PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-133 N304-75O-Ring

Parker-Hannifin Corp Div O-Ring Division · NSN 5331-00-802-2130 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-802-2130 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-802-2130. Primary manufacturer part number: 2-133 N304-75.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Outside Diameter: 1.984 INCHES MINIMUM AND 2.026 INCHES MAXIMUM IN
  • Center Hole Diameter: 1.789 INCHES MINIMUM AND 1.809 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • 44 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corp Div O-Ring Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-802-2130, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 44 commercial cross-references from 27 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-802-2130
Primary Part Number2-133 N304-75
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corp Div O-Ring Division
StatusCANCELLED
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Outside Diameter1.984 INCHES MINIMUM AND 2.026 INCHES MAXIMUM IN
Center Hole Diameter1.789 INCHES MINIMUM AND 1.809 INCHES MAXIMUM IN
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5315-00-044-314610327 INTERCHANGEABLE
Pin,grooved,headless
Eaton Aerospace, Llc Dba Jackson South
5310-00-057-7080 INTERCHANGEABLE
Nut,self-Locking,hexagon
8040-00-063-138710-327 INTERCHANGEABLE
Adhesive
Gc/waldom Inc
5910-00-191-7012CM20E7280K INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
Cornell-Dubilier Marketing Inc
5310-00-392-2045 INTERCHANGEABLE
Washer,flat
5945-00-451-5975KHU-17D11-12 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
5305-00-533-6919 INTERCHANGEABLE
Screw,machine
5940-00-572-6372 INTERCHANGEABLE
Cover,terminal Board
5815-00-600-2904SM-B-171548 INTERCHANGEABLE
Bar,locking,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2540-00-732-37437F6993 INTERCHANGEABLE
Arm,windshield Wiper
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
2-133 N304-75 Parker-Hannifin Corp Div O-Ring Division (USA)
A180-133 Vacco Industries (USA)
4067-70-133 Parco, Llc (USA)
P-ZLAB-0041581 Madzeal SL (ESP)
10054913 Nimikkeistokeskus Ncb Finland (FIN)
SR 832-75-133 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
V3D10199 ITEM 32 Vacco Industries (USA)
10327 Spiral (FRA)
PRP568-133-4067-70 Parco, Llc (USA)
AS568-188MILP55 16 Zf Industrieantriebe Witten Gmbh (DEU)
5331PL1706451 Jednolity Indeks Materialowy - Uniform Material Index (POL)
230079063 Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA)
1446-133 Parker-Hannifin Corporation Div O-Ring Division (USA)
ARP-133B Zf Industrieantriebe Witten Gmbh (DEU)
MS28775-133 Le Joint Francais (FRA)
54-66-5133 Vacco Industries (USA)
MS38775-133CP Naval Inventory Control Point Mechanicsburg (USA)
38R064P082 Leonardo S.p.a Land & Naval Defence Electronics Division (ITA)
5331PL0845017 Jednolity Indeks Materialowy - Uniform Material Index (POL)
2-133 N304-75 Parker Hannifin Gmbh O-Ring Division (DEU)
Related Parts
5315-00-044-3146INTERCHANGEABLE
PIN,GROOVED,HEADLESS
10327
5310-00-057-7080INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
8040-00-063-1387INTERCHANGEABLE
ADHESIVE
10-327
5910-00-191-7012INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
CM20E7280K
5310-00-392-2045INTERCHANGEABLE
WASHER,FLAT
5945-00-451-5975INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
KHU-17D11-12
5305-00-533-6919INTERCHANGEABLE
SCREW,MACHINE
5940-00-572-6372INTERCHANGEABLE
COVER,TERMINAL BOARD
5815-00-600-2904INTERCHANGEABLE
BAR,LOCKING,TELETYPEWRITER
SM-B-171548
2540-00-732-3743INTERCHANGEABLE
ARM,WINDSHIELD WIPER
7F6993
5330-00-928-4516INTERCHANGEABLE
PACKING,PREFORMED
3020-01-067-9752INTERCHANGEABLE
GEAR,INTERNAL
10327

Frequently Asked Questions

What is NSN 5331-00-802-2130?

NSN 5331-00-802-2130 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-802-2130?

NSN 5331-00-802-2130 has 44 cross-referenced part numbers: 2-133 N304-75 (Parker-Hannifin Corp Div O-Ring Division), A180-133 (Vacco Industries), 4067-70-133 (Parco, Llc), P-ZLAB-0041581 (Madzeal SL), 10054913 (Nimikkeistokeskus Ncb Finland) and 39 more.

What NSN replaces 5331-00-802-2130?

There are 12 known substitutes for 5331-00-802-2130: 5315-00-044-3146, 5310-00-057-7080, 8040-00-063-1387 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-133 N304-75?

Key specifications for 2-133 N304-75: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 1.984 INCHES MINIMUM AND 2.026 INCHES MAXIMUM IN; Center Hole Diameter: 1.789 INCHES MINIMUM AND 1.809 INCHES MAXIMUM IN; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-802-2130 still in active supply?

NSN 5331-00-802-2130 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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