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7793040-101 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

7793040-101: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 631 OR STEEL COMP 630 OVERALL, hole_diameter: 3.000 INCHES NOMINAL IN, outside_diameter: 4.000 INCHES NOMINAL IN, style_designator: KEY, surface_treatment: PASSIVATE OVERALL, material_thickness: 0.079 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-107-7815, 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
7793040-101
NSN: 5310-01-107-7815
FSC: 5310 — Nuts and Washers
CAGE: 3H889 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS (USA)
SPECIFICATIONS
materialSTEEL COMP 631 OR STEEL COMP 630 OVERALL
hole_diameter3.000 INCHES NOMINAL IN
outside_diameter4.000 INCHES NOMINAL IN
special_featuresHEAT TREAT,COND H 1050,MIL-H-6875;I.D.HAS THREE ROUND KEYWAYS EQUALLY SPACED 0.205 1NCHES WIDTH OFF CENTER WITH O.D.KEYS;RIM ON ONE SIDE 0.076 INCHES DEEP EQUALLY SPACED IN THREE SEGMENTS IN
style_designatorKEY
surface_treatmentPASSIVATE OVERALL
material_thickness0.079 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
external_key_quantity3
external_straight_key_width0.500 INCHES NOMINAL IN
overall_distance_including_keys4.156 INCHES NOMINAL IN
material_document_and_classificationAMS-5528 ASSN STD SINGLE MATERIAL RESPONSE OR AMS-5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-107-7815
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7793040-101 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DISTANCE INCLUDING KEYS: 4.156 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS-5528 ASSN STD SINGLE MATERIAL RESPONSE OR AMS-5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 4.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.079 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.500 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 3
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DISTANCE INCLUDING KEYS4.156 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONAMS-5528 ASSN STD SINGLE MATERIAL RESPONSE OR AMS-5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER4.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.079 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
EXTERNAL STRAIGHT KEY WIDTH0.500 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY3
SPECIAL FEATURESHEAT TREAT,COND H 1050,MIL-H-6875;I.D.HAS THREE ROUND KEYWAYS EQUALLY SPACED 0.205 1NCHES WIDTH OFF CENTER WITH O.D.KEYS;RIM ON ONE SIDE 0.076 INCHES DEEP EQUALLY SPACED IN THREE SEGMENTS IN
SURFACE TREATMENTPASSIVATE OVERALL
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7793040-101?
7793040-101 is a WASHER,KEY.
What is the NSN for 7793040-101?
7793040-101 is cataloged in the U.S. Government catalog under NSN 5310-01-107-7815. This indicates validated use in U.S. government and defense supply chains.
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