PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16-252O-Ring

Metrex Valve Corp. Dba Metrex Valve Corp · NSN 5331-01-426-7102 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-426-7102 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-426-7102. Primary manufacturer part number: 16-252.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Metrex Valve Corp. Dba Metrex Valve Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-426-7102, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Metrex Valve Corp. Dba Metrex Valve Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersMetrex Valve Corp. Dba Metrex Valve Corp (CAGE 21013)
Technical Specifications
ParameterValue
NSN5331-01-426-7102
Primary Part Number16-252
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerMetrex Valve Corp. Dba Metrex Valve Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5910-00-076-010616252 INTERCHANGEABLE
Capacitor Assembly
Drs Advanced Isr, Llc
1660-00-083-423316252 INTERCHANGEABLE
Parts Kit,regulator
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
9905-00-202-36390100A INTERCHANGEABLE
Reflector,indicating,clearance
Grote Industries Inc Dba Grote Manufacturing Co Div Military Products
5950-00-303-5404 INTERCHANGEABLE
Transformer,audio Frequency
5935-01-028-66091803590-2 INTERCHANGEABLE
Connector,receptacle,electrical
Northrop Grumman Systems Corporation
4820-01-097-593816252 INTERCHANGEABLE
Valve,vacuum Regulating
Fairchild Industrial Products Company
6515-01-590-443802.205.285 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
6625-01-656-08011625-2 INTERCHANGEABLE
Ohmmeter
Fluke Corp
5340-01-723-692416252 INTERCHANGEABLE
Cap,protective,dust and Moisture
Mercury Marine
Cross-Reference Index
Part NumberManufacturer
16-252 PRIMARY Metrex Valve Corp. Dba Metrex Valve Corp (USA)
Related Parts
5910-00-076-0106INTERCHANGEABLE
CAPACITOR ASSEMBLY
16252
1660-00-083-4233INTERCHANGEABLE
PARTS KIT,REGULATOR
16252
9905-00-202-3639INTERCHANGEABLE
REFLECTOR,INDICATING,CLEARANCE
0100A
5950-00-303-5404INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5935-01-028-6609INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1803590-2
4820-01-097-5938INTERCHANGEABLE
VALVE,VACUUM REGULATING
16252
6515-01-590-4438INTERCHANGEABLE
SCREW,BONE
02.205.285
6625-01-656-0801INTERCHANGEABLE
OHMMETER
1625-2
5340-01-723-6924INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
16252

Frequently Asked Questions

What is NSN 5331-01-426-7102?

NSN 5331-01-426-7102 is a O-Ring, manufactured by Metrex Valve Corp. Dba Metrex Valve Corp, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-426-7102?

NSN 5331-01-426-7102 has 1 cross-referenced part number: 16-252 (Metrex Valve Corp. Dba Metrex Valve Corp).

What NSN replaces 5331-01-426-7102?

There are 9 known substitutes for 5331-01-426-7102: 5910-00-076-0106, 1660-00-083-4233, 9905-00-202-3639 and 6 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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