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521605 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

521605: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include overall_width: 0.540 INCHES MAXIMUM IN, overall_height: 0.165 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN, overall_length: 0.750 INCHES NOMINAL IN, special_features: MTG METHOD: PIN; MTG CONFG: PLUG IN, component_type_and_quantity: 2 CAPACITOR AND 1 BOARD AND 7 RESISTOR AND 3 TRANSISTOR. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-638-3469, 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
521605
NSN: 5305-00-638-3469
NIINs: 006383469, 010143680
FSC: 5305 — Screws
CAGE: 03104 — TELEDYNE BROWN ENGINEERING, INC. DBA TELEDYNE TURBINE ENGINES DIV TELEDYNE TURBINE ENGINES (USA)
SPECIFICATIONS
overall_width0.540 INCHES MAXIMUM IN
overall_height0.165 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
overall_length0.750 INCHES NOMINAL IN
special_featuresMTG METHOD: PIN; MTG CONFG: PLUG IN
component_type_and_quantity2 CAPACITOR AND 1 BOARD AND 7 RESISTOR AND 3 TRANSISTOR
NSN5305-00-638-3469
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 521605 · 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
•
HEAD HEIGHT: 0.100 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.380 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5080 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.280 INCHES MAXIMUM IN
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HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
FEATURES PROVIDED: CASEHARDENED
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.100 INCHES NOMINAL IN
FASTENER LENGTH0.380 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5080 ASSN STD SINGLE MATERIAL RESPONSE
THREAD LENGTH0.280 INCHES MAXIMUM IN
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
NOMINAL THREAD DIAMETER0.164 INCHES IN
FEATURES PROVIDEDCASEHARDENED
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.252 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 521605?
521605 is a SCREW,MACHINE.
What is the NSN for 521605?
521605 is cataloged in the U.S. Government catalog under NSN 5305-00-638-3469. This indicates validated use in U.S. government and defense supply chains.
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