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P39CRB440R3E — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

P39CRB440R3E: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.191 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN, thread_length: 0.069 INCHES MINIMUM AND 0.139 INCHES MAXIMUM IN, fastener_length: 0.168 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN, locking_feature: PATCH THREADS. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-159-4488, 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
P39CRB440R3E
NSN: 5305-01-159-4488
FSC: 5305 — Screws
CAGE: 26233 — NYLOK LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 304L OVERALL
head_styleFLAT COUNTERSUNK
thread_class3A A
head_diameter0.191 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
thread_length0.069 INCHES MINIMUM AND 0.139 INCHES MAXIMUM IN
fastener_length0.168 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
locking_featurePATCH THREADS
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM
surface_treatmentPASSIVATE OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.112 INCHES IN
NSN5305-01-159-4488
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: P39CRB440R3E · 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: 0.168 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.069 INCHES MINIMUM AND 0.139 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
LOCKING FEATURE: PATCH THREADS
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.168 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
THREAD LENGTH0.069 INCHES MINIMUM AND 0.139 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREPATCH THREADS
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM
THREAD CLASS3A A
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 P39CRB440R3E?
P39CRB440R3E is a SCREW,CAP,SOCKET HEAD.
What is the NSN for P39CRB440R3E?
P39CRB440R3E is cataloged in the U.S. Government catalog under NSN 5305-01-159-4488. This indicates validated use in U.S. government and defense supply chains.
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