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E20474 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

E20474: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.083 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.217 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN, thread_length: 0.656 INCHES NOMINAL IN, screw_material: COPPER ALLOY. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-017-9657, 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
E20474
NSN: 5305-01-017-9657
FSC: 5305 — Screws
CAGE: D1379 — B/E AEROSPACE SYSTEMS GMBH DIV LIFE SUPPORT SYSTEMS EUROPE (DEU)
SPECIFICATIONS
head_styleFILLISTER
head_height0.083 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.217 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
thread_length0.656 INCHES NOMINAL IN
screw_materialCOPPER ALLOY
fastener_length0.696 INCHES MINIMUM AND 0.701 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.138 INCHES IN
screw_surface_treatmentNICKEL
thread_quantity_per_inch32
NSN5305-01-017-9657
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: E20474 · 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: 0.083 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: NICKEL
•
FASTENER LENGTH: 0.696 INCHES MINIMUM AND 0.701 INCHES MAXIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: ECLIPSALLOY88,COND 1/2 HARD MFR REF SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.656 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.083 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTNICKEL
FASTENER LENGTH0.696 INCHES MINIMUM AND 0.701 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONECLIPSALLOY88,COND 1/2 HARD MFR REF SINGLE MATERIAL RESPONSE
THREAD LENGTH0.656 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALCOPPER ALLOY
INTERNAL DRIVE STYLESLOT
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is E20474?
E20474 is a SCREW,MACHINE.
What is the NSN for E20474?
E20474 is cataloged in the U.S. Government catalog under NSN 5305-01-017-9657. This indicates validated use in U.S. government and defense supply chains.
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