PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

109280Screw,externally Relieved Body

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 5305-00-153-9337 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-153-9337 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-153-9337. Primary manufacturer part number: 109280.
Features
  • Screw,externally Relieved Body — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Thread Length: 0.560 INCHES MINIMUM IN
  • Hole Type: DRILLED
  • Distance From Largest Bearing Surface of Head to End of First Diameter: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
  • Hole Diameter: 0.062 INCHES NOMINAL IN
  • Head Style: FILLISTER
  • Nominal Thread Diameter: 0.250 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 8735 or Steel Comp 8740 Overall construction
General Description

The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-153-9337, 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 22 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-153-9337
Primary Part Number109280
Item NameScrew,externally Relieved Body
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
Thread DirectionRIGHT-HAND
Thread Length0.560 INCHES MINIMUM IN
Hole TypeDRILLED
Distance From Largest Bearing Surface of Head to End of First Diameter0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
Hole Diameter0.062 INCHES NOMINAL IN
Head StyleFILLISTER
Nominal Thread Diameter0.250 INCHES IN
Head Diameter0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Internal Drive StyleCROSS RECESS TYPE 1
Fastener Length2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM IN
Externally Relieved Body Diameter Quantity1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
First Diameter From Head0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
Thread Quantity Per Inch20
Material Document and ClassificationAMS 6320 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL
Second Diameter From Head0.264 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
Hole Quantity1
Distance From Largest Bearing Surface of Head to End of Second Diameter1.930 INCHES MINIMUM AND 1.950 INCHES MAXIMUM IN
Hole Configuration StyleROUND
MaterialSTEEL COMP 8735 OR STEEL COMP 8740 OVERALL
Thread Class3A A
Head Height0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5999-00-012-3071109280 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Tdk-Lambda Americas Inc. Div High Power Division
5920-00-553-5734MDL3 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
Cross-Reference Index
Part NumberManufacturer
109280 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
5999-00-012-3071INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
109280
5920-00-553-5734INTERCHANGEABLE
FUSE,CARTRIDGE
MDL3

Frequently Asked Questions

What is NSN 5305-00-153-9337?

NSN 5305-00-153-9337 is a Screw,externally Relieved Body, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-153-9337?

NSN 5305-00-153-9337 has 1 cross-referenced part number: 109280 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 5305-00-153-9337?

There are 2 known substitutes for 5305-00-153-9337: 5999-00-012-3071, 5920-00-553-5734. Verify interchangeability with system specifications before substitution.

What are the specifications of 109280?

Key specifications for 109280: Thread Direction: RIGHT-HAND; Thread Length: 0.560 INCHES MINIMUM IN; Hole Type: DRILLED; Distance From Largest Bearing Surface of Head to End of First Diameter: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN. 22 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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