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704AS2783-2 — THUMBSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

704AS2783-2: THUMBSCREW.

The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: KNURLED NO. 1, point_style: FLAT, thread_class: 2A A, head_diameter: 0.500 INCHES NOMINAL IN, thread_length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-260-0422, 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
704AS2783-2
NSN: 5305-01-260-0422
FSC: 5305 — Screws
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleKNURLED NO. 1
point_styleFLAT
thread_class2A A
head_diameter0.500 INCHES NOMINAL IN
thread_length0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
special_featuresDRILL CONCENDRIC HOLE UNTHREADED TO HOUSE PIN WITH SPRING
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-260-0422
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 704AS2783-2 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: KNURLED NO. 1
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: FLAT
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEKNURLED NO. 1
THREAD DIRECTIONRIGHT-HAND
POINT STYLEFLAT
SPECIAL FEATURESDRILL CONCENDRIC HOLE UNTHREADED TO HOUSE PIN WITH SPRING
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD CLASS2A A
THREAD QUANTITY PER INCH20
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 1
SL-250-035-63Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 704AS2783-2?
704AS2783-2 is a THUMBSCREW.
What parts can replace 704AS2783-2?
There is 1 known substitute for 704AS2783-2: SL-250-035-63. Substitute compatibility should be verified for your specific system.
What is the NSN for 704AS2783-2?
704AS2783-2 is cataloged in the U.S. Government catalog under NSN 5305-01-260-0422. This indicates validated use in U.S. government and defense supply chains.
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