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513649-801 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

513649-801: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.690 INCHES NOMINAL0.690 INCHES NOMINAL IN, material: STEEL COMP 303 STANDOFFSTEEL COMP 303 STANDOFF, thread_class: 2B LEFT INTERNAL (INCLUDES THRU THREAD)2B LEFT INTERNAL (INCLUDES THRU THREAD), thread_length: 0.250 INCHES NOMINAL RIGHT EXTERNAL0.250 INCHES NOMINAL RIGHT EXTERNAL IN, flange_thickness: 0.440 INCHES NOMINAL0.440 INCHES NOMINAL IN, special_features: FURNISHED WITH ONE 0.112-40 HELICAL COILFURNISHED WITH ONE 0.112-40 HELICAL COIL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-099-9074, 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
513649-801
NSN: 5340-01-099-9074
FSC: 5340 — Hardware, Commercial
CAGE: 37695 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
length0.690 INCHES NOMINAL0.690 INCHES NOMINAL IN
materialSTEEL COMP 303 STANDOFFSTEEL COMP 303 STANDOFF
thread_class2B LEFT INTERNAL (INCLUDES THRU THREAD)2B LEFT INTERNAL (INCLUDES THRU THREAD)
thread_length0.250 INCHES NOMINAL RIGHT EXTERNAL0.250 INCHES NOMINAL RIGHT EXTERNAL IN
flange_thickness0.440 INCHES NOMINAL0.440 INCHES NOMINAL IN
special_featuresFURNISHED WITH ONE 0.112-40 HELICAL COILFURNISHED WITH ONE 0.112-40 HELICAL COIL
style_designatorFLANGED WITH LEFT INTERNAL THREADFLANGED WITH LEFT INTERNAL THREAD
thread_directionRIGHT-HAND RIGHT EXTERNALRIGHT-HAND RIGHT EXTERNAL
surface_treatmentPASSIVATE STANDOFFPASSIVATE STANDOFF
nominal_thread_size0.112 INCHES RIGHT EXTERNAL0.112 INCHES RIGHT EXTERNAL IN
thread_quantity_per_inch40 LEFT INTERNAL (INCLUDES THRU THREAD)40 LEFT INTERNAL (INCLUDES THRU THREAD)
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNALUNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL
NSN5340-01-099-9074
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 513649-801 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
•
FLANGE WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
•
LENGTH: 0.690 INCHES NOMINAL0.690 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.440 INCHES NOMINAL0.440 INCHES NOMINAL IN
•
THREAD LENGTH: 0.168 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.168 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: FLANGED WITH LEFT INTERNAL THREADFLANGED WITH LEFT INTERNAL THREAD
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFFASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
•
THREAD DIRECTION: RIGHT-HAND RIGHT EXTERNALRIGHT-HAND RIGHT EXTERNAL
TECHNICAL CHARACTERISTICS
FLANGE WIDTH ACROSS FLATS0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
LENGTH0.690 INCHES NOMINAL0.690 INCHES NOMINAL IN
FLANGE THICKNESS0.440 INCHES NOMINAL0.440 INCHES NOMINAL IN
THREAD LENGTH0.168 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.168 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
THREAD LENGTH0.250 INCHES NOMINAL RIGHT EXTERNAL0.250 INCHES NOMINAL RIGHT EXTERNAL IN
STYLE DESIGNATORFLANGED WITH LEFT INTERNAL THREADFLANGED WITH LEFT INTERNAL THREAD
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFFASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
THREAD DIRECTIONRIGHT-HAND RIGHT EXTERNALRIGHT-HAND RIGHT EXTERNAL
THREAD DIRECTIONRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) 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
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 513649-801?
513649-801 is a STANDOFF,THREADED,SPACING.
What is the NSN for 513649-801?
513649-801 is cataloged in the U.S. Government catalog under NSN 5340-01-099-9074. 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.