PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

322510Bolt,machine

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5306-00-804-3864 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-804-3864 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-804-3864. Primary manufacturer part number: 322510.
Features
  • Bolt,machine — FSC 5306
  • Thread Length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 28
  • Thread Class: 1A A
  • Precious Material: SILVER
  • Head Style: DOUBLE HEXAGON EXTENDED WASHER
  • Extended Washer Thickness: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
  • Fastener Length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Iron Alloy 660 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-804-3864, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, 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
NSN5306-00-804-3864
Primary Part Number322510
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Thread Length0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
Thread Quantity Per Inch28
Thread Class1A A
Precious MaterialSILVER
Head StyleDOUBLE HEXAGON EXTENDED WASHER
Extended Washer Thickness0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
Fastener Length0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
Width Between Flats0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Extended Washer Diameter0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
Hole Configuration StyleDOUBLE HEXAGON LONGITUDINAL HOLE
Nominal Thread Diameter0.250 INCHES IN
Thread Series DesignatorUNF
MaterialIRON ALLOY 660 OVERALL
Features ProvidedFINISHED HEAD
Hardness Rating24.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
Material Document and ClassificationAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentSILVER OVERALL
Head Height0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
Hole Quantity4
Hole TypeDRILLED
Minimum Tensile Strength85000 POUNDS PER SQUARE INCH LBS
Hole Diameter0.070 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1005-00-056-5607322510 INTERCHANGEABLE
Bearing,cylinder BL
Eaton Aerospace, Llc Dba Jackson South
4320-00-127-2714322510 INTERCHANGEABLE
Rod,piston
Curtiss-Wright Electro-Mechanical Corporation Div Epd
2530-01-035-8451459276C91 INTERCHANGEABLE
Brake Shoe Set
Navistar Intl Corp Truck Br Ohio Plant
Cross-Reference Index
Part NumberManufacturer
322510 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
322510 Howmet Global Fastening Systems Inc Div Torrance Operations (USA)
322510 Sps Technologies, Llc Dba PB Fasteners (USA)
322510 Textron Fastening Systems Dba Decorah Operations Tfs (USA)
322510 Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA)
322510 Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana (USA)
Related Parts
1005-00-056-5607INTERCHANGEABLE
BEARING,CYLINDER BL
322510
4320-00-127-2714INTERCHANGEABLE
ROD,PISTON
322510
2530-01-035-8451INTERCHANGEABLE
BRAKE SHOE SET
459276C91

Frequently Asked Questions

What is NSN 5306-00-804-3864?

NSN 5306-00-804-3864 is a Bolt,machine, 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 5306-00-804-3864?

NSN 5306-00-804-3864 has 6 cross-referenced part numbers: 322510 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 322510 (Howmet Global Fastening Systems Inc Div Torrance Operations), 322510 (Sps Technologies, Llc Dba PB Fasteners), 322510 (Textron Fastening Systems Dba Decorah Operations Tfs), 322510 (Valley-Todeco, Inc. Dba Arconic Fastening Systems) and 1 more.

What NSN replaces 5306-00-804-3864?

There are 3 known substitutes for 5306-00-804-3864: 1005-00-056-5607, 4320-00-127-2714, 2530-01-035-8451. Verify interchangeability with system specifications before substitution.

What are the specifications of 322510?

Key specifications for 322510: Thread Length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN; Thread Quantity Per Inch: 28; Thread Class: 1A A; Precious Material: SILVER. 23 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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