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8437784 — PLUNGER,QUICK RELEASE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8437784: PLUNGER,QUICK RELEASE.

The PLUNGER,QUICK RELEASE is a the manufacturer industrial component. Key specifications include shape: ROUND, thread_length: 0.515 INCHES NOMINAL IN, overall_length: 0.540 INCHES NOMINAL IN, nominal_thread_size: 0.190 INCHES IN, thread_quantity_per_inch: 32, thread_series_designator: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-883-9362, 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
8437784
NSN: 5340-00-883-9362
FSC: 5340 — Hardware, Commercial
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
shapeROUND
thread_length0.515 INCHES NOMINAL IN
overall_length0.540 INCHES NOMINAL IN
nominal_thread_size0.190 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNF
NSN5340-00-883-9362
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8437784 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
•
THREAD LENGTH: 0.515 INCHES NOMINAL IN
•
SHAPE: ROUND
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
THREAD QUANTITY PER INCH: 32
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.515 INCHES NOMINAL IN
SHAPEROUND
OVERALL LENGTH0.540 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.190 INCHES IN
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF
SUBSTITUTES & CROSS-REFERENCES 2
B4SSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5340008839362Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 8437784?
8437784 is a PLUNGER,QUICK RELEASE.
What parts can replace 8437784?
There are 2 known substitutes for 8437784: B4S, 5340008839362. Substitute compatibility should be verified for your specific system.
What is the NSN for 8437784?
8437784 is cataloged in the U.S. Government catalog under NSN 5340-00-883-9362. This indicates validated use in U.S. government and defense supply chains.
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