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S10-10-3319 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S10-10-3319: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include hole_diameter: 1.690 INCHES MINIMUM AND 1.696 INCHES MAXIMUM IN, outside_diameter: 2.012 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.056 INCHES NOMINAL IN, width_between_flats: 1.594 INCHES MINIMUM AND 1.599 INCHES MAXIMUM IN, external_key_quantity: 15. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-032-6976, 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
S10-10-3319
NSN: 5310-00-032-6976
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
hole_diameter1.690 INCHES MINIMUM AND 1.696 INCHES MAXIMUM IN
outside_diameter2.012 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.056 INCHES NOMINAL IN
width_between_flats1.594 INCHES MINIMUM AND 1.599 INCHES MAXIMUM IN
external_key_quantity15
external_straight_key_width0.219 INCHES NOMINAL IN
overall_distance_including_keys2.625 INCHES NOMINAL IN
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-032-6976
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S10-10-3319 · 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
•
OVERALL DISTANCE INCLUDING KEYS: 2.625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 2.012 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.056 INCHES NOMINAL IN
•
WIDTH BETWEEN FLATS: 1.594 INCHES MINIMUM AND 1.599 INCHES MAXIMUM IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.219 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 15
TECHNICAL CHARACTERISTICS
OVERALL DISTANCE INCLUDING KEYS2.625 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER2.012 INCHES NOMINAL IN
MATERIAL THICKNESS0.056 INCHES NOMINAL IN
WIDTH BETWEEN FLATS1.594 INCHES MINIMUM AND 1.599 INCHES MAXIMUM IN
EXTERNAL STRAIGHT KEY WIDTH0.219 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY15
HOLE DIAMETER1.690 INCHES MINIMUM AND 1.696 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

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 S10-10-3319?
S10-10-3319 is a WASHER,KEY.
What is the NSN for S10-10-3319?
S10-10-3319 is cataloged in the U.S. Government catalog under NSN 5310-00-032-6976. 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.