8-260-N300-90 — BACK-UP RING,PREFORMED PACKING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

8-260-N300-90: BACK-UP RING,PREFORMED PACKING.

The BACK-UP RING,PREFORMED PACKING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -40.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, peripheral_diameter: 6.754 INCHES NOMINAL IN, center_hole_diameter: 6.518 INCHES NOMINAL IN, cross-sectional_height: 0.050 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-499-9896, 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

8-260-N300-90

NSN: 5330-01-499-9896
FSC: 5330 — Packing and Gasket Materials
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating	-40.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
hardness_rating	90.0 SHORE DUROMETER A NOMINAL
peripheral_diameter	6.754 INCHES NOMINAL IN
center_hole_diameter	6.518 INCHES NOMINAL IN
cross-sectional_height	0.050 INCHES NOMINAL IN
cross-sectional_shape_style	CONTOURED FACE SOLID
material_document_and_classification	(92697)NO300-90 BUNA-N MFR REF SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agency	PARBAK
NSN	5330-01-499-9896

COMPONENT DIAGRAM

KEY FEATURES

•

TEMP RATING: -40.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF

•

CROSS-SECTIONAL HEIGHT: 0.050 INCHES NOMINAL IN

•

HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL

•

MATERIAL DOCUMENT AND CLASSIFICATION: (92697)NO300-90 BUNA-N MFR REF SINGLE MATERIAL RESPONSE

•

CROSS-SECTIONAL SHAPE STYLE: CONTOURED FACE SOLID

•

PERIPHERAL DIAMETER: 6.754 INCHES NOMINAL IN

•

CENTER HOLE DIAMETER: 6.518 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

TEMP RATING	-40.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT	0.050 INCHES NOMINAL IN
HARDNESS RATING	90.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	(92697)NO300-90 BUNA-N MFR REF SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLE	CONTOURED FACE SOLID
PERIPHERAL DIAMETER	6.754 INCHES NOMINAL IN
CENTER HOLE DIAMETER	6.518 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	PARBAK
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

SUBSTITUTES & CROSS-REFERENCES 2

924915Reference document

Same NSN cross-reference

Reference document — Secondary reference

N0300 8-260Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 8-260-N300-90?

8-260-N300-90 is a BACK-UP RING,PREFORMED PACKING.

What parts can replace 8-260-N300-90?

There are 2 known substitutes for 8-260-N300-90: 924915, N0300 8-260. Substitute compatibility should be verified for your specific system.

What is the NSN for 8-260-N300-90?

8-260-N300-90 is cataloged in the U.S. Government catalog under NSN 5330-01-499-9896. This indicates validated use in U.S. government and defense supply chains.

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8-260-N300-90 — BACK-UP RING,PREFORMED PACKING

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