PartsTable
Technical Data Sheet
505769 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PROTECTOR,TELEPHONE is a the manufacturer industrial component. Key specifications include usage_design: INDOOR, overall_width: 3.000 INCHES NOMINAL IN, overall_height: 2.000 INCHES NOMINAL IN, overall_length: 3.250 INCHES NOMINAL IN, enclosure_feature: BOX WITH SLIP-OVER COVER, inclosure_material: PLASTIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-941-0899, 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
MRO MRO_GENERAL 505769
NSN: 5330-00-941-0899
FSC: 5330
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
usage_designINDOOR
overall_width3.000 INCHES NOMINAL IN
wire_quantity1
overall_height2.000 INCHES NOMINAL IN
overall_length3.250 INCHES NOMINAL IN
enclosure_featureBOX WITH SLIP-OVER COVER
inclosure_materialPLASTIC
protective_component_nameELECTRODE TUBES
accessory_controlling_agencyTELECOMMUNICATIONS INDUSTRIES,INC
accessory_identifying_numberTII-300 PART NO.
protective_component_quantity2
NSN5330-00-941-0899
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 505769 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
TII-300AInterchangeable
interchangeable cross-reference
interchangeable
TII-325-1MInterchangeable
interchangeable cross-reference
interchangeable
300AInterchangeable
interchangeable cross-reference
interchangeable
5057-6-9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 505769?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 505769?
505769 is a PROTECTOR,TELEPHONE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 505769?
There are 4 known substitutes for 505769: TII-300A, TII-325-1M, 300A and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 505769?
505769 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-941-0899. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 505769