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2175-9 ITEM 10 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2175-9 ITEM 10: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 OVERALL, thickness: 0.125 INCHES NOMINAL IN, hole_diameter: 0.218 INCHES NOMINAL IN, overall_diameter: 1.250 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-276-4887, 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
2175-9 ITEM 10
NSN: 5310-01-276-4887
FSC: 5310 — Nuts and Washers
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialNICKEL ALLOY 400 OVERALL
thickness0.125 INCHES NOMINAL IN
hole_diameter0.218 INCHES NOMINAL IN
overall_diameter1.250 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationLOS ANGELES CLASS SSN (688),SUBMARINE ARMAMENT AND FIRE CONTROL SYSTEMS,SUBMARINE VERTICAL LAUNCH SYSTEM (VLS), MARINE HARDXWARE & HULL DOORS
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-N-281,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-276-4887
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2175-9 ITEM 10 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OVERALL DIAMETER: 1.250 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: NICKEL ALLOY 400 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.218 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
END ITEM IDENTIFICATIONLOS ANGELES CLASS SSN (688),SUBMARINE ARMAMENT AND FIRE CONTROL SYSTEMS,SUBMARINE VERTICAL LAUNCH SYSTEM (VLS), MARINE HARDXWARE & HULL DOORS
MATERIALNICKEL ALLOY 400 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.218 INCHES NOMINAL IN
THICKNESS0.125 INCHES NOMINAL IN
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 2175-9 ITEM 10?
2175-9 ITEM 10 is a WASHER,FLAT.
What is the NSN for 2175-9 ITEM 10?
2175-9 ITEM 10 is cataloged in the U.S. Government catalog under NSN 5310-01-276-4887. This indicates validated use in U.S. government and defense supply chains.
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