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FR500-025 — PLUNGER,QUICK RELEASE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

FR500-025: PLUNGER,QUICK RELEASE.

The PLUNGER,QUICK RELEASE is a the manufacturer industrial component. Key specifications include shape: ROUND, thread_length: 1.110 INCHES NOMINAL IN, overall_length: 2.860 INCHES NOMINAL IN, nominal_thread_size: 0.500 INCHES IN, thread_quantity_per_inch: 13, thread_series_designator: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5340-01-138-5903, 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
FR500-025
NSN: 5340-01-138-5903
FSC: 5340 — Hardware, Commercial
CAGE: 01226 — HUTCHINSON AEROSPACE & INDUSTRY, INC. DBA VLIER DIV VLIER (USA)
SPECIFICATIONS
shapeROUND
thread_length1.110 INCHES NOMINAL IN
overall_length2.860 INCHES NOMINAL IN
nominal_thread_size0.500 INCHES IN
thread_quantity_per_inch13
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5340-01-138-5903
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: FR500-025 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: 1.110 INCHES NOMINAL IN
•
SHAPE: ROUND
•
NOMINAL THREAD SIZE: 0.500 INCHES IN
•
THREAD QUANTITY PER INCH: 13
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
THREAD LENGTH1.110 INCHES NOMINAL IN
SHAPEROUND
OVERALL LENGTH2.860 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.500 INCHES IN
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SUBSTITUTES & CROSS-REFERENCES 1
FR-500Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FR500-025?
FR500-025 is a PLUNGER,QUICK RELEASE.
What parts can replace FR500-025?
There is 1 known substitute for FR500-025: FR-500. Substitute compatibility should be verified for your specific system.
What is the NSN for FR500-025?
FR500-025 is cataloged in the U.S. Government catalog under NSN 5340-01-138-5903. This indicates validated use in U.S. government and defense supply chains.
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