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74A502146-2011 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A502146-2011: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 OVERALL, hole_diameter: 0.885 INCHES NOMINAL IN, outside_diameter: 1.560 INCHES NOMINAL IN, special_features: RAISED EDGE 0.206" FROM BEARING SURFACE AROUND CENTER HOLE;UNCONCENTRIC 0.75" RADIUS ON OUTSIDE EDGE, style_designator: KEY, material_thickness: 0.063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-520-9561, 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
74A502146-2011
NSN: 5310-01-520-9561
FSC: 5310 — Nuts and Washers
CAGE: 76823 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP 301 OVERALL
hole_diameter0.885 INCHES NOMINAL IN
outside_diameter1.560 INCHES NOMINAL IN
special_featuresRAISED EDGE 0.206" FROM BEARING SURFACE AROUND CENTER HOLE;UNCONCENTRIC 0.75" RADIUS ON OUTSIDE EDGE
style_designatorKEY
material_thickness0.063 INCHES NOMINAL IN
third_hole_diameter0.210 INCHES NOMINAL IN
end_item_identificationFIGHTER AIRCRAFT-FIRST (F18 E/F)
tapered_key_major_width1.560 INCHES NOMINAL IN
tapered_key_minor_width0.690 INCHES NOMINAL IN
criticality_code_justificationAGAV
overall_distance_including_keys1.820 INCHES NOMINAL IN
NSN5310-01-520-9561
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A502146-2011 · 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 DISTANCE INCLUDING KEYS: 1.820 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
THIRD HOLE DIAMETER: 0.210 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.560 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
•
TAPERED KEY MINOR WIDTH: 0.690 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DISTANCE INCLUDING KEYS1.820 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONAGAV
THIRD HOLE DIAMETER0.210 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONSAE AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.560 INCHES NOMINAL IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
TAPERED KEY MINOR WIDTH0.690 INCHES NOMINAL IN
SPECIAL FEATURESRAISED EDGE 0.206" FROM BEARING SURFACE AROUND CENTER HOLE;UNCONCENTRIC 0.75" RADIUS ON OUTSIDE EDGE
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER,KEEL FIRE EXT SYS
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74A502146-2011?
74A502146-2011 is a WASHER,KEY.
What is the NSN for 74A502146-2011?
74A502146-2011 is cataloged in the U.S. Government catalog under NSN 5310-01-520-9561. This indicates validated use in U.S. government and defense supply chains.
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