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7688705 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

7688705: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 430 OVERALL, hole_diameter: 1.935 INCHES MINIMUM AND 1.945 INCHES MAXIMUM IN, outside_diameter: 2.105 INCHES NOMINAL IN, style_designator: KEY, surface_treatment: PASSIVATE OVERALL, material_thickness: 0.032 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-768-8705, 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
7688705
NSN: 5310-00-768-8705
FSC: 5310 — Nuts and Washers
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 430 OVERALL
hole_diameter1.935 INCHES MINIMUM AND 1.945 INCHES MAXIMUM IN
outside_diameter2.105 INCHES NOMINAL IN
style_designatorKEY
surface_treatmentPASSIVATE OVERALL
material_thickness0.032 INCHES NOMINAL IN
external_key_quantity17
external_prebent_key_width0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
internal_prebent_key_width0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
internal_prebent_key_length0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
overall_distance_including_keys2.296 INCHES NOMINAL IN
material_document_and_classificationQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-768-8705
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7688705 · 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: 171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
•
INTERNAL PREBENT KEY WIDTH: 0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
•
OVERALL DISTANCE INCLUDING KEYS: 2.296 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 2.105 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.032 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 17
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
INTERNAL PREBENT KEY WIDTH0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
OVERALL DISTANCE INCLUDING KEYS2.296 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER2.105 INCHES NOMINAL IN
MATERIAL THICKNESS0.032 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY17
INTERNAL PREBENT KEY LENGTH0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM 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 1
5310007688705Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 7688705?
7688705 is a WASHER,KEY.
What parts can replace 7688705?
There is 1 known substitute for 7688705: 5310007688705. Substitute compatibility should be verified for your specific system.
What is the NSN for 7688705?
7688705 is cataloged in the U.S. Government catalog under NSN 5310-00-768-8705. This indicates validated use in U.S. government and defense supply chains.
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