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11602373 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

11602373: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 316 OVERALL, hole_diameter: 0.760 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN, style_designator: KEY, external_straight_key_width: 0.500 INCHES NOMINAL IN, overall_distance_including_keys: 2.620 INCHES NOMINAL IN, material_document_and_classification: QQ-S-766,T1/4 FED SPEC ALL MATERIAL RESPONSES OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-880-6002, 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
11602373
NSN: 5310-00-880-6002
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 316 OVERALL
hole_diameter0.760 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
style_designatorKEY
external_straight_key_width0.500 INCHES NOMINAL IN
overall_distance_including_keys2.620 INCHES NOMINAL IN
material_document_and_classificationQQ-S-766,T1/4 FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5310-00-880-6002
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11602373 · 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: 2.620 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766,T1/4 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
EXTERNAL STRAIGHT KEY WIDTH: 0.500 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 316 OVERALL
•
HOLE DIAMETER: 0.760 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DISTANCE INCLUDING KEYS2.620 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766,T1/4 FED SPEC ALL MATERIAL RESPONSES OVERALL
EXTERNAL STRAIGHT KEY WIDTH0.500 INCHES NOMINAL IN
MATERIALSTEEL COMP 302 OR STEEL COMP 316 OVERALL
HOLE DIAMETER0.760 INCHES MINIMUM AND 0.780 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 11602373?
11602373 is a WASHER,KEY.
What is the NSN for 11602373?
11602373 is cataloged in the U.S. Government catalog under NSN 5310-00-880-6002. 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.