Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000071829-25-000012
Filing Date
2025-02-28
Accepted
2025-02-28 15:17:17
Documents
116
Period of Report
2024-12-31

Document Format Files

Seq Description Document Type Size
1 10-K nr-20241231.htm   iXBRL 10-K 1735340
2 EX-4.1 a2024q410kexhibit41.htm EX-4.1 17261
3 EX-4.2 a2024q410kexhibit42.htm EX-4.2 915
4 EX-19.1 a2024q410kexhibit191.htm EX-19.1 70939
5 EX-21.1 a2024q410kexhibit211.htm EX-21.1 9102
6 EX-23.1 a2024q410kexhibit231.htm EX-23.1 2397
7 EX-31.1 a2024q410kexhibit311.htm EX-31.1 10040
8 EX-31.2 a2024q410kexhibit312.htm EX-31.2 10327
9 EX-32.1 a2024q410kexhibit321.htm EX-32.1 4696
10 EX-32.2 a2024q410kexhibit322.htm EX-32.2 4654
16 npkinternational-certsxspe.jpg GRAPHIC 1514051
17 nr-20241231_g1.jpg GRAPHIC 6518
18 nr-20241231_g2.jpg GRAPHIC 171717
  Complete submission text file 0000071829-25-000012.txt   13440620

Data Files

Seq Description Document Type Size
11 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nr-20241231.xsd EX-101.SCH 70412
12 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT nr-20241231_cal.xml EX-101.CAL 174109
13 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT nr-20241231_def.xml EX-101.DEF 356385
14 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nr-20241231_lab.xml EX-101.LAB 944820
15 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nr-20241231_pre.xml EX-101.PRE 691841
119 EXTRACTED XBRL INSTANCE DOCUMENT nr-20241231_htm.xml XML 1645199
Mailing Address 9320 LAKESIDE BOULEVARD SUITE 100 THE WOODLANDS TX 77381
Business Address 9320 LAKESIDE BOULEVARD SUITE 100 THE WOODLANDS TX 77381 281-362-6800
NPK International Inc. (Filer) CIK: 0000071829 (see all company filings)

EIN.: 721123385 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-02960 | Film No.: 25689067
SIC: 3533 Oil & Gas Field Machinery & Equipment
(CF Office: 01 Energy & Transportation)