PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

432-00O-Ring

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 5331-01-253-9037 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-253-9037 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-253-9037. Primary manufacturer part number: 432-00.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-253-9037, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. This item has 1 commercial cross-reference 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.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersTrac Regulator Co., Inc. Dba Trac Regulator Co Inc (CAGE 55378)
Technical Specifications
ParameterValue
NSN5331-01-253-9037
Primary Part Number432-00
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-144-872810179981-5 INTERCHANGEABLE
Bearing,ball,annular
Us Army Aviation and Missile Command
5905-00-802-7776 INTERCHANGEABLE
Resistor,variable,wire Wound,non
6625-00-965-553743200 INTERCHANGEABLE
Meter,special Scale
L3harris Technologies, Inc. Div Space and Airborne Systems
6150-01-032-9945 INTERCHANGEABLE
Cable Assembly,power,electrical
6525-01-384-673143200 INTERCHANGEABLE
Base Assembly,processing Machine
Air Techniques, Inc.
7050-01-492-80004320-0 INTERCHANGEABLE
Converter,digital to Digital
Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc
6130-01-527-4095 INTERCHANGEABLE
Power Supply
Cross-Reference Index
Part NumberManufacturer
432-00 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
3110-00-144-8728INTERCHANGEABLE
BEARING,BALL,ANNULAR
10179981-5
5905-00-802-7776INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
6625-00-965-5537INTERCHANGEABLE
METER,SPECIAL SCALE
43200
6150-01-032-9945INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
6525-01-384-6731INTERCHANGEABLE
BASE ASSEMBLY,PROCESSING MACHINE
43200
7050-01-492-8000INTERCHANGEABLE
CONVERTER,DIGITAL TO DIGITAL
4320-0
6130-01-527-4095INTERCHANGEABLE
POWER SUPPLY

Frequently Asked Questions

What is NSN 5331-01-253-9037?

NSN 5331-01-253-9037 is a O-Ring, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-253-9037?

NSN 5331-01-253-9037 has 1 cross-referenced part number: 432-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 5331-01-253-9037?

There are 7 known substitutes for 5331-01-253-9037: 3110-00-144-8728, 5905-00-802-7776, 6625-00-965-5537 and 4 more. Verify interchangeability with system specifications before substitution.

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