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7741407 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

7741407: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1213 OVERALL, recess_angle: 45.0 DEGREES NOMINAL, hole_diameter: 1.266 INCHES NOMINAL IN, recess_diameter: 1.438 INCHES NOMINAL IN, outside_diameter: 1.594 INCHES NOMINAL IN, style_designator: RECESSED. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-774-1407, 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
7741407
NSN: 5310-00-774-1407
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1213 OVERALL
recess_angle45.0 DEGREES NOMINAL
hole_diameter1.266 INCHES NOMINAL IN
recess_diameter1.438 INCHES NOMINAL IN
outside_diameter1.594 INCHES NOMINAL IN
style_designatorRECESSED
material_thickness0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-774-1407
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7741407 · 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
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.594 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
•
RECESS DIAMETER: 1.438 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1213 OVERALL
•
HOLE DIAMETER: 1.266 INCHES NOMINAL IN
•
RECESS ANGLE: 45.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORRECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.594 INCHES NOMINAL IN
MATERIAL THICKNESS0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
RECESS DIAMETER1.438 INCHES NOMINAL IN
MATERIALSTEEL COMP 1213 OVERALL
HOLE DIAMETER1.266 INCHES NOMINAL IN
RECESS ANGLE45.0 DEGREES NOMINAL
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
XWAU312Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7741407?
7741407 is a WASHER,RECESSED.
What parts can replace 7741407?
There is 1 known substitute for 7741407: XWAU312. Substitute compatibility should be verified for your specific system.
What is the NSN for 7741407?
7741407 is cataloged in the U.S. Government catalog under NSN 5310-00-774-1407. This indicates validated use in U.S. government and defense supply chains.
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