271AMT1 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

271AMT1: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 1.60 MILLIMETERS MINIMUM AND 2.30 MILLIMETERS MAXIMUM MM, hole_diameter: 8.90 MILLIMETERS MINIMUM AND 9.12 MILLIMETERS MAXIMUM MM, hardness_rating: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM, outside_diameter: 18.28 MILLIMETERS MINIMUM AND 18.80 MILLIMETERS MAXIMUM MM, overall_diameter: 27.48 MILLIMETERS MINIMUM AND 28.00 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-696-6683, 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

271AMT1

NSN: 5310-01-696-6683
NIINs: 016966683, 016968276, 016968834
FSC: 5310 — Nuts and Washers
CAGE: 89619 — MACK TRUCKS, INC. DBA MACUNGIE OPERATIONS DIV LEHIGH VALLEY OPERATIONS (USA)

SPECIFICATIONS

material	STEEL OVERALL
thickness	1.60 MILLIMETERS MINIMUM AND 2.30 MILLIMETERS MAXIMUM MM
hole_diameter	8.90 MILLIMETERS MINIMUM AND 9.12 MILLIMETERS MAXIMUM MM
hardness_rating	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
outside_diameter	18.28 MILLIMETERS MINIMUM AND 18.80 MILLIMETERS MAXIMUM MM
overall_diameter	27.48 MILLIMETERS MINIMUM AND 28.00 MILLIMETERS MAXIMUM MM
special_features	NOMINAL WASHER SIZE 8
surface_treatment	CHROMATE ZINC OVERALL
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
end_item_identification	2320-01-552-2924
cross-sectional_shape_style	BLANK RECTANGULAR
NSN	5310-01-696-6683

COMPONENT DIAGRAM

KEY FEATURES

•

HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM

•

CROSS-SECTIONAL SHAPE STYLE: BLANK RECTANGULAR

•

OUTSIDE DIAMETER: 18.28 MILLIMETERS MINIMUM AND 18.80 MILLIMETERS MAXIMUM MM

•

SURFACE TREATMENT: ZINC AND CHROMATE OVERALL

•

PERIPHERAL SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
CROSS-SECTIONAL SHAPE STYLE	BLANK RECTANGULAR
OUTSIDE DIAMETER	18.28 MILLIMETERS MINIMUM AND 18.80 MILLIMETERS MAXIMUM MM
SPECIAL FEATURES	NOMINAL WASHER SIZE 8
SURFACE TREATMENT	ZINC AND CHROMATE OVERALL
PERIPHERAL SHAPE STYLE	ROUND
PART NAME ASSIGNED BY CONTROLLING AGENCY	PLAIN HARDENED NARROW WASHER
END ITEM IDENTIFICATION	2320-01-552-2924
MATERIAL	STEEL OVERALL
CENTER HOLE SHAPE STYLE	ROUND

SUBSTITUTES & CROSS-REFERENCES 1

25099175Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 271AMT1?

271AMT1 is a WASHER,FLAT.

What parts can replace 271AMT1?

There is 1 known substitute for 271AMT1: 25099175. Substitute compatibility should be verified for your specific system.

What is the NSN for 271AMT1?

271AMT1 is cataloged in the U.S. Government catalog under NSN 5310-01-696-6683. This indicates validated use in U.S. government and defense supply chains.

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271AMT1 — WASHER,FLAT

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