PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

533001Bolt,machine

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5306-00-942-2553 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-942-2553 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-942-2553. Primary manufacturer part number: 533001.
Features
  • Bolt,machine — FSC 5306
  • Thread Quantity Per Inch: 28
  • Surface Finish: 32.0 MICROINCHES THREADS
  • Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD
  • Thread Length: 0.720 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Width Between Flats: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
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 5306-00-942-2553, 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 18 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-942-2553
Primary Part Number533001
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Thread Quantity Per Inch28
Surface Finish32.0 MICROINCHES THREADS
Surface Finish63.0 MICROINCHES BEARING SURFACE OF HEAD
Thread Length0.720 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
Nominal Thread Diameter0.250 INCHES IN
Width Between Flats0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Fastener Length0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
Thread Class3A A
Surface Treatment Document and ClassificationAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Head StyleHEXAGON
Features ProvidedFINISHED HEAD
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
Head Height0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
MaterialSTEEL COMP 8740 OVERALL
Material Document and ClassificationAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentCADMIUM OVERALL
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-00-138-3919533001 INTERCHANGEABLE
Valve,plug
Fwd Seagrave Holdings Lp
3910-00-405-3453555001 INTERCHANGEABLE
Conveyor,roller,gravity
Lite Cart Corp
5998-00-713-8316533001 INTERCHANGEABLE
Circuit Card Assembly
Raytheon Company Dba Raytheon
5935-01-115-1976 INTERCHANGEABLE
Connector,plug,electrical
Cross-Reference Index
Part NumberManufacturer
533001 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
533001 Howmet Global Fastening Systems Inc Div Torrance Operations (USA)
533001 All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners (USA)
533001 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
533001 Sps Technologies, Llc Dba PB Fasteners (USA)
533001 Mercury Aerospace Fasteners Inc (USA)
Related Parts
4820-00-138-3919INTERCHANGEABLE
VALVE,PLUG
533001
3910-00-405-3453INTERCHANGEABLE
CONVEYOR,ROLLER,GRAVITY
555001
5998-00-713-8316INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
533001
5935-01-115-1976INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL

Frequently Asked Questions

What is NSN 5306-00-942-2553?

NSN 5306-00-942-2553 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 5306-00-942-2553?

NSN 5306-00-942-2553 has 6 cross-referenced part numbers: 533001 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 533001 (Howmet Global Fastening Systems Inc Div Torrance Operations), 533001 (All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners), 533001 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 533001 (Sps Technologies, Llc Dba PB Fasteners) and 1 more.

What NSN replaces 5306-00-942-2553?

There are 4 known substitutes for 5306-00-942-2553: 4820-00-138-3919, 3910-00-405-3453, 5998-00-713-8316 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 533001?

Key specifications for 533001: Thread Quantity Per Inch: 28; Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD; Thread Length: 0.720 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN. 18 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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