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131185-09 — SCREW,INSTRUMENT

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

131185-09: SCREW,INSTRUMENT.

The SCREW,INSTRUMENT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303SE OVERALL, head_style: FLAT COUNTERSUNK, head_diameter: 0.061 INCHES MINIMUM IN, thread_length: 0.125 INCHES MINIMUM IN, fastener_length: 0.340 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-899-7728, 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
131185-09
NSN: 5305-00-899-7728
FSC: 5305 — Screws
CAGE: 35351 — GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 303SE OVERALL
head_styleFLAT COUNTERSUNK
head_diameter0.061 INCHES MINIMUM IN
thread_length0.125 INCHES MINIMUM IN
fastener_length0.340 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle82.0 DEGREES NOMINAL
surface_treatmentPASSIVATE OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.9 MILLIMETERS MM
thread_quantity_per_inch113
thread_series_designatorUNM
NSN5305-00-899-7728
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 131185-09 · 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
•
FASTENER LENGTH: 0.340 INCHES NOMINAL IN
•
THREAD PITCH IN MILLIMETERS: 0.0297
•
THREAD LENGTH: 0.125 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.9 MILLIMETERS MM
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.340 INCHES NOMINAL IN
THREAD PITCH IN MILLIMETERS0.0297
THREAD LENGTH0.125 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.9 MILLIMETERS MM
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLESLOT
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 131185-09?
131185-09 is a SCREW,INSTRUMENT.
What is the NSN for 131185-09?
131185-09 is cataloged in the U.S. Government catalog under NSN 5305-00-899-7728. This indicates validated use in U.S. government and defense supply chains.
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