PartsTable
Technical Data Sheet
Download PDF

536194B — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

536194B: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL, inside_width: 1.375 INCHES NOMINAL IN, inside_length: 0.438 INCHES NOMINAL IN, body_thickness: 0.188 INCHES NOMINAL IN, flange_thickness: 0.188 INCHES NOMINAL IN, outside_diameter: 2.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-499-4725, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
536194B
NSN: 5340-00-499-4725
FSC: 5340 — Hardware, Commercial
CAGE: 50024 — COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO (USA)
SPECIFICATIONS
materialSTEEL
inside_width1.375 INCHES NOMINAL IN
inside_length0.438 INCHES NOMINAL IN
body_thickness0.188 INCHES NOMINAL IN
flange_thickness0.188 INCHES NOMINAL IN
outside_diameter2.250 INCHES NOMINAL IN
special_featuresCENTER HOLES IN ITEM 1.562 IN. DIA TO ACCOMMODATE INSTALLATION IN
features_providedSEALING CAPABILITY
bolt_circle_diameter2.000 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity4
NSN5340-00-499-4725
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 536194B MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INSIDE WIDTH: 1.375 INCHES NOMINAL IN
•
INSIDE LENGTH: 0.438 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.188 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 4
•
FIRST RECESS INSIDE HEIGHT: 0.438 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE OR RECTANGULAR RECESS
•
OUTSIDE DIAMETER: 2.250 INCHES NOMINAL IN
•
FEATURES PROVIDED: SEALING CAPABILITY
TECHNICAL CHARACTERISTICS
INSIDE WIDTH1.375 INCHES NOMINAL IN
INSIDE LENGTH0.438 INCHES NOMINAL IN
FLANGE THICKNESS0.188 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY4
FIRST RECESS INSIDE HEIGHT0.438 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
OUTSIDE DIAMETER2.250 INCHES NOMINAL IN
FEATURES PROVIDEDSEALING CAPABILITY
SECURING DEVICE TYPETHREADED FASTENER
BOLT CIRCLE DIAMETER2.000 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
010506Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 536194B?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 536194B?
536194B is a COVER,ACCESS.
What parts can replace 536194B?
There is 1 known substitute for 536194B: 010506. Substitute compatibility should be verified for your specific system.
What is the NSN for 536194B?
536194B is cataloged in the U.S. Government catalog under NSN 5340-00-499-4725. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 536194B

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.