PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

156015Bolt,externally Relieved Body

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5306-00-693-6004 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-693-6004 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-693-6004. Primary manufacturer part number: 156015.
Features
  • Bolt,externally Relieved Body — FSC 5306
  • Head Diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
  • Externally Relieved Body Diameter Quantity: 1
  • First Diameter From Head: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
  • Material: IRON ALLOY 660 OVERALL
  • Material Document and Classification: AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Thread Quantity Per Inch: 20
  • Head Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Iron Alloy 660 Overall construction
General Description

The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-00-693-6004, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-693-6004
Primary Part Number156015
Item NameBolt,externally Relieved Body
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Head Diameter0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
Externally Relieved Body Diameter Quantity1
First Diameter From Head0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
MaterialIRON ALLOY 660 OVERALL
Material Document and ClassificationAMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread Quantity Per Inch20
Head StyleROUND
Distance From Largest Bearing Surface of Head to End of First Diameter0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.438 INCHES IN
Thread Class1A A
Head Height0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Thread Length0.510 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
Fastener Length1.210 INCHES MINIMUM AND 1.230 INCHES MAXIMUM IN
Thread Series DesignatorUNF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
Motor,alternating Current
5310-00-276-8633 INTERCHANGEABLE
Nut,plain,hexagon
5975-00-677-7803156015 INTERCHANGEABLE
Panel,blank
Telemechanics Inc
4820-01-422-2847156-015 INTERCHANGEABLE
Valve,expansion
Snowbird Technologies Inc.
4320-01-459-13051560-15 INTERCHANGEABLE
Pump,axial Pistons
A and F Machine Products Co
5330-01-605-3709156015 INTERCHANGEABLE
Packing,preformed
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
156015 North Bridge Fasteners Div of North Bridge Ltd (BEL)
156015 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
156015 Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana (USA)
156015 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
156015 Howmet Global Fastening Systems Inc Div Torrance Operations (USA)
156015 Valco Mfg and Engineering Co (USA)
156015 Pro/des Inc Products Design Div (USA)
156015 Bristol Industries, Llc (USA)
Related Parts
6105-01-333-0802SUCCESSOR
MOTOR,ALTERNATING CURRENT
5310-00-276-8633INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5975-00-677-7803INTERCHANGEABLE
PANEL,BLANK
156015
4820-01-422-2847INTERCHANGEABLE
VALVE,EXPANSION
156-015
4320-01-459-1305INTERCHANGEABLE
PUMP,AXIAL PISTONS
1560-15
5330-01-605-3709INTERCHANGEABLE
PACKING,PREFORMED
156015

Frequently Asked Questions

What is NSN 5306-00-693-6004?

NSN 5306-00-693-6004 is a Bolt,externally Relieved Body, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-693-6004?

NSN 5306-00-693-6004 has 8 cross-referenced part numbers: 156015 (North Bridge Fasteners Div of North Bridge Ltd), 156015 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 156015 (Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana), 156015 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 156015 (Howmet Global Fastening Systems Inc Div Torrance Operations) and 3 more.

What NSN replaces 5306-00-693-6004?

There are 6 known substitutes for 5306-00-693-6004: 6105-01-333-0802, 5310-00-276-8633, 5975-00-677-7803 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 156015?

Key specifications for 156015: Head Diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Externally Relieved Body Diameter Quantity: 1; First Diameter From Head: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN; Material: IRON ALLOY 660 OVERALL. 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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