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74A410701-2007 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A410701-2007: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 632 OVERALL, hole_diameter: 1.876 INCHES MINIMUM AND 1.891 INCHES MAXIMUM IN, outside_diameter: 2.620 INCHES MINIMUM AND 2.640 INCHES MAXIMUM IN, style_designator: KEY, material_thickness: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN, internal_straight_key_width: 0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-266-7811, 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
74A410701-2007
NSN: 5310-01-266-7811
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 632 OVERALL
hole_diameter1.876 INCHES MINIMUM AND 1.891 INCHES MAXIMUM IN
outside_diameter2.620 INCHES MINIMUM AND 2.640 INCHES MAXIMUM IN
style_designatorKEY
material_thickness0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
internal_key_quantity2
internal_straight_key_width0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
material_document_and_classificationAMS5520 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
distance_from_centerline_to_top_of_internal_key0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
NSN5310-01-266-7811
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A410701-2007 · 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: 0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
•
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5520 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 2.620 INCHES MINIMUM AND 2.640 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 632 OVERALL
•
INTERNAL KEY QUANTITY: 2
TECHNICAL CHARACTERISTICS
INTERNAL STRAIGHT KEY WIDTH0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5520 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER2.620 INCHES MINIMUM AND 2.640 INCHES MAXIMUM IN
MATERIAL THICKNESS0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
MATERIALSTEEL COMP 632 OVERALL
INTERNAL KEY QUANTITY2
HOLE DIAMETER1.876 INCHES MINIMUM AND 1.891 INCHES MAXIMUM 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
10110247Reference 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 74A410701-2007?
74A410701-2007 is a WASHER,KEY.
What parts can replace 74A410701-2007?
There is 1 known substitute for 74A410701-2007: 10110247. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A410701-2007?
74A410701-2007 is cataloged in the U.S. Government catalog under NSN 5310-01-266-7811. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.