PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NK515-8R16Screw,cap,socket Head

Nylok Llc · NSN 5305-00-063-5288 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-063-5288 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-063-5288. Primary manufacturer part number: NK515-8R16.
Features
  • Screw,cap,socket Head — FSC 5305
  • Locking Feature: PATCH OR STRIP THREADS
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Nominal Thread Diameter: 0.164 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Material: STEEL OVERALL
  • Fastener Length: 1.000 INCHES NOMINAL IN
  • Thread Class: 2A A
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 5305-00-063-5288, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-063-5288
Primary Part NumberNK515-8R16
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNylok Llc
StatusACTIVE
Locking FeaturePATCH OR STRIP THREADS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Diameter0.164 INCHES IN
Thread DirectionRIGHT-HAND
MaterialSTEEL OVERALL
Fastener Length1.000 INCHES NOMINAL IN
Thread Class2A A
Head Diameter0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
Internal Drive StyleCROSS RECESS TYPE 1
Thread Quantity Per Inch32
Thread Length1.000 INCHES MAXIMUM IN
Head Height0.120 INCHES NOMINAL IN
Head StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5305-00-075-3633 INTERCHANGEABLE
Screw,cap,socket Head
5305-00-137-3071MS21262-60 INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-184-2667 INTERCHANGEABLE
Screw,cap,socket Head
5305-00-240-6605NAS1189-08P4L INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-248-592328705N94C12P18A INTERCHANGEABLE
Setscrew
Sps Technologies, Llc Dba PB Fasteners
5305-00-465-5544NASM18063-71 INTERCHANGEABLE
Setscrew
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-584-80121611209PC47 INTERCHANGEABLE
Screw,cap,socket Head
Naval Sea Systems Command
5305-00-793-5594NAS1190E3P7L INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-838-7325 INTERCHANGEABLE
Screw,cap,socket Head
5305-00-948-99135480 INTERCHANGEABLE
Screw,cap,socket Head
Air-Lock, Incorporated
Cross-Reference Index
Part NumberManufacturer
MIL-F-18240E Federal Specifications Promulgated by General Services Administration Washington DC (USA)
NK515-8R16 PRIMARY Nylok Llc (USA)
Related Parts
5305-00-075-3633INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-00-137-3071INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
MS21262-60
5305-00-184-2667INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-00-240-6605INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
NAS1189-08P4L
5305-00-248-5923INTERCHANGEABLE
SETSCREW
28705N94C12P18A
5305-00-465-5544INTERCHANGEABLE
SETSCREW
NASM18063-71
5305-00-584-8012INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
1611209PC47
5305-00-793-5594INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
NAS1190E3P7L
5305-00-838-7325INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-00-948-9913INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5480
5306-01-296-2850INTERCHANGEABLE
BOLT,MACHINE

Frequently Asked Questions

What is NSN 5305-00-063-5288?

NSN 5305-00-063-5288 is a Screw,cap,socket Head, manufactured by Nylok Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-063-5288?

NSN 5305-00-063-5288 has 2 cross-referenced part numbers: MIL-F-18240E (Federal Specifications Promulgated by General Services Administration Washington DC), NK515-8R16 (Nylok Llc).

What NSN replaces 5305-00-063-5288?

There are 11 known substitutes for 5305-00-063-5288: 5305-00-075-3633, 5305-00-137-3071, 5305-00-184-2667 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NK515-8R16?

Key specifications for NK515-8R16: Locking Feature: PATCH OR STRIP THREADS; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Diameter: 0.164 INCHES IN; Thread Direction: RIGHT-HAND. 14 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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