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42191D — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

42191D: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, surface_treatment: ZINC OVERALL, peripheral_diameter: 0.442 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN, center_hole_diameter: 0.285 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN, cross-sectional_height: 0.205 INCHES NOMINAL IN, cross-sectional_thickness: 0.015 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-319-5060, 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
42191D
NSN: 5330-00-319-5060
FSC: 5330 — Packing and Gasket Materials
CAGE: 31007 — NAVISTAR INTERNATIONAL CORPORATION DBA NAVISTAR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
surface_treatmentZINC OVERALL
peripheral_diameter0.442 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN
center_hole_diameter0.285 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN
cross-sectional_height0.205 INCHES NOMINAL IN
cross-sectional_thickness0.015 INCHES NOMINAL IN
cross-sectional_shape_styleCUP
NSN5330-00-319-5060
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 42191D 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 THICKNESS: 0.015 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.205 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: CUP
•
PERIPHERAL DIAMETER: 0.442 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ZINC OVERALL
•
CENTER HOLE DIAMETER: 0.285 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.015 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.205 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLECUP
PERIPHERAL DIAMETER0.442 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN
SURFACE TREATMENTZINC OVERALL
CENTER HOLE DIAMETER0.285 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
7744757Reference document
Same NSN cross-reference
Reference document — Secondary reference
C131-4X2Reference document
Same NSN cross-reference
Reference document — Secondary reference
850004Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 42191D?
42191D is a RETAINER,PACKING.
What parts can replace 42191D?
There are 3 known substitutes for 42191D: 7744757, C131-4X2, 850004. Substitute compatibility should be verified for your specific system.
What is the NSN for 42191D?
42191D is cataloged in the U.S. Government catalog under NSN 5330-00-319-5060. This indicates validated use in U.S. government and defense supply chains.
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