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PartsTable / COMPONENT / R-996 PIECE 3
R-996 PIECE 3 ✓ 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 RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, special_features: SPLIT CONSTRUCTION DESIGN. FLANGED END COUNTERBORED 1.250 IN.

DEEP BY 3.750 IN. DIA IN, attachment_method: SLOT, rim_surface_width: 0.688 INCHES NOMINAL IN, peripheral_diameter: 10.250 INCHES NOMINAL IN, center_hole_diameter: 3.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-218-4342, 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
R-996 PIECE 3
NSN: 5330-00-218-4342
FSC: 5330
CAGE: 63758 — STANDARD TEXTILE CO INC DIV STANDARD TEXTILE COMPANY (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
special_featuresSPLIT CONSTRUCTION DESIGN. FLANGED END COUNTERBORED 1.250 IN. DEEP BY 3.750 IN. DIA IN
attachment_methodSLOT
rim_surface_width0.688 INCHES NOMINAL IN
peripheral_diameter10.250 INCHES NOMINAL IN
center_hole_diameter3.250 INCHES NOMINAL IN
cross-sectional_height1.875 INCHES NOMINAL IN
attachment_feature_width0.750 INCHES NOMINAL IN
attachment_feature_length0.938 INCHES NOMINAL IN
cross-sectional_thickness0.625 INCHES NOMINAL IN
attachment_feature_quantity2
cross-sectional_shape_styleFLANGE
NSN5330-00-218-4342
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R-996 PIECE 3 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
•
CROSS-SECTIONAL SHAPE STYLE: FLANGE
•
CROSS-SECTIONAL THICKNESS: 0.625 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
•
CROSS-SECTIONAL HEIGHT: 1.875 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 3.250 INCHES NOMINAL IN
•
ATTACHMENT FEATURE LENGTH: 0.938 INCHES NOMINAL IN
•
ATTACHMENT METHOD: SLOT
•
PERIPHERAL DIAMETER: 10.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLEFLANGE
CROSS-SECTIONAL THICKNESS0.625 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
CROSS-SECTIONAL HEIGHT1.875 INCHES NOMINAL IN
CENTER HOLE DIAMETER3.250 INCHES NOMINAL IN
ATTACHMENT FEATURE LENGTH0.938 INCHES NOMINAL IN
ATTACHMENT METHODSLOT
PERIPHERAL DIAMETER10.250 INCHES NOMINAL IN
RIM SURFACE WIDTH0.688 INCHES NOMINAL IN
SPECIAL FEATURESSPLIT CONSTRUCTION DESIGN. FLANGED END COUNTERBORED 1.250 IN. DEEP BY 3.750 IN. DIA IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
70-4017Interchangeable
interchangeable cross-reference
interchangeable
04306-1006Interchangeable
interchangeable cross-reference
interchangeable
JVS-1A-20RAInterchangeable
interchangeable cross-reference
interchangeable
11148Interchangeable
interchangeable cross-reference
interchangeable
011148Interchangeable
interchangeable cross-reference
interchangeable
7376248Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R-996 PIECE 3?
R-996 PIECE 3 is a RETAINER,PACKING.
What parts can replace R-996 PIECE 3?
There are 14 known substitutes for R-996 PIECE 3: 70-4017, 04306-1006, JVS-1A-20RA and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R-996 PIECE 3?
R-996 PIECE 3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-218-4342. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026