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8500A34 — PLUNGER,QUICK RELEASE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8500A34: PLUNGER,QUICK RELEASE.

The PLUNGER,QUICK RELEASE is a the manufacturer industrial component. Key specifications include shape: HEXAGON, material: STEEL CORROSION RESISTING OVERALL, thread_class: 2A A, thread_length: 0.690 INCHES NOMINAL IN, overall_length: 1.070 INCHES NOMINAL IN, overall_diameter: 0.690 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-493-6547, 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
8500A34
NSN: 5340-01-493-6547
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
shapeHEXAGON
materialSTEEL CORROSION RESISTING OVERALL
thread_class2A A
thread_length0.690 INCHES NOMINAL IN
overall_length1.070 INCHES NOMINAL IN
overall_diameter0.690 INCHES NOMINAL IN
thread_directionRIGHT-HAND
nominal_thread_size0.625 INCHES IN
end_item_identification2350-01-405-9886
thread_quantity_per_inch11
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5340-01-493-6547
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8500A34 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
•
OVERALL DIAMETER: 0.690 INCHES NOMINAL IN
•
THREAD LENGTH: 0.690 INCHES NOMINAL IN
•
SHAPE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.625 INCHES IN
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.690 INCHES NOMINAL IN
THREAD LENGTH0.690 INCHES NOMINAL IN
SHAPEHEXAGON
OVERALL LENGTH1.070 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.625 INCHES IN
THREAD CLASS2A A
END ITEM IDENTIFICATION2350-01-405-9886
THREAD QUANTITY PER INCH11
MATERIALSTEEL CORROSION RESISTING 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 8500A34?
8500A34 is a PLUNGER,QUICK RELEASE.
What is the NSN for 8500A34?
8500A34 is cataloged in the U.S. Government catalog under NSN 5340-01-493-6547. 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.