FCB31988 — GASKET

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

FCB31988: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC AND CORK OVERALL, hole_diameter: 0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 4.800 INCHES NOMINAL IN, overall_length: 4.800 INCHES NOMINAL IN, hardness_rating: 70.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL, special_features: 8 BOLT HOLES0.281 IN. DIA EQUALLY SPACED ON 3.500 IN.

BOLT CIRCLE IN. This part is cataloged in the U.S. Government catalog under NSN 5330-00-347-4101, 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

FCB31988

NSN: 5330-00-347-4101
FSC: 5330 — Packing and Gasket Materials
CAGE: 05476 — AMERICAN FUEL CELL AND COATED FABRICS COMPANY, LLC (USA)

SPECIFICATIONS

material	RUBBER SYNTHETIC AND CORK OVERALL
hole_diameter	0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width	4.800 INCHES NOMINAL IN
overall_length	4.800 INCHES NOMINAL IN
hardness_rating	70.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL
special_features	8 BOLT HOLES0.281 IN. DIA EQUALLY SPACED ON 3.500 IN. BOLT CIRCLE IN
style_designator	NON-CIRCULAR
aperture_diameter	2.625 INCHES NOMINAL IN
bolt_hole_quantity	4
outside_corner_radius	0.500 INCHES NOMINAL IN
cross-sectional_thickness	0.055 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
cross-sectional_shape_style	SOLID SINGLE OR COMPOSITION
NSN	5330-00-347-4101

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL THICKNESS: 0.055 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN

•

HARDNESS RATING: 70.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL

•

STYLE DESIGNATOR: NON-CIRCULAR

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-6183,TY 1,CL 1,GR C MIL SPEC ALL MATERIAL RESPONSES OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION

•

APERTURE DIAMETER: 2.625 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL THICKNESS	0.055 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
HARDNESS RATING	70.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATOR	NON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-C-6183,TY 1,CL 1,GR C MIL SPEC ALL MATERIAL RESPONSES OVERALL
OVERALL LENGTH	4.800 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE	SOLID SINGLE OR COMPOSITION
OVERALL WIDTH	4.800 INCHES NOMINAL IN
APERTURE DIAMETER	2.625 INCHES NOMINAL IN
BOLT HOLE QUANTITY	4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH	3.800 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

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is FCB31988?

FCB31988 is a GASKET.

What is the NSN for FCB31988?

FCB31988 is cataloged in the U.S. Government catalog under NSN 5330-00-347-4101. This indicates validated use in U.S. government and defense supply chains.

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FCB31988 — GASKET

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