PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13974PC21O-Ring

Parker Hannifin Corporation Div Village Marine Tech · NSN 5331-01-512-7826 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-512-7826 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-512-7826. Primary manufacturer part number: 13974PC21.
Features
  • O-Ring — FSC 5331
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • 4 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Div Village Marine Tech
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-512-7826, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Div Village Marine Tech. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-512-7826
Primary Part Number13974PC21
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker Hannifin Corporation Div Village Marine Tech
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5133-00-838-5282 INTERCHANGEABLE
Drill,twist
5998-01-080-4085301218A INTERCHANGEABLE
Printed Circuit Board
Illinois Tool Works, Inc. Div Magnaflux
5360-01-184-0280301541 INTERCHANGEABLE
Spring,helical,compression
Parker-Hannifin Corporation Dba Refrigeration Specialties Div Refrigerating Specialties Division
4330-01-413-4844 INTERCHANGEABLE
Cover,fluid Filter
4330-01-596-6703301541 INTERCHANGEABLE
Cover,fluid Filter
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4720-01-617-49724663-1570 INTERCHANGEABLE
Hose,air Duct
Gates Rubber Co the Div of Gates Rubber Corp the
6680-01-647-7698301541 INTERCHANGEABLE
Glass,liquid Sight Indicator,fla
Miller Industries Towing Equipment Inc
Cross-Reference Index
Part NumberManufacturer
13974PC21 Parker Hannifin Corporation Div Village Marine Tech (USA)
30-1541 Parker Hannifin Corporation Div Village Marine Tech (USA)
30-1218 Parker Hannifin Corporation Div Village Marine Tech (USA)
18441-3K REV B FN 83 Parker Hannifin Corporation Div Village Marine Tech (USA)
Related Parts
5133-00-838-5282INTERCHANGEABLE
DRILL,TWIST
5998-01-080-4085INTERCHANGEABLE
PRINTED CIRCUIT BOARD
301218A
5360-01-184-0280INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
301541
4330-01-413-4844INTERCHANGEABLE
COVER,FLUID FILTER
4330-01-596-6703INTERCHANGEABLE
COVER,FLUID FILTER
301541
4720-01-617-4972INTERCHANGEABLE
HOSE,AIR DUCT
4663-1570
6680-01-647-7698INTERCHANGEABLE
GLASS,LIQUID SIGHT INDICATOR,FLA
301541

Frequently Asked Questions

What is NSN 5331-01-512-7826?

NSN 5331-01-512-7826 is a O-Ring, manufactured by Parker Hannifin Corporation Div Village Marine Tech, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-512-7826?

NSN 5331-01-512-7826 has 4 cross-referenced part numbers: 13974PC21 (Parker Hannifin Corporation Div Village Marine Tech), 30-1541 (Parker Hannifin Corporation Div Village Marine Tech), 30-1218 (Parker Hannifin Corporation Div Village Marine Tech), 18441-3K REV B FN 83 (Parker Hannifin Corporation Div Village Marine Tech).

What NSN replaces 5331-01-512-7826?

There are 7 known substitutes for 5331-01-512-7826: 5133-00-838-5282, 5998-01-080-4085, 5360-01-184-0280 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13974PC21?

Key specifications for 13974PC21: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com