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75775CY-12 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

75775CY-12: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, recess_angle: 90.0 DEGREES NOMINAL, hole_diameter: 0.752 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN, recess_diameter: 0.895 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN, outside_diameter: 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN, style_designator: RECESSED. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-448-0943, 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
75775CY-12
NSN: 5310-01-448-0943
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
recess_angle90.0 DEGREES NOMINAL
hole_diameter0.752 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
recess_diameter0.895 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN
outside_diameter1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
style_designatorRECESSED
surface_treatmentZINC OVERALL
material_thickness0.071 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
NSN5310-01-448-0943
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 75775CY-12 · 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
•
OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.071 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
•
RECESS DIAMETER: 0.895 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: IRON ALLOY 660 OVERALL
•
HOLE DIAMETER: 0.752 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
•
RECESS ANGLE: 90.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORRECESSED
OUTSIDE DIAMETER1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
MATERIAL THICKNESS0.071 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
RECESS DIAMETER0.895 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN
SURFACE TREATMENTZINC OVERALL
MATERIALIRON ALLOY 660 OVERALL
HOLE DIAMETER0.752 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
RECESS ANGLE90.0 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

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 75775CY-12?
75775CY-12 is a WASHER,RECESSED.
What is the NSN for 75775CY-12?
75775CY-12 is cataloged in the U.S. Government catalog under NSN 5310-01-448-0943. 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.