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224A738-1 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

224A738-1: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 3.870 INCHES MINIMUM AND 3.880 INCHES MAXIMUM IN, material: ALUMINUM ALLOY OVERALL, thread_class: 2B RIGHT INTERNAL, thread_length: 3.870 INCHES MINIMUM AND 3.880 INCHES MAXIMUM RIGHT INTERNAL IN, style_designator: INTERNALLY THREADED FULL LENGTH, thread_direction: RIGHT-HAND RIGHT INTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-480-0805, 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
224A738-1
NSN: 5340-01-480-0805
FSC: 5340 — Hardware, Commercial
CAGE: 03640 — LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS (USA)
SPECIFICATIONS
length3.870 INCHES MINIMUM AND 3.880 INCHES MAXIMUM IN
materialALUMINUM ALLOY OVERALL
thread_class2B RIGHT INTERNAL
thread_length3.870 INCHES MINIMUM AND 3.880 INCHES MAXIMUM RIGHT INTERNAL IN
style_designatorINTERNALLY THREADED FULL LENGTH
thread_directionRIGHT-HAND RIGHT INTERNAL
width_across_flats0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
nominal_thread_size0.138 INCHES RIGHT INTERNAL IN
cross-sectional_shapeHEXAGON
end_item_identificationUSED ON SOF (AC-130H, MC-130H, EC-130H, EC-130E, HC-130) AIRCRAFT
thread_quantity_per_inch32 RIGHT INTERNAL
thread_series_designatorUNF RIGHT INTERNAL
NSN5340-01-480-0805
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 224A738-1 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: 0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
•
LENGTH: 3.870 INCHES MINIMUM AND 3.880 INCHES MAXIMUM IN
•
THREAD LENGTH: 3.870 INCHES MINIMUM AND 3.880 INCHES MAXIMUM RIGHT INTERNAL IN
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
THREAD DIRECTION: RIGHT-HAND RIGHT INTERNAL
•
NOMINAL THREAD SIZE: 0.138 INCHES RIGHT INTERNAL IN
•
CROSS-SECTIONAL SHAPE: HEXAGON
•
THREAD CLASS: 2B RIGHT INTERNAL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
LENGTH3.870 INCHES MINIMUM AND 3.880 INCHES MAXIMUM IN
THREAD LENGTH3.870 INCHES MINIMUM AND 3.880 INCHES MAXIMUM RIGHT INTERNAL IN
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTH
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
NOMINAL THREAD SIZE0.138 INCHES RIGHT INTERNAL IN
CROSS-SECTIONAL SHAPEHEXAGON
THREAD CLASS2B RIGHT INTERNAL
END ITEM IDENTIFICATIONUSED ON SOF (AC-130H, MC-130H, EC-130H, EC-130E, HC-130) AIRCRAFT
THREAD QUANTITY PER INCH32 RIGHT INTERNAL
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
554A738Reference 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 224A738-1?
224A738-1 is a STANDOFF,THREADED,SPACING.
What parts can replace 224A738-1?
There is 1 known substitute for 224A738-1: 554A738. Substitute compatibility should be verified for your specific system.
What is the NSN for 224A738-1?
224A738-1 is cataloged in the U.S. Government catalog under NSN 5340-01-480-0805. This indicates validated use in U.S. government and defense supply chains.
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