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12298300 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12298300: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1009 OVERALL, hole_diameter: 1.281 INCHES NOMINAL IN, hardness_rating: 89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM, outside_diameter: 2.370 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-102-4671, 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
12298300
NSN: 5310-01-102-4671
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1009 OVERALL
hole_diameter1.281 INCHES NOMINAL IN
hardness_rating89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM
outside_diameter2.370 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.125 INCHES NOMINAL IN
end_item_identificationMULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
internal_straight_key_width0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
distance_from_centerline_to_top_of_internal_key0.429 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
NSN5310-01-102-4671
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12298300 · 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
•
INTERNAL STRAIGHT KEY WIDTH: 0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
•
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 0.429 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
•
HARDNESS RATING: 89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM
•
STYLE DESIGNATOR: KEY
•
OUTSIDE DIAMETER: 2.370 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.125 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1009 OVERALL
TECHNICAL CHARACTERISTICS
INTERNAL STRAIGHT KEY WIDTH0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY0.429 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
HARDNESS RATING89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM
STYLE DESIGNATORKEY
OUTSIDE DIAMETER2.370 INCHES NOMINAL IN
MATERIAL THICKNESS0.125 INCHES NOMINAL IN
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
MATERIALSTEEL COMP 1009 OVERALL
HOLE DIAMETER1.281 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 1
10088050Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 12298300?
12298300 is a WASHER,KEY.
What parts can replace 12298300?
There is 1 known substitute for 12298300: 10088050. Substitute compatibility should be verified for your specific system.
What is the NSN for 12298300?
12298300 is cataloged in the U.S. Government catalog under NSN 5310-01-102-4671. This indicates validated use in U.S. government and defense supply chains.
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