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T320013745 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

T320013745: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, head_style: BUTTON, head_height: 0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.201 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN, thread_length: 0.200 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-357-6620, 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
T320013745
NSN: 5305-01-357-6620
FSC: 5305 — Screws
CAGE: 36090 — LOCKHEED MARTIN LIBRASCOPE CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
head_styleBUTTON
head_height0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.201 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN
thread_length0.200 INCHES NOMINAL IN
fastener_length0.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.0937 INCHES NOMINAL IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.164 INCHES IN
NSN5305-01-357-6620
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: T320013745 · 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: 0.0937 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.200 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD STYLE: BUTTON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.0937 INCHES NOMINAL IN
HEAD HEIGHT0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.200 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEBUTTON
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTPASSIVATE OVERALL
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 3
3179571-11Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
3179571-45Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DISC-02189-17Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 T320013745?
T320013745 is a SCREW,CAP,SOCKET HEAD.
What parts can replace T320013745?
There are 3 known substitutes for T320013745: 3179571-11, 3179571-45, DISC-02189-17. Substitute compatibility should be verified for your specific system.
What is the NSN for T320013745?
T320013745 is cataloged in the U.S. Government catalog under NSN 5305-01-357-6620. This indicates validated use in U.S. government and defense supply chains.
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