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1145569S — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1145569S: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.305 INCHES NOMINAL IN, material: STEEL COMP 303 STANDOFF, thread_class: 2B LEFT INTERNAL (INCLUDES THRU THREAD), thread_length: 0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN, flange_thickness: 0.930 INCHES NOMINAL IN, style_designator: FLANGED WITH LEFT INTERNAL THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-176-2049, 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
1145569S
NSN: 5340-01-176-2049
FSC: 5340 — Hardware, Commercial
CAGE: 53669 — APTIV SERVICES 3 (US), LLC (USA)
SPECIFICATIONS
length1.305 INCHES NOMINAL IN
materialSTEEL COMP 303 STANDOFF
thread_class2B LEFT INTERNAL (INCLUDES THRU THREAD)
thread_length0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
flange_thickness0.930 INCHES NOMINAL IN
style_designatorFLANGED WITH LEFT INTERNAL THREAD
thread_directionRIGHT-HAND RIGHT EXTERNAL
surface_treatmentPASSIVATE STANDOFF
nominal_thread_size0.250 INCHES RIGHT EXTERNAL IN
thread_quantity_per_inch28 RIGHT EXTERNAL
thread_series_designatorUNF LEFT INTERNAL (INCLUDES THRU THREAD)
flange_width_across_flats0.375 INCHES NOMINAL IN
NSN5340-01-176-2049
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1145569S 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: 0.375 INCHES NOMINAL IN
•
LENGTH: 1.305 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TYPE IV FED SPEC SINGLE TREATMENT RESPONSE STANDOFF
•
FLANGE THICKNESS: 0.930 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: FLANGED WITH LEFT INTERNAL THREAD
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
TECHNICAL CHARACTERISTICS
FLANGE WIDTH ACROSS FLATS0.375 INCHES NOMINAL IN
LENGTH1.305 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE IV FED SPEC SINGLE TREATMENT RESPONSE STANDOFF
FLANGE THICKNESS0.930 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
THREAD LENGTH0.315 INCHES NOMINAL RIGHT EXTERNAL IN
STYLE DESIGNATORFLANGED WITH LEFT INTERNAL THREAD
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
THREAD DIRECTIONRIGHT-HAND RIGHT EXTERNAL
THREAD DIRECTIONRIGHT-HAND 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 1145569S?
1145569S is a STANDOFF,THREADED,SPACING.
What is the NSN for 1145569S?
1145569S is cataloged in the U.S. Government catalog under NSN 5340-01-176-2049. 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.