PartsTable
Technical Data Sheet
PartsTable / MRO / 145-6-4
145-6-4 ✓ Verified by PartsTable
Trust · 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

- Compact keyboard with classic layout for intuitive typing<br>- 3 extra keys: power, sleep and wake up<br>- Suitable for all computers with PS/2 connection. Key specifications include material: RUBBER SYNTHETIC, head_style: FLAT COUNTERSUNK, design_type: SINGLE CENTRALLY LOCATED HOLE, thread_class: 2A A, body_material: PLASTIC, head_diameter: 0.249 INCHES MINIMUM AND 0.279 INCHES MAXIMUM 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 5305-00-151-2649, 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→ 145-6-4
NSN: 5305-00-151-2649
FSC: 5305
CAGE: 12527 — VICLAD INDUSTRIES INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
head_styleFLAT COUNTERSUNK
design_typeSINGLE CENTRALLY LOCATED HOLE
thread_class2A A
body_materialPLASTIC
head_diameter0.249 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
physical_formLIQUID
thread_length0.200 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
overall_height1.375 INCHES NOMINAL IN
overall_length0.750 INCHES NOMINAL IN
screw_materialSTEEL OR STEEL COMP 1010
fastener_length0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NSN5305-00-151-2649
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 145-6-4 · Trust ⚠ 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: 55000 POUNDS PER SQUARE INCH LBS
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
•
FASTENER LENGTH: 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.200 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
COUNTERSINK ANGLE: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
•
SCREW SURFACE TREATMENT: CADMIUM
•
HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM TENSILE STRENGTH55000 POUNDS PER SQUARE INCH LBS
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
FASTENER LENGTH0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
THREAD LENGTH0.200 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
SCREW SURFACE TREATMENTCADMIUM
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH40
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
M2RS1Interchangeable
interchangeable cross-reference
interchangeable
B107.16M TY2CL2Interchangeable
interchangeable cross-reference
interchangeable
B107.16 TY2CL2Interchangeable
interchangeable cross-reference
interchangeable
14564Interchangeable
interchangeable cross-reference
interchangeable
A14564Interchangeable
interchangeable cross-reference
interchangeable
30530Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 145-6-4?
145-6-4 is a ADAPTER,STRAIGHT,PIPE TO TUBE manufactured by Trust. It is classified as a MRO (MRO_GENERAL).
What parts can replace 145-6-4?
There are 10 known substitutes for 145-6-4: M2RS1, B107.16M TY2CL2, B107.16 TY2CL2 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 145-6-4?
145-6-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-151-2649. 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