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17-21076-00 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

17-21076-00: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.656 INCHES NOMINAL IN, outside_diameter: 1.000 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.036 INCHES NOMINAL IN, external_straight_key_width: 0.219 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-335-9368, 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
17-21076-00
NSN: 5310-00-335-9368
FSC: 5310 — Nuts and Washers
CAGE: 62860 — PENN POWER GROUP LLC DIV GOVERNMENT SERVICES DEPARTMENT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.656 INCHES NOMINAL IN
outside_diameter1.000 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.036 INCHES NOMINAL IN
external_key_quantity5
external_straight_key_width0.219 INCHES NOMINAL IN
overall_distance_including_keys1.750 INCHES NOMINAL IN
material_document_and_classificationVA-03-14 FSCM 10855 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-335-9368
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 17-21076-00 · 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: 1.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: VA-03-14 FSCM 10855 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.036 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.219 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 5
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL DISTANCE INCLUDING KEYS1.750 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONVA-03-14 FSCM 10855 MFR REF SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.036 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.219 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY5
MATERIALSTEEL OVERALL
HOLE DIAMETER0.656 INCHES NOMINAL 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 17-21076-00?
17-21076-00 is a WASHER,KEY.
What is the NSN for 17-21076-00?
17-21076-00 is cataloged in the U.S. Government catalog under NSN 5310-00-335-9368. 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.