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143603-01 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

143603-01: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.100 INCHES NOMINAL IN, material: STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1117 STANDOFF, thread_class: 2A RIGHT EXTERNAL A, thread_length: 0.145 INCHES NOMINAL RIGHT EXTERNAL IN, flange_thickness: 0.900 INCHES NOMINAL IN, style_designator: FLANGED WITH LEFT INTERNAL THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-438-9458, 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
143603-01
NSN: 5340-00-438-9458
FSC: 5340 — Hardware, Commercial
CAGE: 35351 — GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
length1.100 INCHES NOMINAL IN
materialSTEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1117 STANDOFF
thread_class2A RIGHT EXTERNAL A
thread_length0.145 INCHES NOMINAL RIGHT EXTERNAL IN
flange_thickness0.900 INCHES NOMINAL IN
style_designatorFLANGED WITH LEFT INTERNAL THREAD
thread_directionRIGHT-HAND RIGHT EXTERNAL
surface_treatmentCADMIUM STANDOFF
nominal_thread_size0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
thread_quantity_per_inch40 LEFT INTERNAL (INCLUDES THRU THREAD)
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL
flange_width_across_flats0.187 INCHES NOMINAL IN
NSN5340-00-438-9458
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 143603-01 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: 0.187 INCHES NOMINAL IN
•
LENGTH: 1.100 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE STANDOFF
•
FLANGE THICKNESS: 0.900 INCHES NOMINAL IN
•
THREAD LENGTH: 0.145 INCHES NOMINAL RIGHT EXTERNAL IN
•
STYLE DESIGNATOR: FLANGED WITH LEFT INTERNAL THREAD
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-637 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF
TECHNICAL CHARACTERISTICS
FLANGE WIDTH ACROSS FLATS0.187 INCHES NOMINAL IN
LENGTH1.100 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE STANDOFF
FLANGE THICKNESS0.900 INCHES NOMINAL IN
THREAD LENGTH0.145 INCHES NOMINAL RIGHT EXTERNAL IN
THREAD LENGTH0.320 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN
STYLE DESIGNATORFLANGED WITH LEFT INTERNAL THREAD
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-637 FED SPEC 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 143603-01?
143603-01 is a STANDOFF,THREADED,SPACING.
What is the NSN for 143603-01?
143603-01 is cataloged in the U.S. Government catalog under NSN 5340-00-438-9458. This indicates validated use in U.S. government and defense supply chains.
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