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Technical Data Sheet
PartsTable / COMPONENT / 50312
50312 ✓ Verified by PartsTable
Legrand · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

A wooden domino set of 28 pieces with 7 different textures and colors. Feel and recognize the different surfaces while playing this game!<br>The 28 domino pieces are made of a very good quality wood. Including a how to play instruction sheet.<br>Suitable for children aged 3 and older.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-171-9310, 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
50312
NSN: 5330-00-171-9310
FSC: 5330
CAGE: 76680 — FEDERAL-MOGUL CORP CHASSIS PRODUCTS DIV (USA)
SPECIFICATIONS
materialPLASTIC OVERALL
thickness0.187 INCHES NOMINAL IN
case_styleSQUARE
head_styleFLAT COUNTERSUNK
seal_width0.500 INCHES NOMINAL IN
design_typeNONREUSABLE
corner_shapeSQUARE ALL CORNERS
flange_width0.0480 INCHES NOMINAL IN
thread_class2A A
body_diameter0.797 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN
head_diameter0.207 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
hole_diameter0.312 INCHES NOMINAL IN
NSN5330-00-171-9310
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 50312 MFR: Legrand ⚠ 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
•
SEAL WIDTH: 0.500 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 3.125 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 2.125 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.500 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER3.125 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER2.125 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALLEATHER SEALING ELEMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
12514Interchangeable
interchangeable cross-reference
interchangeable
12514-1Interchangeable
interchangeable cross-reference
interchangeable
105-126-101Interchangeable
interchangeable cross-reference
interchangeable
5001251-4Interchangeable
interchangeable cross-reference
interchangeable
43894Interchangeable
interchangeable cross-reference
interchangeable
41B1944-276Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50312?
50312 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E manufactured by Legrand.
What parts can replace 50312?
There are 23 known substitutes for 50312: 12514, 12514-1, 105-126-101 and 20 more. Substitute compatibility should be verified for your specific system.
Is 50312 still available?
50312 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026