PartsTable
Technical Data Sheet
PartsTable / MRO / 328-4
328-4 ✓ Verified by PartsTable
Siku · MRO · MRO_GENERAL
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 CONNECTOR,PLUG,ELECTRICAL is a Siku industrial component. Key specifications include material: RUBBER OVERALL, body_style: STRAIGHT SHAPE, INTERNAL COUPLING, head_style: FLAT COUNTERSUNK, shell_type: SOLID, thread_class: 2A A, head_diameter: 0.257 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-013-3418, 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
MRO→ MRO_GENERAL→ 328-4
NSN: 5305-00-013-3418
FSC: 5305
CAGE: 56705 — DONALLCO INC (USA)
SPECIFICATIONS
materialRUBBER OVERALL
body_styleSTRAIGHT SHAPE, INTERNAL COUPLING
head_styleFLAT COUNTERSUNK
shell_typeSOLID
thread_class2A A
head_diameter0.257 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
largest_width0.188 INCHES SINGLE END IN
overall_width0.312 INCHES IN
physical_formCRYSTAL
terminal_typeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
thread_length0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
overall_height0.890 INCHES NOMINAL IN
NSN5305-00-013-3418
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 328-4 · Siku ⚠ 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
•
MINIMUM TENSILE STRENGTH: 60000 POUNDS PER SQUARE INCH LBS
•
SCREW SURFACE TREATMENT: CADMIUM
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-634 FED SPEC ALL MATERIAL RESPONSES
•
COUNTERSINK ANGLE: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
•
INTERNAL DRIVE STYLE: SLOT
•
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL C FED SPEC SINGLE TREATMENT RESPONSE
•
THREAD QUANTITY PER INCH: 32
•
HEAD DIAMETER: 0.257 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM TENSILE STRENGTH60000 POUNDS PER SQUARE INCH LBS
SCREW SURFACE TREATMENTCADMIUM
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-634 FED SPEC ALL MATERIAL RESPONSES
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLESLOT
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL C FED SPEC SINGLE TREATMENT RESPONSE
THREAD QUANTITY PER INCH32
HEAD DIAMETER0.257 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATAI TYPE AND 2S STYLE
NOMINAL THREAD DIAMETER0.138 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
1038000A000-002Interchangeable
interchangeable cross-reference
interchangeable
3284Interchangeable
interchangeable cross-reference
interchangeable
1038-000-A000-2Interchangeable
interchangeable cross-reference
interchangeable
0A498Interchangeable
interchangeable cross-reference
interchangeable
2-118 N304-75Interchangeable
interchangeable cross-reference
interchangeable
11-106118Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 328-4?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 328-4?
328-4 is a CONNECTOR,PLUG,ELECTRICAL manufactured by Siku. It is classified as a MRO (MRO_GENERAL).
What parts can replace 328-4?
There are 19 known substitutes for 328-4: 1038000A000-002, 3284, 1038-000-A000-2 and 16 more. Substitute compatibility should be verified for your specific system.
Is 328-4 still available?
328-4 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 328-4

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026