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MVSF0203 — CAP,FILLER OPENING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MVSF0203: CAP,FILLER OPENING.

The CAP,FILLER OPENING is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, overall_height: 1.580 INCHES NOMINAL IN, outside_diameter: 1.950 INCHES NOMINAL IN, special_features: ATTACHED CHAIN, style_designator: CIRCULAR TYPE THREADED INTERNAL, end_item_identification: 3805-01-533-1853; HEAVY TYPE II LOADER. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-629-9263, 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
MVSF0203
NSN: 5340-01-629-9263
FSC: 5340 — Hardware, Commercial
CAGE: 6RAY2 — ALAMO GROUP TEXAS LLC (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
overall_height1.580 INCHES NOMINAL IN
outside_diameter1.950 INCHES NOMINAL IN
special_featuresATTACHED CHAIN
style_designatorCIRCULAR TYPE THREADED INTERNAL
end_item_identification3805-01-533-1853; HEAVY TYPE II LOADER
part_name_assigned_by_controlling_agencyALUMINUM CAP FOR FLAT FACE SCREW TYPE FEMALE COUPLER
NSN5340-01-629-9263
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MVSF0203 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
•
STYLE DESIGNATOR: CIRCULAR TYPE THREADED INTERNAL
•
OUTSIDE DIAMETER: 1.950 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.580 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR TYPE THREADED INTERNAL
OUTSIDE DIAMETER1.950 INCHES NOMINAL IN
SPECIAL FEATURESATTACHED CHAIN
PART NAME ASSIGNED BY CONTROLLING AGENCYALUMINUM CAP FOR FLAT FACE SCREW TYPE FEMALE COUPLER
END ITEM IDENTIFICATION3805-01-533-1853; HEAVY TYPE II LOADER
MATERIALALUMINUM OVERALL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MVSF0203?
MVSF0203 is a CAP,FILLER OPENING.
What is the NSN for MVSF0203?
MVSF0203 is cataloged in the U.S. Government catalog under NSN 5340-01-629-9263. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.