PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M60FS348-4BScrew,cap,socket Head

Nylok Llc · NSN 5305-00-206-5783 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-206-5783 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-206-5783. Primary manufacturer part number: M60FS348-4B.
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Quantity Per Inch: 48
  • Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Internal Drive Style: HEXAGON
  • Thread Length: 0.208 INCHES MINIMUM IN
  • Nominal Thread Diameter: 0.099 INCHES IN
  • Material: STEEL OVERALL
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 5305-00-206-5783, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Nylok Llc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-206-5783
Primary Part NumberM60FS348-4B
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNylok Llc
StatusCANCELLED
Thread Quantity Per Inch48
Hardness Rating28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Internal Drive StyleHEXAGON
Thread Length0.208 INCHES MINIMUM IN
Nominal Thread Diameter0.099 INCHES IN
MaterialSTEEL OVERALL
Fastener Length0.250 INCHES NOMINAL IN
Head Height0.095 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Head StyleFLAT CHAMFER
Locking FeaturePELLET THREADS
Head Diameter0.154 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Thread Class3A A
Width Across Flats0.078 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
6220-00-146-933250722 INTERCHANGEABLE
Stop Light-Taillight,vehicular
Grote Industries Inc Dba Grote Manufacturing Co Div Military Products
5365-00-366-641750722 INTERCHANGEABLE
Plug,machine Thread
Chrysler Realty Company Llc Dba Daimler Chrysler
4210-00-496-4127 INTERCHANGEABLE
Horn Assembly,discharge
6625-00-967-5723 INTERCHANGEABLE
Probe,test
5355-00-990-8568507-2-2 INTERCHANGEABLE
Knob
Te Connectivity Corporation Dba Microdot Products
3040-01-121-7926431135-001 INTERCHANGEABLE
Cylinder
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5950-01-363-453350-722 INTERCHANGEABLE
Core,electromagnetic Component
Stackpole Corp the
Cross-Reference Index
Part NumberManufacturer
5072-2 New Haven Mfg Corp (USA)
05072-0002 New Haven Mfg Corp (USA)
M60FS348-4B PRIMARY Nylok Llc (USA)
Related Parts
6220-00-146-9332INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
50722
5365-00-366-6417INTERCHANGEABLE
PLUG,MACHINE THREAD
50722
4210-00-496-4127INTERCHANGEABLE
HORN ASSEMBLY,DISCHARGE
6625-00-967-5723INTERCHANGEABLE
PROBE,TEST
5355-00-990-8568INTERCHANGEABLE
KNOB
507-2-2
3040-01-121-7926INTERCHANGEABLE
CYLINDER
431135-001
5950-01-363-4533INTERCHANGEABLE
CORE,ELECTROMAGNETIC COMPONENT
50-722

Frequently Asked Questions

What is NSN 5305-00-206-5783?

NSN 5305-00-206-5783 is a Screw,cap,socket Head, manufactured by Nylok Llc, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-206-5783?

NSN 5305-00-206-5783 has 3 cross-referenced part numbers: 5072-2 (New Haven Mfg Corp), 05072-0002 (New Haven Mfg Corp), M60FS348-4B (Nylok Llc).

What NSN replaces 5305-00-206-5783?

There are 7 known substitutes for 5305-00-206-5783: 6220-00-146-9332, 5365-00-366-6417, 4210-00-496-4127 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M60FS348-4B?

Key specifications for M60FS348-4B: Thread Quantity Per Inch: 48; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Internal Drive Style: HEXAGON. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-206-5783 still in active supply?

NSN 5305-00-206-5783 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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