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660178 — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

660178: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.258 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN, material: STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1080 OR STEEL COMP 1086 OR STEEL COMP 1095 OVERALL, overall_length: 1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN, shear_strength: 7700 DOUBLE POUND, hardness_rating: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL, style_designator: SLOTTED. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-663-1302, 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
660178
NSN: 5315-00-663-1302
NIINs: 006631302, 008445836
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
diameter0.258 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN
materialSTEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1080 OR STEEL COMP 1086 OR STEEL COMP 1095 OVERALL
overall_length1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN
shear_strength7700 DOUBLE POUND
hardness_rating46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSLOTTED
surface_treatmentCADMIUM AND CHROMATE OVERALL
material_thickness0.048 INCHES MINIMUM IN
end_item_identificationA4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationQQ-P-416,TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-663-1302
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 660178 · 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
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: SLOTTED
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
DIAMETER: 0.250 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.048 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 80205-NAS561 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
SHEAR STRENGTH: 7700 DOUBLE POUNDS PER SQUARE INCH
TECHNICAL CHARACTERISTICS
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORSLOTTED
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
DIAMETER0.250 INCHES NOMINAL IN
OVERALL LENGTH1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN
MATERIAL THICKNESS0.048 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA80205-NAS561 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SHEAR STRENGTH7700 DOUBLE POUNDS PER SQUARE INCH
MATERIALSTEEL COMP 1070 OR STEEL COMP 1071 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 OR STEEL COMP 1095 OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
59-048-250-1250Reference document
Same NSN cross-reference
Reference document — Secondary reference
480 767Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 660178?
660178 is a PIN,SPRING.
What parts can replace 660178?
There are 2 known substitutes for 660178: 59-048-250-1250, 480 767. Substitute compatibility should be verified for your specific system.
What is the NSN for 660178?
660178 is cataloged in the U.S. Government catalog under NSN 5315-00-663-1302. This indicates validated use in U.S. government and defense supply chains.
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