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5HA283 — STOP,MECHANICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5HA283: STOP,MECHANICAL.

The STOP,MECHANICAL is a the manufacturer industrial component. Key specifications include design_type: FLANGE, overall_width: 1.000 INCHES NOMINAL IN, overall_length: 19.180 INCHES NOMINAL IN, special_features: O/ALL DIMENSIONS DO NOT INC. FLANGE, end_item_identification: LIGHT ARMORED VEHICLE, 2320010970260 HEMTT, HEAVY EXPANDED MOBILITY TACTICAL TRK.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-480-7620, 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
5HA283
NSN: 5340-01-480-7620
FSC: 5340 — Hardware, Commercial
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
design_typeFLANGE
overall_width1.000 INCHES NOMINAL IN
overall_length19.180 INCHES NOMINAL IN
special_featuresO/ALL DIMENSIONS DO NOT INC. FLANGE
end_item_identificationLIGHT ARMORED VEHICLE, 2320010970260 HEMTT, HEAVY EXPANDED MOBILITY TACTICAL TRK
NSN5340-01-480-7620
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5HA283 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
•
DESIGN TYPE: FLANGE
TECHNICAL CHARACTERISTICS
DESIGN TYPEFLANGE
OVERALL LENGTH19.180 INCHES NOMINAL IN
OVERALL WIDTH1.000 INCHES NOMINAL IN
SPECIAL FEATURESO/ALL DIMENSIONS DO NOT INC. FLANGE
END ITEM IDENTIFICATIONLIGHT ARMORED VEHICLE, 2320010970260 HEMTT, HEAVY EXPANDED MOBILITY TACTICAL TRK
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: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5HA283?
5HA283 is a STOP,MECHANICAL.
What is the NSN for 5HA283?
5HA283 is cataloged in the U.S. Government catalog under NSN 5340-01-480-7620. 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.