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74A410551-2011 — WASHER,SHOULDERED AND RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A410551-2011: WASHER,SHOULDERED AND RECESSED.

The WASHER,SHOULDERED AND RECESSED is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 172 OVERALL, recess_angle: 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM, hole_diameter: 2.994 INCHES MINIMUM AND 2.999 INCHES MAXIMUM IN, overall_height: 0.470 INCHES NOMINAL IN, shoulder_height: 0.090 INCHES NOMINAL IN, outside_diameter: 3.504 INCHES MINIMUM AND 3.506 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-417-8968, 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
74A410551-2011
NSN: 5310-01-417-8968
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialCOPPER ALLOY 172 OVERALL
recess_angle88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM
hole_diameter2.994 INCHES MINIMUM AND 2.999 INCHES MAXIMUM IN
overall_height0.470 INCHES NOMINAL IN
shoulder_height0.090 INCHES NOMINAL IN
outside_diameter3.504 INCHES MINIMUM AND 3.506 INCHES MAXIMUM IN
style_designatorSHOULDERED AND RECESSED
shoulder_diameter3.204 INCHES MINIMUM AND 3.264 INCHES MAXIMUM IN
material_document_and_classificationASTM B196 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-417-8968
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A410551-2011 · 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
•
SHOULDER HEIGHT: 0.090 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED AND RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B196 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 3.504 INCHES MINIMUM AND 3.506 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 3.204 INCHES MINIMUM AND 3.264 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY 172 OVERALL
•
HOLE DIAMETER: 2.994 INCHES MINIMUM AND 2.999 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.470 INCHES NOMINAL IN
SHOULDER HEIGHT0.090 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED AND RECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B196 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER3.504 INCHES MINIMUM AND 3.506 INCHES MAXIMUM IN
SHOULDER DIAMETER3.204 INCHES MINIMUM AND 3.264 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY 172 OVERALL
HOLE DIAMETER2.994 INCHES MINIMUM AND 2.999 INCHES MAXIMUM IN
RECESS ANGLE88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM
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 2
10122310Reference document
Same NSN cross-reference
Reference document — Informative reference only
G5310011218528Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74A410551-2011?
74A410551-2011 is a WASHER,SHOULDERED AND RECESSED.
What parts can replace 74A410551-2011?
There are 2 known substitutes for 74A410551-2011: 10122310, G5310011218528. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A410551-2011?
74A410551-2011 is cataloged in the U.S. Government catalog under NSN 5310-01-417-8968. 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.