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5819457 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5819457: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.418 INCHES MINIMUM AND 1.458 INCHES MAXIMUM IN, thread_class: 2B RIGHT INTERNAL, style_designator: INTERNALLY THREADED FULL LENGTH, width_across_flats: 0.312 INCHES NOMINAL IN, nominal_thread_size: 0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN, cross-sectional_shape: HEXAGON. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-325-5582, 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
5819457
NSN: 5340-01-325-5582
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
length1.418 INCHES MINIMUM AND 1.458 INCHES MAXIMUM IN
thread_class2B RIGHT INTERNAL
style_designatorINTERNALLY THREADED FULL LENGTH
width_across_flats0.312 INCHES NOMINAL IN
nominal_thread_size0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
cross-sectional_shapeHEXAGON
thread_quantity_per_inch40 LEFT INTERNAL (INCLUDES THRU THREAD)
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL
NSN5340-01-325-5582
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5819457 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: 0.312 INCHES NOMINAL IN
•
LENGTH: 1.418 INCHES MINIMUM AND 1.458 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
NOMINAL THREAD SIZE: 0.164 INCHES RIGHT INTERNAL IN
•
CROSS-SECTIONAL SHAPE: HEXAGON
•
THREAD CLASS: 2B LEFT INTERNAL (INCLUDES THRU THREAD)
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.312 INCHES NOMINAL IN
LENGTH1.418 INCHES MINIMUM AND 1.458 INCHES MAXIMUM IN
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTH
NOMINAL THREAD SIZE0.164 INCHES RIGHT INTERNAL IN
NOMINAL THREAD SIZE0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
CROSS-SECTIONAL SHAPEHEXAGON
THREAD CLASS2B LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD CLASS2B RIGHT INTERNAL
THREAD QUANTITY PER INCH32 RIGHT INTERNAL
THREAD QUANTITY PER INCH40 LEFT INTERNAL (INCLUDES THRU THREAD)
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 5819457?
5819457 is a STANDOFF,THREADED,SPACING.
What is the NSN for 5819457?
5819457 is cataloged in the U.S. Government catalog under NSN 5340-01-325-5582. 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.