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8503916-8 — PLUNGER,QUICK RELEASE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8503916-8: PLUNGER,QUICK RELEASE.

The PLUNGER,QUICK RELEASE is a the manufacturer industrial component. Key specifications include shape: SQUARE, thread_length: 1.000 INCHES NOMINAL IN, overall_length: 1.188 INCHES NOMINAL IN, width_across_flats: 0.116 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN, nominal_thread_size: 0.250 INCHES IN, thread_quantity_per_inch: 20. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-276-5099, 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
8503916-8
NSN: 5340-01-276-5099
FSC: 5340 — Hardware, Commercial
CAGE: 07187 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL (USA)
SPECIFICATIONS
shapeSQUARE
thread_length1.000 INCHES NOMINAL IN
overall_length1.188 INCHES NOMINAL IN
width_across_flats0.116 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN
nominal_thread_size0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_document_and_classificationL-P-392 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5340-01-276-5099
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8503916-8 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
•
WIDTH ACROSS FLATS: 0.116 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.000 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-392 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SHAPE: SQUARE
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
THREAD QUANTITY PER INCH: 20
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.116 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN
THREAD LENGTH1.000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-392 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SHAPESQUARE
OVERALL LENGTH1.188 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.250 INCHES IN
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
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 1
NNS54N-004Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 8503916-8?
8503916-8 is a PLUNGER,QUICK RELEASE.
What parts can replace 8503916-8?
There is 1 known substitute for 8503916-8: NNS54N-004. Substitute compatibility should be verified for your specific system.
What is the NSN for 8503916-8?
8503916-8 is cataloged in the U.S. Government catalog under NSN 5340-01-276-5099. This indicates validated use in U.S. government and defense supply chains.
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