PartsTable
Technical Data Sheet
Download PDF

A48476MRK — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A48476MRK: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: PLASTIC TETRAFLUOROETHYLENE OVERALL, special_features: MATERIAL CODE: A50978MRK, cross-sectional_length: 3.625 INCHES NOMINAL IN, end_item_identification: RELIEF VALVES, cross-sectional_thickness: 0.120 INCHES NOMINAL IN, cross-sectional_shape_style: SPECIAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-178-2093, 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
A48476MRK
NSN: 5330-01-178-2093
FSC: 5330 — Packing and Gasket Materials
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialPLASTIC TETRAFLUOROETHYLENE OVERALL
special_featuresMATERIAL CODE: A50978MRK
cross-sectional_length3.625 INCHES NOMINAL IN
end_item_identificationRELIEF VALVES
cross-sectional_thickness0.120 INCHES NOMINAL IN
cross-sectional_shape_styleSPECIAL
cross_section_inside_diameter0.937 INCHES NOMINAL IN
cross_section_outside_diameter1.120 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyPACKAGING RING
NSN5330-01-178-2093
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A48476MRK 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: 0.120 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
CROSS-SECTIONAL LENGTH: 3.625 INCHES NOMINAL IN
•
CROSS SECTION INSIDE DIAMETER: 0.937 INCHES NOMINAL IN
•
CROSS SECTION OUTSIDE DIAMETER: 1.120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.120 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIAL
CROSS-SECTIONAL LENGTH3.625 INCHES NOMINAL IN
CROSS SECTION INSIDE DIAMETER0.937 INCHES NOMINAL IN
SPECIAL FEATURESMATERIAL CODE: A50978MRK
CROSS SECTION OUTSIDE DIAMETER1.120 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPACKAGING RING
END ITEM IDENTIFICATIONRELIEF VALVES
MATERIALPLASTIC TETRAFLUOROETHYLENE OVERALL
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 3
A49476MRKReference document
Same NSN cross-reference
Reference document — Design control — primary reference
D49916 ITEM 28Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
D48671 ITEM 28Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy A48476MRK?
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 A48476MRK?
A48476MRK is a PACKING,PREFORMED.
What parts can replace A48476MRK?
There are 3 known substitutes for A48476MRK: A49476MRK, D49916 ITEM 28, D48671 ITEM 28. Substitute compatibility should be verified for your specific system.
What is the NSN for A48476MRK?
A48476MRK is cataloged in the U.S. Government catalog under NSN 5330-01-178-2093. 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 — A48476MRK

✓ 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.