PartsTable
Technical Data Sheet
21645 ✓ 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 PAD-HANGER,TRUNION is a the manufacturer industrial component. Key specifications include eye_style: REGULAR ROUND EYE, sterility: STERILE, point_style: REVERSE CUTTING EDGE, size_designator: 5-0, special_features: OPERATING USE; DISPOSABLE, style_designator: 1/2 CIRCLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-050-4980, 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
21645
NSN: 5305-01-050-4980
FSC: 5305
CAGE: 60674 — MICROWAVE DEVICES INC (USA)
SPECIFICATIONS
eye_styleREGULAR ROUND EYE
sterilitySTERILE
point_styleREVERSE CUTTING EDGE
size_designator5-0
special_featuresOPERATING USE; DISPOSABLE
style_designator1/2 CIRCLE
surface_treatmentPASSIVATE OVERALL
unit_of_issue_cube0.0521 CUBIC FEET
unit_package_quantity144
immediate_container_typeDOUBLE PACKET, HEAT SEALED
needle_design_designationMARTIN UTERINE
immediate_container_quantity72
NSN5305-01-050-4980
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 21645 · 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
INTERNAL DRIVE STYLE: SLOT
THREAD QUANTITY PER INCH: 40
THREAD LENGTH: 0.325 INCHES MINIMUM IN
THREAD CLASS: 2A A
HEAD STYLE: ROUND
SCREW MATERIAL: STEEL COMP 1010
NOMINAL THREAD DIAMETER: 0.125 INCHES IN
SCREW SURFACE TREATMENT: CADMIUM AND CHROMATE
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL DRIVE STYLESLOT
THREAD QUANTITY PER INCH40
THREAD LENGTH0.325 INCHES MINIMUM IN
THREAD CLASS2A A
HEAD STYLEROUND
SCREW MATERIALSTEEL COMP 1010
NOMINAL THREAD DIAMETER0.125 INCHES IN
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE
HEAD DIAMETER0.217 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-+-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
216.045Interchangeable
interchangeable cross-reference
interchangeable
216.45Interchangeable
interchangeable cross-reference
interchangeable
216405Interchangeable
interchangeable cross-reference
interchangeable
2164-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21645?
21645 is a PAD-HANGER,TRUNION.
What parts can replace 21645?
There are 4 known substitutes for 21645: 216.045, 216.45, 216405 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21645?
21645 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-050-4980. This indicates validated use in U.S. government and defense supply chains.
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