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Technical Data Sheet
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PL18 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: STRAIGHT SHAPE, head_style: FLAT CHAMFER, shell_type: SOLID, overall_width: 1.250 INCHES NOMINAL IN, terminal_type: SCREW SINGLE MATING END ALL CONTACT GROUPINGS, overall_height: 0.938 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-273-5542, 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
PL18
NSN: 5305-00-273-5542
FSC: 5305
CAGE: 29440 — W. M. BERG, INC. (USA)
SPECIFICATIONS
body_styleSTRAIGHT SHAPE
head_styleFLAT CHAMFER
shell_typeSOLID
overall_width1.250 INCHES NOMINAL IN
terminal_typeSCREW SINGLE MATING END ALL CONTACT GROUPINGS
overall_height0.938 INCHES NOMINAL IN
overall_length1.875 INCHES NOMINAL IN
shell_materialIRON
shoulder_shapeROUND FIRST SHOULDER
insert_materialRUBBER SINGLE MATING END
special_featuresWEAPON SYSTEM ESSENTIAL
terminal_locationBACK SINGLE MATING END ALL CONTACT GROUPINGS
NSN5305-00-273-5542
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PL18 · 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
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HEAD STYLE: FLAT CHAMFER
•
INTERNAL DRIVE STYLE: SLOT
TECHNICAL CHARACTERISTICS (FLIS)
SHOULDER SHAPEROUND FIRST SHOULDER
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLESLOT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
49844Interchangeable
interchangeable cross-reference
interchangeable
991861Interchangeable
interchangeable cross-reference
interchangeable
GE2711Interchangeable
interchangeable cross-reference
interchangeable
618292-3Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PL18?
PL18 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace PL18?
There are 4 known substitutes for PL18: 49844, 991861, GE2711 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PL18?
PL18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-273-5542. 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