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56666 — CLAMP ASSY

✓ Government record, cited
Bestway · NUT WASHER
PRODUCT OVERVIEW

56666: CLAMP ASSY.

The CLAMP ASSY is a Bestway industrial component. Key specifications include inside_width: 5.250 INCHES NOMINAL IN, inside_length: 7.250 INCHES NOMINAL IN, style_designator: HIGH-CUT DIAGONAL SEAM, supplementary_features: COLOR IS CANARY, post-consumer_recovered_materials_percentage: 30.0. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-209-3319, 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
56666
NSN: 5310-00-209-3319
NIINs: 002093319, 007753976, 007928670, 016088270
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
inside_width5.250 INCHES NOMINAL IN
inside_length7.250 INCHES NOMINAL IN
style_designatorHIGH-CUT DIAGONAL SEAM
supplementary_featuresCOLOR IS CANARY
post-consumer_recovered_materials_percentage30.0
NSN5310-00-209-3319
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 56666 · Bestway ⚠ 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
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OVERALL DIAMETER: 0.278 INCHES MINIMUM AND 0.284 INCHES MAXIMUM IN
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MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5518 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
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SURFACE TREATMENT: PASSIVATE OVERALL
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PERIPHERAL SHAPE STYLE: ROUND
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MATERIAL: STEEL COMP 301 OVERALL
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CENTER HOLE SHAPE STYLE: ROUND
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HOLE DIAMETER: 0.166 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.278 INCHES MINIMUM AND 0.284 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5518 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTPASSIVATE OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 301 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.166 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
THICKNESS0.027 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 56666?
56666 is a CLAMP ASSY manufactured by Bestway.
What is the NSN for 56666?
56666 is cataloged in the U.S. Government catalog under NSN 5310-00-209-3319. This indicates validated use in U.S. government and defense supply chains.
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