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4550-440-SS — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4550-440-SS: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.50 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, style_designator: PROJECTION ONE END LEFT AND RIGHT INTERNAL THREADS, nominal_thread_size: 0.1120 INCHES RIGHT EXTERNAL IN, cross-sectional_shape: HEXAGON, thread_quantity_per_inch: 40 LEFT INTERNAL (INCLUDES THRU THREAD). This part is cataloged in the U.S.

Government catalog under NSN 5340-01-692-3142, 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
4550-440-SS
NSN: 5340-01-692-3142
FSC: 5340 — Hardware, Commercial
CAGE: 55566 — MATTHEW WARREN, INC DBA RAF ELECTRONIC HARDWARE DIV RAF ELECTRONIC HARDWARE, LLC (USA)
SPECIFICATIONS
length1.50 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
style_designatorPROJECTION ONE END LEFT AND RIGHT INTERNAL THREADS
nominal_thread_size0.1120 INCHES RIGHT EXTERNAL IN
cross-sectional_shapeHEXAGON
thread_quantity_per_inch40 LEFT INTERNAL (INCLUDES THRU THREAD)
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL
NSN5340-01-692-3142
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4550-440-SS 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
•
LENGTH: 1.50 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PROJECTION ONE END LEFT AND RIGHT INTERNAL THREADS
•
NOMINAL THREAD SIZE: 0.1120 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
CROSS-SECTIONAL SHAPE: HEXAGON
•
THREAD QUANTITY PER INCH: 40 LEFT INTERNAL (INCLUDES THRU THREAD)
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
LENGTH1.50 INCHES NOMINAL IN
STYLE DESIGNATORPROJECTION ONE END LEFT AND RIGHT INTERNAL THREADS
NOMINAL THREAD SIZE0.1120 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
NOMINAL THREAD SIZE0.1120 INCHES RIGHT EXTERNAL IN
CROSS-SECTIONAL SHAPEHEXAGON
THREAD QUANTITY PER INCH40 LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD QUANTITY PER INCH40 RIGHT EXTERNAL
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL
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 1
10087880 REV F ITEM 11Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 4550-440-SS?
4550-440-SS is a STANDOFF,THREADED,SPACING.
What parts can replace 4550-440-SS?
There is 1 known substitute for 4550-440-SS: 10087880 REV F ITEM 11. Substitute compatibility should be verified for your specific system.
What is the NSN for 4550-440-SS?
4550-440-SS is cataloged in the U.S. Government catalog under NSN 5340-01-692-3142. This indicates validated use in U.S. government and defense supply chains.
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