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178993-1 — PLUG,VENT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

178993-1: PLUG,VENT.

The PLUG,VENT is a the manufacturer industrial component. Key specifications include length: 1.090 INCHES NOMINAL IN, material: ALUMINUM ALLOY, thread_class: 3A A, thread_length: 0.465 INCHES NOMINAL IN, inside_diameter: 0.635 INCHES NOMINAL IN, vent_hole_shape: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-899-6286, 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
178993-1
NSN: 5340-00-899-6286
FSC: 5340 — Hardware, Commercial
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
length1.090 INCHES NOMINAL IN
materialALUMINUM ALLOY
thread_class3A A
thread_length0.465 INCHES NOMINAL IN
inside_diameter0.635 INCHES NOMINAL IN
vent_hole_shapeROUND
outside_diameter1.371 INCHES NOMINAL IN
vent_hole_diameter0.260 INCHES NOMINAL IN
vent_hole_quantity1
end_connection_typeTHREADED
end_item_identificationACFT AIR CONDITIONING SYSTEM
thread_size_and_series/type_designator1-1/16-12 UN
NSN5340-00-899-6286
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 178993-1 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
•
VENT HOLE DIAMETER: 0.260 INCHES NOMINAL IN
•
LENGTH: 1.090 INCHES NOMINAL IN
•
VENT HOLE SHAPE: ROUND
•
THREAD LENGTH: 0.465 INCHES NOMINAL IN
•
END CONNECTION TYPE: THREADED
•
OUTSIDE DIAMETER: 1.371 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.635 INCHES NOMINAL IN
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
VENT HOLE DIAMETER0.260 INCHES NOMINAL IN
LENGTH1.090 INCHES NOMINAL IN
VENT HOLE SHAPEROUND
THREAD LENGTH0.465 INCHES NOMINAL IN
END CONNECTION TYPETHREADED
OUTSIDE DIAMETER1.371 INCHES NOMINAL IN
INSIDE DIAMETER0.635 INCHES NOMINAL IN
THREAD CLASS3A A
END ITEM IDENTIFICATIONACFT AIR CONDITIONING SYSTEM
MATERIALALUMINUM ALLOY
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 178993-1?
178993-1 is a PLUG,VENT.
What is the NSN for 178993-1?
178993-1 is cataloged in the U.S. Government catalog under NSN 5340-00-899-6286. This indicates validated use in U.S. government and defense supply chains.
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