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Technical Data Sheet
PartsTable / COMPONENT / 4-1PALT1PC49
4-1PALT1PC49 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, hole_type: DRILLED, head_style: KNURLED NO. 1, head_height: 0.250 INCHES NOMINAL IN, point_style: OVAL, thread_class: 2A A.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-314-3541, 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
4-1PALT1PC49
NSN: 5305-00-314-3541
FSC: 5305
CAGE: 47496 — THE DEWEY ELECTRONICS CORPORATION DIV PITOMETER LOG DIVISION (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
hole_typeDRILLED
head_styleKNURLED NO. 1
head_height0.250 INCHES NOMINAL IN
point_styleOVAL
thread_class2A A
head_diameter0.500 INCHES NOMINAL IN
hole_diameter0.067 INCHES NOMINAL IN
hole_quantity6
thread_length0.683 INCHES MINIMUM AND 0.693 INCHES MAXIMUM IN
fastener_length0.683 INCHES MINIMUM AND 0.693 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
NSN5305-00-314-3541
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4-1PALT1PC49 · 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
•
HOLE QUANTITY: 6
•
HEAD STYLE: KNURLED NO. 1
•
MATERIAL: COPPER ALLOY OVERALL
•
HOLE CONFIGURATION STYLE: WING
•
THREAD CLASS: 2A A
•
THREAD LENGTH: 0.683 INCHES MINIMUM AND 0.693 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 40
•
HOLE TYPE: DRILLED
TECHNICAL CHARACTERISTICS (FLIS)
HOLE QUANTITY6
HEAD STYLEKNURLED NO. 1
MATERIALCOPPER ALLOY OVERALL
HOLE CONFIGURATION STYLEWING
THREAD CLASS2A A
THREAD LENGTH0.683 INCHES MINIMUM AND 0.693 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH40
HOLE TYPEDRILLED
POINT STYLEOVAL
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
S628Interchangeable
interchangeable cross-reference
interchangeable
GGG-S-190 STBInterchangeable
interchangeable cross-reference
interchangeable
148067930Interchangeable
interchangeable cross-reference
interchangeable
17100AInterchangeable
interchangeable cross-reference
interchangeable
F6345Interchangeable
interchangeable cross-reference
interchangeable
5-3PC49Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-1PALT1PC49?
4-1PALT1PC49 is a THUMBSCREW.
What parts can replace 4-1PALT1PC49?
There are 14 known substitutes for 4-1PALT1PC49: S628, GGG-S-190 STB, 148067930 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-1PALT1PC49?
4-1PALT1PC49 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-314-3541. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026