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93505A431 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

93505A431: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.369 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN, material: ALUMINUM OVERALL, thread_class: 2A RIGHT EXTERNAL A, thread_length: 0.25 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN, style_designator: PROJECTION ONE END, thread_direction: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD). This part is cataloged in the U.S.

Government catalog under NSN 5340-01-657-3573, 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
93505A431
NSN: 5340-01-657-3573
FSC: 5340 — Hardware, Commercial
CAGE: 07BY4 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
length0.369 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
materialALUMINUM OVERALL
thread_class2A RIGHT EXTERNAL A
thread_length0.25 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
special_featuresLENGTH TOLERANCE -0.0006 TO 0.006, TENSILE STRENGTH 45,000 PSI, HARDNESSROCKWELL B50, ROHS COMPLIANT, ALUMINUM IS LIGHTWEIGHT AND HAS A MILD CORROSION RESISTANCE
style_designatorPROJECTION ONE END
thread_directionRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
width_across_flats0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
nominal_thread_size0.112 INCHES RIGHT EXTERNAL IN
cross-sectional_shapeHEXAGON
end_item_identificationNAV SUBSYSTEM
right_projection_length0.1875 INCHES NOMINAL IN
NSN5340-01-657-3573
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 93505A431 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: 0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
•
LENGTH: 0.369 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.25 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: PROJECTION ONE END
•
THREAD DIRECTION: RIGHT-HAND RIGHT EXTERNAL
•
NOMINAL THREAD SIZE: 0.112 INCHES RIGHT EXTERNAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
LENGTH0.369 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
THREAD LENGTH0.25 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
STYLE DESIGNATORPROJECTION ONE END
THREAD DIRECTIONRIGHT-HAND RIGHT EXTERNAL
THREAD DIRECTIONRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE0.112 INCHES RIGHT EXTERNAL IN
NOMINAL THREAD SIZE0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
CROSS-SECTIONAL SHAPEHEXAGON
SPECIAL FEATURESLENGTH TOLERANCE -0.0006 TO 0.006, TENSILE STRENGTH 45,000 PSI, HARDNESSROCKWELL B50, ROHS COMPLIANT, ALUMINUM IS LIGHTWEIGHT AND HAS A MILD CORROSION RESISTANCE
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 93505A431?
93505A431 is a STANDOFF,THREADED,SPACING.
What is the NSN for 93505A431?
93505A431 is cataloged in the U.S. Government catalog under NSN 5340-01-657-3573. 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.