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Technical Data Sheet
29494 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PACKING WITH RETAINER is a the manufacturer industrial component. Key specifications include special_features: CONTROLLING AGENCY NOMENCLATURE SYRINGE, DENTAL FILL-A2. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-729-5204, 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
29494
NSN: 5330-00-729-5204
FSC: 5330
CAGE: 14418 — UNISYS CORP DEFENSE SYSTEMS C S D FIELD ENGINEERING (USA)
SPECIFICATIONS
special_featuresCONTROLLING AGENCY NOMENCLATURE SYRINGE, DENTAL FILL-A2
NSN5330-00-729-5204
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 29494 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
PACKING INSIDE DIAMETER: 0.154 INCHES NOMINAL IN
RETAINER INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
MATERIAL: STEEL RETAINER
SURFACE TREATMENT: PASSIVATE RETAINER
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
PACKING RING CROSS-SECTIONAL DIAMETER: 0.050 INCHES NOMINAL IN
RETAINER THICKNESS: 0.040 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PACKING INSIDE DIAMETER0.154 INCHES NOMINAL IN
RETAINER INSIDE DIAMETER0.250 INCHES NOMINAL IN
MATERIALSTEEL RETAINER
SURFACE TREATMENTPASSIVATE RETAINER
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
END ITEM IDENTIFICATIONW/S: AIRCRAFT, F-111; KILAUEA CLASS T-AE 26; MARS CLASS T-AFS 1; WHIDBEY ISLAND CLASS LSD; ENGINE, AIRCRAFT TF33-P-3/5/9 (C/EC-135, B-52H); ENGINE, AIRCRAFT, TF-33-P-7 (C-141A/B); ENGINE, AIRCRAFT TF33-PW-102 (C-135E, EC-135H/K/P); FMS-BUILD FRIGATES CLASS SHIPS A
PACKING RING CROSS-SECTIONAL DIAMETER0.050 INCHES NOMINAL IN
RETAINER THICKNESS0.040 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC PACKING
CONSTRUCTIONTWO-PIECE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
MA1590Interchangeable
interchangeable cross-reference
interchangeable
3193Interchangeable
interchangeable cross-reference
interchangeable
29242Interchangeable
interchangeable cross-reference
interchangeable
8000308Interchangeable
interchangeable cross-reference
interchangeable
T4565Interchangeable
interchangeable cross-reference
interchangeable
717801562-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 29494?
29494 is a PACKING WITH RETAINER.
What parts can replace 29494?
There are 16 known substitutes for 29494: MA1590, 3193, 29242 and 13 more. Substitute compatibility should be verified for your specific system.
Is 29494 still available?
29494 is currently cancelled.
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