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31763-2 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

31763-2: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN NO. 2, head_height: 0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN, thread_length: 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, screw_material: COPPER ALLOY.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-266-8335, 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
31763-2
NSN: 5305-01-266-8335
FSC: 5305 — Screws
CAGE: 09004 — TRANSISTOR DEVICES INC DIV ASTRODYNE TDI HIGH POWER BUSINESS UNIT (USA)
SPECIFICATIONS
head_stylePAN NO. 2
head_height0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
thread_length0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
screw_materialCOPPER ALLOY
fastener_length0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentZINC AND CHROMATE
thread_quantity_per_inch32
NSN5305-01-266-8335
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 31763-2 · 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: 0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: ZINC AND CHROMATE
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: PAN NO. 2
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTZINC AND CHROMATE
FASTENER LENGTH0.250 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEPAN NO. 2
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.
5305-00-001-5016 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

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 31763-2?
31763-2 is a SCREW,MACHINE.
What is the NSN for 31763-2?
31763-2 is cataloged in the U.S. Government catalog under NSN 5305-01-266-8335. This indicates validated use in U.S. government and defense supply chains.
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