PartsTable
Technical Data Sheet
02688 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RESISTOR SET,MATCHED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, thread_length: 0.623 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-526-2347, 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
MRO MRO_GENERAL 02688
NSN: 5305-00-526-2347
FSC: 5305
CAGE: FAAC7 — MELUN HYDRAULIQUE (FRA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
thread_length0.623 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
fastener_length0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
hardness_rating38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
resistor_quantity3
surface_treatmentOXIDE OVERALL
width_across_flats0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
NSN5305-00-526-2347
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 02688 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
SURFACE TREATMENT: OXIDE OVERALL
THREAD QUANTITY PER INCH: 18
SPECIFICATION/STANDARD DATA: 80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MATERIAL: STEEL OVERALL
INTERNAL DRIVE STYLE: HEXAGON
HEAD DIAMETER: 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTOXIDE OVERALL
THREAD QUANTITY PER INCH18
SPECIFICATION/STANDARD DATA80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MATERIALSTEEL OVERALL
INTERNAL DRIVE STYLEHEXAGON
HEAD DIAMETER0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEFLAT CHAMFER
MINIMUM TENSILE STRENGTH170000 POUNDS PER SQUARE INCH LBS
WIDTH ACROSS FLATS0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
2688Interchangeable
interchangeable cross-reference
interchangeable
799131Interchangeable
interchangeable cross-reference
interchangeable
C3R78P271KInterchangeable
interchangeable cross-reference
interchangeable
72124Interchangeable
interchangeable cross-reference
interchangeable
RH25X000K8R000HInterchangeable
interchangeable cross-reference
interchangeable
RER70F8R06RInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 02688?
02688 is a RESISTOR SET,MATCHED. It is classified as a MRO (MRO_GENERAL).
What parts can replace 02688?
There are 14 known substitutes for 02688: 2688, 799131, C3R78P271K and 11 more. Substitute compatibility should be verified for your specific system.
Is 02688 still available?
02688 is currently cancelled.
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