PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45043Screw,cap,socket Head

Safety Socket Llc · NSN 5305-01-322-8710 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-322-8710 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-322-8710. Primary manufacturer part number: 45043.
Features
  • Screw,cap,socket Head — FSC 5305
  • Head Height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Thread Series Designator: UNF
  • Material: STEEL OVERALL
  • Head Diameter: 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
  • Fastener Length: 1.000 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-322-8710, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Safety Socket Llc. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-322-8710
Primary Part Number45043
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerSafety Socket Llc
StatusACTIVE
Head Height0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Nominal Thread Diameter0.190 INCHES IN
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNF
MaterialSTEEL OVERALL
Head Diameter0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
Fastener Length1.000 INCHES NOMINAL IN
Thread Class3A A
Internal Drive StyleHEXAGON
Width Across Flats0.156 INCHES NOMINAL IN
Thread Quantity Per Inch32
Thread Length0.938 INCHES NOMINAL IN
Head StyleFLAT CHAMFER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2825-00-038-078645041 INTERCHANGEABLE
Deflector,dirt and Liquid
Northrop Grumman Systems Corporation Div Marine Systems
3020-00-053-31471412588-40 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5315-00-054-4117450-43 INTERCHANGEABLE
Pin,straight,headless
Lockheed Martin Corporation Div Rms
3020-00-074-93071412588-30 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1680-00-570-767945043 INTERCHANGEABLE
Spring,filler
B E Aerospace Inc Services Div
5985-00-977-9349128SCAV275-1 INTERCHANGEABLE
Waveguide Assembly
Northrop Grumman Systems Corporation
5330-01-067-36334504-3 INTERCHANGEABLE
Packing,preformed
Hydrasearch Company, Llc
4730-01-140-044845043 INTERCHANGEABLE
Plug,crankcase
Leroi International Inc Dba Compair Leroi
4710-01-188-5890 INTERCHANGEABLE
Tubing,nonmetallic
5340-01-344-1030 INTERCHANGEABLE
Bracket,double Angle
Cross-Reference Index
Part NumberManufacturer
45043 PRIMARY Safety Socket Llc (USA)
Related Parts
2825-00-038-0786INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
45041
3020-00-053-3147INTERCHANGEABLE
GEAR,SPUR
1412588-40
5315-00-054-4117INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
450-43
3020-00-074-9307INTERCHANGEABLE
GEAR,SPUR
1412588-30
1680-00-570-7679INTERCHANGEABLE
SPRING,FILLER
45043
5985-00-977-9349INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
128SCAV275-1
5330-01-067-3633INTERCHANGEABLE
PACKING,PREFORMED
4504-3
4730-01-140-0448INTERCHANGEABLE
PLUG,CRANKCASE
45043
4710-01-188-5890INTERCHANGEABLE
TUBING,NONMETALLIC
5340-01-344-1030INTERCHANGEABLE
BRACKET,DOUBLE ANGLE
3455-01-364-8159INTERCHANGEABLE
CUTTER,MILLING,PLAIN
302-4
1005-01-661-5915INTERCHANGEABLE
SPRING ASSEMBLY,EXTRACTOR,SMALL
45043

Frequently Asked Questions

What is NSN 5305-01-322-8710?

NSN 5305-01-322-8710 is a Screw,cap,socket Head, manufactured by Safety Socket Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-322-8710?

NSN 5305-01-322-8710 has 1 cross-referenced part number: 45043 (Safety Socket Llc).

What NSN replaces 5305-01-322-8710?

There are 12 known substitutes for 5305-01-322-8710: 2825-00-038-0786, 3020-00-053-3147, 5315-00-054-4117 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45043?

Key specifications for 45043: Head Height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN; Thread Direction: RIGHT-HAND; Thread Series Designator: UNF. 13 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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