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EH15-8A — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

EH15-8A: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN, diameter: 0.242 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN, material: STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 203EZ OVERALL, thread_class: 2B LEFT INTERNAL (INCLUDES THRU THREAD), thread_length: 0.750 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN, style_designator: INTERNALLY THREADED FULL LENGTH. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-416-5278, 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
EH15-8A
NSN: 5340-01-416-5278
FSC: 5340 — Hardware, Commercial
CAGE: 23266 — SECS INC (USA)
SPECIFICATIONS
length0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
diameter0.242 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN
materialSTEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 203EZ OVERALL
thread_class2B LEFT INTERNAL (INCLUDES THRU THREAD)
thread_length0.750 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
style_designatorINTERNALLY THREADED FULL LENGTH
thread_directionRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
cross-sectional_shapeROUND
thread_quantity_per_inch32 LEFT INTERNAL (INCLUDES THRU THREAD)
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
NSN5340-01-416-5278
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: EH15-8A 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
•
LENGTH: 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.750 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A581 ASSN STD ALL MATERIAL RESPONSES OR ASTM A582 ASSN STD ALL MATERIAL RESPONSES OR AMS 5762 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
DIAMETER: 0.242 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
•
NOMINAL THREAD SIZE: 0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
TECHNICAL CHARACTERISTICS
LENGTH0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.750 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTH
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A581 ASSN STD ALL MATERIAL RESPONSES OR ASTM A582 ASSN STD ALL MATERIAL RESPONSES OR AMS 5762 ASSN STD ALL MATERIAL RESPONSES OVERALL
DIAMETER0.242 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
CROSS-SECTIONAL SHAPEROUND
SURFACE TREATMENTPASSIVATE 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 1
ES3684-03C24A08Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 EH15-8A?
EH15-8A is a STANDOFF,THREADED,SPACING.
What parts can replace EH15-8A?
There is 1 known substitute for EH15-8A: ES3684-03C24A08. Substitute compatibility should be verified for your specific system.
What is the NSN for EH15-8A?
EH15-8A is cataloged in the U.S. Government catalog under NSN 5340-01-416-5278. This indicates validated use in U.S. government and defense supply chains.
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