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661098 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

661098: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include point_style: FLAT, thread_class: 3A A, thread_length: 1.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN, fastener_length: 1.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN, special_features: THREADS INTERRUPTED BY UNDERCUT 0.290 IN. MIN,0.320 IN.

MAX FROM DRIVE END IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S. Government catalog under NSN 5305-00-970-6712, 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
661098
NSN: 5305-00-970-6712
FSC: 5305 — Screws
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
point_styleFLAT
thread_class3A A
thread_length1.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
fastener_length1.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
special_featuresTHREADS INTERRUPTED BY UNDERCUT 0.290 IN. MIN,0.320 IN. MAX FROM DRIVE END IN
surface_treatmentPASSIVATE OVERALL
width_across_flats0.156 INCHES MINIMUM AND 0.168 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.312 INCHES IN
thread_quantity_per_inch24
thread_series_designatorUNF
NSN5305-00-970-6712
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 661098 · 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
•
WIDTH ACROSS FLATS: 0.156 INCHES MINIMUM AND 0.168 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
POINT STYLE: FLAT
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
INTERNAL DRIVE STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.156 INCHES MINIMUM AND 0.168 INCHES MAXIMUM IN
FASTENER LENGTH1.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
THREAD LENGTH1.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
POINT STYLEFLAT
SPECIAL FEATURESTHREADS INTERRUPTED BY UNDERCUT 0.290 IN. MIN,0.320 IN. MAX FROM DRIVE END IN
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLEHEXAGON
THREAD CLASS3A A
THREAD QUANTITY PER INCH24
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 661098?
661098 is a SETSCREW.
What is the NSN for 661098?
661098 is cataloged in the U.S. Government catalog under NSN 5305-00-970-6712. This indicates validated use in U.S. government and defense supply chains.
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