externally Relieved Body Diameter Quantity1
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3455-00-224-365545545 INTERCHANGEABLE
Cutter,milling,metal Slitting
Kennametal Inc. Div Kennametal Industrial Products Group
3040-00-395-9487SM-B-157214 INTERCHANGEABLE
Shaft,straight
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5930-01-157-455252515 INTERCHANGEABLE
Switch Subassembly
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
52515 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
3455-00-224-3655INTERCHANGEABLE
CUTTER,MILLING,METAL SLITTING
45545
3040-00-395-9487INTERCHANGEABLE
SHAFT,STRAIGHT
SM-B-157214
5930-01-157-4552INTERCHANGEABLE
SWITCH SUBASSEMBLY
52515

Frequently Asked Questions

What is NSN 5306-00-090-1775?

NSN 5306-00-090-1775 is a Bolt,externally Relieved Body, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-090-1775?

NSN 5306-00-090-1775 has 1 cross-referenced part number: 52515 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 5306-00-090-1775?

There are 3 known substitutes for 5306-00-090-1775: 3455-00-224-3655, 3040-00-395-9487, 5930-01-157-4552. Verify interchangeability with system specifications before substitution.

What are the specifications of 52515?

Key specifications for 52515: Head Height: 0.078 INCHES NOMINAL IN; Nominal Thread Diameter: 0.312 INCHES IN; Fastener Length: 1.172 INCHES NOMINAL IN; Head Style: HEXAGON. 17 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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