PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23170Screw,cap,socket Head

Fastenal Company Dba Fastenal Co · NSN 5305-01-588-0813 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-588-0813 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-588-0813. Primary manufacturer part number: 23170.
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Length: 0.620 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Width Across Flats: 0.156 INCHES NOMINAL IN
  • Thread Class: 3A A
  • Material: STEEL OVERALL
  • Material Document and Classification: ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Thread Series Designator: UNRF
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 5305-01-588-0813, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-588-0813
Primary Part Number23170
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Thread Length0.620 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Width Across Flats0.156 INCHES NOMINAL IN
Thread Class3A A
MaterialSTEEL OVERALL
Material Document and ClassificationASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread Series DesignatorUNRF
Nominal Thread Diameter0.190 INCHES IN
Fastener Length1.460 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
Thread Quantity Per Inch32
Head Height0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Head StyleFILLISTER
Surface TreatmentOXIDE OVERALL
Head Diameter0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
Internal Drive StyleHEXAGON
ColorBLACK OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-112-6331043514 INTERCHANGEABLE
Bearing,roller,journal
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
5910-00-688-2692SM-B-355857 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5331-01-140-1164 INTERCHANGEABLE
O-Ring
4320-01-230-078023170 INTERCHANGEABLE
Pump,centrifugal
Industrial Technologies and Services Llc
5331-01-499-849723170 INTERCHANGEABLE
O-Ring
Ecolab Inc
2610-01-538-263250-10-0004 INTERCHANGEABLE
Tire,pneumatic,vehicular
Textron Ground Support Equipment Inc. Div Textron Gse
Cross-Reference Index
Part NumberManufacturer
23170 PRIMARY Fastenal Company Dba Fastenal Co (USA)
12759-00986 PRIMARY Fastenal Company Dba Fastenal Co (USA)
Related Parts
3110-00-112-6331INTERCHANGEABLE
BEARING,ROLLER,JOURNAL
043514
5910-00-688-2692INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
SM-B-355857
5331-01-140-1164INTERCHANGEABLE
O-RING
4320-01-230-0780INTERCHANGEABLE
PUMP,CENTRIFUGAL
23170
5331-01-499-8497INTERCHANGEABLE
O-RING
23170
2610-01-538-2632INTERCHANGEABLE
TIRE,PNEUMATIC,VEHICULAR
50-10-0004

Frequently Asked Questions

What is NSN 5305-01-588-0813?

NSN 5305-01-588-0813 is a Screw,cap,socket Head, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-588-0813?

NSN 5305-01-588-0813 has 2 cross-referenced part numbers: 23170 (Fastenal Company Dba Fastenal Co), 12759-00986 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5305-01-588-0813?

There are 6 known substitutes for 5305-01-588-0813: 3110-00-112-6331, 5910-00-688-2692, 5331-01-140-1164 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23170?

Key specifications for 23170: Thread Length: 0.620 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Width Across Flats: 0.156 INCHES NOMINAL IN; Thread Class: 3A A. 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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