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S1565-64179-001 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

S1565-64179-001: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.593 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN, insert_size: 0.375-24 UNF 3A A, thread_class: 3B, flange_thickness: 0.093 INCHES NOMINAL IN, special_features: DRILL 2 LOCKWIRE HOLES IN FLANGE 0.040 IN. DIA IN, style_designator: FLANGE.

This part is cataloged in the U.S. Government catalog under NSN 5325-00-340-4639, 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
S1565-64179-001
NSN: 5325-00-340-4639
FSC: 5325 — Fastening Devices
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
length0.593 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN
insert_size0.375-24 UNF 3A A
thread_class3B
flange_thickness0.093 INCHES NOMINAL IN
special_featuresDRILL 2 LOCKWIRE HOLES IN FLANGE 0.040 IN. DIA IN
style_designatorFLANGE
surface_treatmentANODIZE OVERALL
width_across_flats0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
nominal_thread_size0.250 INCHES IN
thread_quantity_per_inch28
thread_series_designatorUNF
surface_treatment_document_and_classificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5325-00-340-4639
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: S1565-64179-001 · 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: 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
•
LENGTH: 0.593 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
FLANGE THICKNESS: 0.093 INCHES NOMINAL IN
•
INSERT SIZE: 0.375-24 UNF 3A A
•
STYLE DESIGNATOR: FLANGE
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
LENGTH0.593 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
FLANGE THICKNESS0.093 INCHES NOMINAL IN
INSERT SIZE0.375-24 UNF 3A A
STYLE DESIGNATORFLANGE
NOMINAL THREAD SIZE0.250 INCHES IN
SPECIAL FEATURESDRILL 2 LOCKWIRE HOLES IN FLANGE 0.040 IN. DIA IN
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3B
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 1
S1565-64179-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 S1565-64179-001?
S1565-64179-001 is a INSERT,SCREW THREAD.
What parts can replace S1565-64179-001?
There is 1 known substitute for S1565-64179-001: S1565-64179-1. Substitute compatibility should be verified for your specific system.
What is the NSN for S1565-64179-001?
S1565-64179-001 is cataloged in the U.S. Government catalog under NSN 5325-00-340-4639. This indicates validated use in U.S. government and defense supply chains.
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