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1843464-4 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1843464-4: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.375 INCHES NOMINAL IN, diameter: 0.188 INCHES NOMINAL IN, material: STEEL COMP 303 OR STEEL COMP 303SE OVERALL, thread_length: 0.218 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN, style_designator: LEFT INTERNAL THREAD, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-914-0584, 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
1843464-4
NSN: 5340-00-914-0584
FSC: 5340 — Hardware, Commercial
CAGE: 55972 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS (USA)
SPECIFICATIONS
length0.375 INCHES NOMINAL IN
diameter0.188 INCHES NOMINAL IN
materialSTEEL COMP 303 OR STEEL COMP 303SE OVERALL
thread_length0.218 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
style_designatorLEFT INTERNAL THREAD
surface_treatmentPASSIVATE OVERALL
cross-sectional_shapeROUND
material_document_and_classificationQQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5340-00-914-0584
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1843464-4 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: 0.375 INCHES NOMINAL IN
•
THREAD LENGTH: 0.218 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: LEFT INTERNAL THREAD
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
DIAMETER: 0.188 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE: ROUND
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 303 OR STEEL COMP 303SE OVERALL
TECHNICAL CHARACTERISTICS
LENGTH0.375 INCHES NOMINAL IN
THREAD LENGTH0.218 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
STYLE DESIGNATORLEFT INTERNAL THREAD
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
DIAMETER0.188 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPEROUND
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 303 OR STEEL COMP 303SE 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

No substitute or cross-reference records for this part.

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 1843464-4?
1843464-4 is a STANDOFF,THREADED,SPACING.
What is the NSN for 1843464-4?
1843464-4 is cataloged in the U.S. Government catalog under NSN 5340-00-914-0584. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.