A-2274 — BUMPER

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

A-2274: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER NATURAL, hole_diameter: 1.25 INCHES NOMINAL IN, overall_height: 1.125 INCHES NOMINAL IN, special_features: TEMP RANGE -40 TO 180F, style_designator: FLAT TOP, fastening_device_type: MACHINE SCREW. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-657-2048, 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

A-2274

NSN: 5340-01-657-2048
FSC: 5340 — Hardware, Commercial
CAGE: 71823 — DARNELL CORPORATION (USA)

SPECIFICATIONS

material	RUBBER NATURAL
hole_diameter	1.25 INCHES NOMINAL IN
overall_height	1.125 INCHES NOMINAL IN
special_features	TEMP RANGE -40 TO 180F
style_designator	FLAT TOP
fastening_device_type	MACHINE SCREW
end_item_identification	5895-01-561-3705
material_hardness_rating	75.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
outside/top_flange_diameter	5.00 INCHES NOMINAL IN
part_name_assigned_by_controlling_agency	GUARD;DOUGHNUT BUMPER
NSN	5340-01-657-2048

COMPONENT DIAGRAM

KEY FEATURES

•

OUTSIDE/TOP FLANGE DIAMETER: 5.00 INCHES NOMINAL IN

•

MATERIAL HARDNESS RATING: 75.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM

•

FASTENING DEVICE TYPE: MACHINE SCREW

•

STYLE DESIGNATOR: FLAT TOP

•

COLOR: GRAY/GREY

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.125 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER	5.00 INCHES NOMINAL IN
MATERIAL HARDNESS RATING	75.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
FASTENING DEVICE TYPE	MACHINE SCREW
STYLE DESIGNATOR	FLAT TOP
COLOR	GRAY/GREY
SPECIAL FEATURES	TEMP RANGE -40 TO 180F
PART NAME ASSIGNED BY CONTROLLING AGENCY	GUARD;DOUGHNUT BUMPER
END ITEM IDENTIFICATION	5895-01-561-3705
MATERIAL	RUBBER NATURAL

OTHER ITEMS IN FSC 5340 — Hardware, Commercial

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275

SUBSTITUTES & CROSS-REFERENCES 2

9764K54Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

HS9764K54Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A-2274?

A-2274 is a BUMPER.

What parts can replace A-2274?

There are 2 known substitutes for A-2274: 9764K54, HS9764K54. Substitute compatibility should be verified for your specific system.

What is the NSN for A-2274?

A-2274 is cataloged in the U.S. Government catalog under NSN 5340-01-657-2048. This indicates validated use in U.S. government and defense supply chains.

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A-2274 — BUMPER

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