PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52148Screw,machine

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 5305-00-146-9057 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-146-9057 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-146-9057. Primary manufacturer part number: 52148.
Features
  • Screw,machine — FSC 5305
  • Head Height: 0.219 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Head Style: FILLISTER
  • Screw Material: STEEL COMP 8735 OR STEEL COMP 4640 OR STEEL COMP 6150
  • Thread Quantity Per Inch: 32
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Thread Series Designator: UNF
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-146-9057, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 13 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-146-9057
Primary Part Number52148
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusCANCELLED
Head Height0.219 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Head StyleFILLISTER
Screw MaterialSTEEL COMP 8735 OR STEEL COMP 4640 OR STEEL COMP 6150
Thread Quantity Per Inch32
Internal Drive StyleCROSS RECESS TYPE 1
Thread Series DesignatorUNF
Thread Length0.400 INCHES MINIMUM IN
Fastener Length1.180 INCHES NOMINAL IN
Nominal Thread Diameter0.190 INCHES IN
Thread Class3A A
Screw Material Document and ClassificationAMS 6320 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6312 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6448 ASSN STD 3RD MATERIAL RESPONSE
Head Diameter0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6240-00-284-085252148 INTERCHANGEABLE
Lamp,incandescent
Mine Safety Appliances Company
5815-00-703-1575SMB157041 INTERCHANGEABLE
Shaft
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4710-00-715-7564 INTERCHANGEABLE
Tube,connector
5306-00-792-824805121263 INTERCHANGEABLE
Bolt,shoulder
Rolls-Royce Solutions America Inc
2805-01-423-214152148 INTERCHANGEABLE
Push Rod,engine Poppet Valve
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
52148 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
6240-00-284-0852INTERCHANGEABLE
LAMP,INCANDESCENT
52148
5815-00-703-1575INTERCHANGEABLE
SHAFT
SMB157041
4710-00-715-7564INTERCHANGEABLE
TUBE,CONNECTOR
5306-00-792-8248INTERCHANGEABLE
BOLT,SHOULDER
05121263
2805-01-423-2141INTERCHANGEABLE
PUSH ROD,ENGINE POPPET VALVE
52148

Frequently Asked Questions

What is NSN 5305-00-146-9057?

NSN 5305-00-146-9057 is a Screw,machine, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-146-9057?

NSN 5305-00-146-9057 has 1 cross-referenced part number: 52148 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 5305-00-146-9057?

There are 5 known substitutes for 5305-00-146-9057: 6240-00-284-0852, 5815-00-703-1575, 4710-00-715-7564 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52148?

Key specifications for 52148: Head Height: 0.219 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Head Style: FILLISTER; Special Features: 2 DRILLED HOLES. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-146-9057 still in active supply?

NSN 5305-00-146-9057 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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