PartsTable
Technical Data Sheet
Download PDF

JRD121A — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

JRD121A: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL, hole_diameter: 0.120 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 1.120 INCHES NOMINAL IN, overall_length: 1.120 INCHES NOMINAL IN, style_designator: NON-CIRCULAR, aperture_diameter: 0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-526-4301, 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
JRD121A
NSN: 5330-01-526-4301
FSC: 5330 — Packing and Gasket Materials
CAGE: 06RP6 — DRS NAVAL POWER SYSTEMS INC DBA DRS POWER & CONTROL TECHNOLOGIES INC (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL
hole_diameter0.120 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.120 INCHES NOMINAL IN
overall_length1.120 INCHES NOMINAL IN
special_featuresMATERIAL IS THE SAME AS PARKER COMPOUND E740-75 OR PRECISION RUBBER COMPOUND 3957; BEVELED LENGTH ALONG WIDTH & LENGTH IS 45 DEGREES
style_designatorNON-CIRCULAR
aperture_diameter0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
bolt_hole_quantity4
cross-sectional_thickness0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
part_name_assigned_by_controlling_agencyGASKET, CONNECTOR, RECEPTACLE
outside_edge_to_bolt_hole_center_distance_along_width0.060 INCHES NOMINAL IN
NSN5330-01-526-4301
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: JRD121A 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: 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 4
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 0.906 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH1.120 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH1.120 INCHES NOMINAL IN
APERTURE DIAMETER0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH0.906 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SPECIAL FEATURESMATERIAL IS THE SAME AS PARKER COMPOUND E740-75 OR PRECISION RUBBER COMPOUND 3957; BEVELED LENGTH ALONG WIDTH & LENGTH IS 45 DEGREES
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH0.906 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy JRD121A?
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 JRD121A?
JRD121A is a GASKET.
What is the NSN for JRD121A?
JRD121A is cataloged in the U.S. Government catalog under NSN 5330-01-526-4301. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — JRD121A