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T329 — RELAY,ELECTROMAGNETIC

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

T329: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include width: 0.750 INCHES NOMINAL IN, material: STEEL, duty_type: CONTINUOUS, body_width: 1.750 INCHES NOMINAL IN, time_delay: 0.05 SECONDS NOMINAL FIXED RELEASE TIME, body_height: 2.062 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-423-8146, 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
T329
NSN: 5340-00-423-8146
NIINs: 004238146, 007299871, 011927652
FSC: 5340 — Hardware, Commercial
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
width0.750 INCHES NOMINAL IN
materialSTEEL
duty_typeCONTINUOUS
body_width1.750 INCHES NOMINAL IN
time_delay0.05 SECONDS NOMINAL FIXED RELEASE TIME
body_height2.062 INCHES NOMINAL IN
body_length2.375 INCHES NOMINAL IN
thread_class2A SINGLE MOUNTING FACILITY A
coil_quantity1
overall_width1.090 INCHES NOMINAL IN
inclosure_typeOPEN
overall_height1.870 INCHES NOMINAL IN
NSN5340-00-423-8146
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: T329 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
•
MOUNTING HOLE QUANTITY: 2
•
PLATE THICKNESS: 0.037 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT
•
MOUNTING HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
WIDTH: 0.750 INCHES NOMINAL IN
•
PREBENT LOCKING FEATURE LOCATION: END
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
PLATE THICKNESS0.037 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
MOUNTING HOLE DIAMETER0.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLAT
WIDTH0.750 INCHES NOMINAL IN
PREBENT LOCKING FEATURE LOCATIONEND
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
0T0329Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
OTO329-00Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is T329?
T329 is a RELAY,ELECTROMAGNETIC.
What parts can replace T329?
There are 2 known substitutes for T329: 0T0329, OTO329-00. Substitute compatibility should be verified for your specific system.
What is the NSN for T329?
T329 is cataloged in the U.S. Government catalog under NSN 5340-00-423-8146. 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.