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20518HSS1.625-12 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

20518HSS1.625-12: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.625 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, thread_class: 2A RIGHT EXTERNAL A, thread_length: 0.438 INCHES NOMINAL LEFT EXTERNAL IN, style_designator: PROJECTION BOTH ENDS, thread_direction: RIGHT-HAND LEFT EXTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-554-3610, 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
20518HSS1.625-12
NSN: 5340-01-554-3610
FSC: 5340 — Hardware, Commercial
CAGE: 51506 — ACCURATE SCREW MACHINE CORP DIV ACCURATE SCREW MACHINE CORPORATION (USA)
SPECIFICATIONS
length1.625 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
thread_class2A RIGHT EXTERNAL A
thread_length0.438 INCHES NOMINAL LEFT EXTERNAL IN
style_designatorPROJECTION BOTH ENDS
thread_directionRIGHT-HAND LEFT EXTERNAL
surface_treatmentPASSIVATE OVERALL
width_across_flats0.250 INCHES NOMINAL IN
nominal_thread_size0.164 INCHES RIGHT EXTERNAL IN
cross-sectional_shapeHEXAGON
left_projection_length0.438 INCHES NOMINAL IN
right_projection_length0.438 INCHES NOMINAL IN
NSN5340-01-554-3610
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20518HSS1.625-12 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: 0.250 INCHES NOMINAL IN
•
LENGTH: 1.625 INCHES NOMINAL IN
•
LEFT PROJECTION DIAMETER: 0.164 INCHES NOMINAL IN
•
LEFT PROJECTION LENGTH: 0.438 INCHES NOMINAL IN
•
THREAD LENGTH: 0.438 INCHES NOMINAL RIGHT EXTERNAL IN
•
STYLE DESIGNATOR: PROJECTION BOTH ENDS
•
THREAD DIRECTION: RIGHT-HAND RIGHT EXTERNAL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
LENGTH1.625 INCHES NOMINAL IN
LEFT PROJECTION DIAMETER0.164 INCHES NOMINAL IN
LEFT PROJECTION LENGTH0.438 INCHES NOMINAL IN
THREAD LENGTH0.438 INCHES NOMINAL RIGHT EXTERNAL IN
THREAD LENGTH0.438 INCHES NOMINAL LEFT EXTERNAL IN
STYLE DESIGNATORPROJECTION BOTH ENDS
THREAD DIRECTIONRIGHT-HAND RIGHT EXTERNAL
THREAD DIRECTIONRIGHT-HAND LEFT EXTERNAL
NOMINAL THREAD SIZE0.164 INCHES RIGHT EXTERNAL IN
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20518HSS1.625-12?
20518HSS1.625-12 is a STANDOFF,THREADED,SPACING.
What is the NSN for 20518HSS1.625-12?
20518HSS1.625-12 is cataloged in the U.S. Government catalog under NSN 5340-01-554-3610. This indicates validated use in U.S. government and defense supply chains.
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