PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16-123O-Ring

Metrex Valve Corp. Dba Metrex Valve Corp · NSN 5331-01-317-9500 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-317-9500 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-317-9500. Primary manufacturer part number: 16-123.
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 5331-01-317-9500, 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. 10 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
NSN5331-01-317-9500
Primary Part Number16-123
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerMetrex Valve Corp. Dba Metrex Valve Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5910-00-080-74120170-0029 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
5310-00-285-4101258976PC13 INTERCHANGEABLE
Washer,flat
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4820-00-288-75473 INTERCHANGEABLE
Cock,drain
Lincoln Brass Works Inc
3405-00-556-49561612-3 INTERCHANGEABLE
Saw,band,metal Cutting
Doall Baltimore Company
5310-01-091-250416123 INTERCHANGEABLE
Washer
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
4720-01-122-296416123 INTERCHANGEABLE
Hose,rubber
Sabre Engines Ltd
5306-01-137-6743X-11237 INTERCHANGEABLE
Bolt
Paragon Power Inc Sub of Great Lakes Power Products Inc
2510-01-167-450616123 INTERCHANGEABLE
Shock Absorber,direct Action
Trw Inc Trw Intl Trade Government Sales Dept
6250-01-474-214216123 INTERCHANGEABLE
Ballast,lamp
Technical Consumer Products, Inc.
5305-01-723-948716123 INTERCHANGEABLE
Screw,machine
Mercury Marine
Cross-Reference Index
Part NumberManufacturer
16-123 PRIMARY Metrex Valve Corp. Dba Metrex Valve Corp (USA)
Related Parts
5910-00-080-7412INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
0170-0029
5310-00-285-4101INTERCHANGEABLE
WASHER,FLAT
258976PC13
4820-00-288-7547INTERCHANGEABLE
COCK,DRAIN
3
3405-00-556-4956INTERCHANGEABLE
SAW,BAND,METAL CUTTING
1612-3
5310-01-091-2504INTERCHANGEABLE
WASHER
16123
4720-01-122-2964INTERCHANGEABLE
HOSE,RUBBER
16123
5306-01-137-6743INTERCHANGEABLE
BOLT
X-11237
2510-01-167-4506INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
16123
6250-01-474-2142INTERCHANGEABLE
BALLAST,LAMP
16123
5305-01-723-9487INTERCHANGEABLE
SCREW,MACHINE
16123

Frequently Asked Questions

What is NSN 5331-01-317-9500?

NSN 5331-01-317-9500 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 5331-01-317-9500?

NSN 5331-01-317-9500 has 1 cross-referenced part number: 16-123 (Metrex Valve Corp. Dba Metrex Valve Corp).

What NSN replaces 5331-01-317-9500?

There are 10 known substitutes for 5331-01-317-9500: 5910-00-080-7412, 5310-00-285-4101, 4820-00-288-7547 and 7 more. Verify interchangeability with system specifications before substitution.

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