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PRP156-7377 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

PRP156-7377: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, peripheral_diameter: 4.443 INCHES NOMINAL IN, center_hole_diameter: 4.237 INCHES NOMINAL IN, cross-sectional_shape_style: O-RING, cross_section_outside_diameter: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-105-8885, 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
PRP156-7377
NSN: 5330-01-105-8885
FSC: 5330 — Packing and Gasket Materials
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
temp_rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
peripheral_diameter4.443 INCHES NOMINAL IN
center_hole_diameter4.237 INCHES NOMINAL IN
cross-sectional_shape_styleO-RING
cross_section_outside_diameter0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
material_document_and_classificationMIL-P-5516 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-105-8885
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PRP156-7377 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-5516 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: O-RING
•
PERIPHERAL DIAMETER: 4.443 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 4.237 INCHES NOMINAL IN
•
CROSS SECTION OUTSIDE DIAMETER: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-5516 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLEO-RING
PERIPHERAL DIAMETER4.443 INCHES NOMINAL IN
CENTER HOLE DIAMETER4.237 INCHES NOMINAL IN
CROSS SECTION OUTSIDE DIAMETER0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
AS568-156MIL-P-25732Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-156 PSI-30-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
156-737-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
PRP156-7117Reference document
Same NSN cross-reference
Reference document — Secondary reference
156-7117Reference document
Same NSN cross-reference
Reference document — Secondary reference
156-711-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PRP156-7377?
PRP156-7377 is a PACKING,PREFORMED.
What parts can replace PRP156-7377?
There are 7 known substitutes for PRP156-7377: AS568-156MIL-P-25732, 2-156 PSI-30-5, 156-737-70 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PRP156-7377?
PRP156-7377 is cataloged in the U.S. Government catalog under NSN 5330-01-105-8885. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.