PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

184457Bolt,machine

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5306-00-286-8208 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-286-8208 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-286-8208. Primary manufacturer part number: 184457.
Features
  • Bolt,machine — FSC 5306
  • Material Document and Classification: AMS6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Hole Type: DRILLED
  • Fastener Length: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
  • Head Style: HEXAGON EXTENDED WASHER
  • Thread Quantity Per Inch: 28
  • Extended Washer Diameter: 0.330 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.250 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 8740 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-286-8208, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-286-8208
Primary Part Number184457
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Material Document and ClassificationAMS6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Hole TypeDRILLED
Fastener Length0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
Head StyleHEXAGON EXTENDED WASHER
Thread Quantity Per Inch28
Extended Washer Diameter0.330 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
Nominal Thread Diameter0.250 INCHES IN
Width Between Flats0.302 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
Extended Washer Thickness0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
Thread Class3A A
Hole Diameter0.062 INCHES NOMINAL IN
Thread Length0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
Head Height0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
MaterialSTEEL COMP 8740 OVERALL
Thread DirectionRIGHT-HAND
Features ProvidedFINISHED HEAD
Hole Configuration StyleHEXAGON LONGITUDINAL HOLE
Hole Quantity6
Surface TreatmentCADMIUM OVERALL
Hardness Rating35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
Thread Series DesignatorUNF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5905-00-464-0778184457 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Fluke Corp
5910-01-139-2056 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
2990-01-543-3501SIE184457 INTERCHANGEABLE
Guard,muffler-Exhaust Pipe,nonai
Redden Marine Supply Inc
2540-01-629-8990184457 INTERCHANGEABLE
Blade,windshield Wiper
Gehl Co
4820-01-664-421018-4457 INTERCHANGEABLE
Disk,valve
Sierra International Inc. Dba Teleflex Marine
Cross-Reference Index
Part NumberManufacturer
184457 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
184457 Rtx Corporation Div Pratt & Whitney (USA)
Related Parts
5905-00-464-0778INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
184457
5910-01-139-2056INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
2990-01-543-3501INTERCHANGEABLE
GUARD,MUFFLER-EXHAUST PIPE,NONAI
SIE184457
2540-01-629-8990INTERCHANGEABLE
BLADE,WINDSHIELD WIPER
184457
4820-01-664-4210INTERCHANGEABLE
DISK,VALVE
18-4457

Frequently Asked Questions

What is NSN 5306-00-286-8208?

NSN 5306-00-286-8208 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 5306-00-286-8208?

NSN 5306-00-286-8208 has 2 cross-referenced part numbers: 184457 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 184457 (Rtx Corporation Div Pratt & Whitney).

What NSN replaces 5306-00-286-8208?

There are 5 known substitutes for 5306-00-286-8208: 5905-00-464-0778, 5910-01-139-2056, 2990-01-543-3501 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 184457?

Key specifications for 184457: Material Document and Classification: AMS6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Hole Type: DRILLED; Fastener Length: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN; Head Style: HEXAGON EXTENDED WASHER. 21 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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