PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

273-00O-Ring

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 5331-01-129-6793 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-129-6793 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-129-6793. Primary manufacturer part number: 273-00.
Features
  • O-Ring — FSC 5331
  • 3 verified cross-references
  • 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 5331-01-129-6793, 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 3 commercial cross-references 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)
ManufacturersTrac Regulator Co., Inc. Dba Trac Regulator Co Inc (CAGE 55378)
Technical Specifications
ParameterValue
NSN5331-01-129-6793
Primary Part Number273-00
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 9
3830-00-127-69060127300-2 INTERCHANGEABLE
End Bit
New Holland Construction
1680-00-517-83883116 INTERCHANGEABLE
Filter,aircraft Instruments
Safran Power Usa Llc
2520-00-846-0181191999 INTERCHANGEABLE
Sleeve,clutch
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5920-00-931-4237 INTERCHANGEABLE
Fuse,enclosed Link
2530-01-261-801127-300 INTERCHANGEABLE
Weight,wheel Balancing
Bridge Products Inc Camel Tire Care Products Div
1075-01-281-2136610AS152 INTERCHANGEABLE
Cradle Wedge,metal
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
6210-01-354-7386 INTERCHANGEABLE
Lens,light
5210-01-561-55752730-0 INTERCHANGEABLE
Indicator,dial
L.s. Starrett Company (the) Div Tool Division
6110-01-604-41444002-310713-27300 INTERCHANGEABLE
Controller,motor
Ward Leonard Ct Llc
Cross-Reference Index
Part NumberManufacturer
273 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40144-06 PIECE 38 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
273-00 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
3830-00-127-6906INTERCHANGEABLE
END BIT
0127300-2
1680-00-517-8388INTERCHANGEABLE
FILTER,AIRCRAFT INSTRUMENTS
3116
2520-00-846-0181INTERCHANGEABLE
SLEEVE,CLUTCH
191999
5920-00-931-4237INTERCHANGEABLE
FUSE,ENCLOSED LINK
2530-01-261-8011INTERCHANGEABLE
WEIGHT,WHEEL BALANCING
27-300
1075-01-281-2136INTERCHANGEABLE
CRADLE WEDGE,METAL
610AS152
6210-01-354-7386INTERCHANGEABLE
LENS,LIGHT
5210-01-561-5575INTERCHANGEABLE
INDICATOR,DIAL
2730-0
6110-01-604-4144INTERCHANGEABLE
CONTROLLER,MOTOR
4002-310713-27300

Frequently Asked Questions

What is NSN 5331-01-129-6793?

NSN 5331-01-129-6793 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 5331-01-129-6793?

NSN 5331-01-129-6793 has 3 cross-referenced part numbers: 273 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40144-06 PIECE 38 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 273-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 5331-01-129-6793?

There are 9 known substitutes for 5331-01-129-6793: 3830-00-127-6906, 1680-00-517-8388, 2520-00-846-0181 and 6 more. Verify interchangeability with system specifications before substitution.

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