9756-98 — WASHER,KEY

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

9756-98: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN, heat_treatment: NORMALIZED, surface_finish: 32.0 MICROINCHES TOP, outside_diameter: 0.560 INCHES NOMINAL IN, style_designator: KEY. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-772-8158, 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

9756-98

NSN: 5310-00-772-8158
FSC: 5310 — Nuts and Washers
CAGE: 79U29 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

material	STEEL OVERALL
hole_diameter	0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
heat_treatment	NORMALIZED
surface_finish	32.0 MICROINCHES TOP
outside_diameter	0.560 INCHES NOMINAL IN
style_designator	KEY
material_thickness	0.060 INCHES NOMINAL IN
internal_key_quantity	1
internal_straight_key_width	0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
material_document_and_classification	MIL-S-18728,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
distance_from_centerline_to_top_of_internal_key	0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
NSN	5310-00-772-8158

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES BOTTOM

•

INTERNAL STRAIGHT KEY WIDTH: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN

•

DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN

•

HEAT TREATMENT: NORMALIZED

•

STYLE DESIGNATOR: KEY

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-18728,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 0.560 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES BOTTOM
SURFACE FINISH	32.0 MICROINCHES TOP
INTERNAL STRAIGHT KEY WIDTH	0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY	0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
HEAT TREATMENT	NORMALIZED
STYLE DESIGNATOR	KEY
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-18728,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	0.560 INCHES NOMINAL IN
MATERIAL THICKNESS	0.060 INCHES NOMINAL IN
MATERIAL	STEEL OVERALL

OTHER ITEMS IN FSC 5310 — Nuts and Washers

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

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 9756-98?

9756-98 is a WASHER,KEY.

What is the NSN for 9756-98?

9756-98 is cataloged in the U.S. Government catalog under NSN 5310-00-772-8158. This indicates validated use in U.S. government and defense supply chains.

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9756-98 — WASHER,KEY

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