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Technical Data Sheet

218-16-SS-1/4-28 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

218-16-SS-1/4-28: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.435 INCHES NOMINAL IN, material: STEEL COMP 303 OVERALL, insert_size: 0.500 INCH O.D IN, thread_class: 2B, nominal_thread_size: 0.250 INCHES IN, end_item_identification: PANEL ENCLOSURE. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-613-5183, 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
218-16-SS-1/4-28
NSN: 5325-01-613-5183
FSC: 5325 — Fastening Devices
CAGE: 57177 — PROMPTUS ELECTONIC HARDWARE INC (USA)
SPECIFICATIONS
length0.435 INCHES NOMINAL IN
materialSTEEL COMP 303 OVERALL
insert_size0.500 INCH O.D IN
thread_class2B
nominal_thread_size0.250 INCHES IN
end_item_identificationPANEL ENCLOSURE
thread_quantity_per_inch28
thread_series_designatorUNF
material_document_and_classificationQQ-S-764 CONDITION A (303) FED SPEC SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyPANEL SCREW RETAINER
NSN5325-01-613-5183
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 218-16-SS-1/4-28 · 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
•
LENGTH: 0.435 INCHES NOMINAL IN
•
INSERT SIZE: 0.500 INCH O.D IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 CONDITION A (303) FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 28
TECHNICAL CHARACTERISTICS
LENGTH0.435 INCHES NOMINAL IN
INSERT SIZE0.500 INCH O.D IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 CONDITION A (303) FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD SIZE0.250 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPANEL SCREW RETAINER
THREAD CLASS2B
END ITEM IDENTIFICATIONPANEL ENCLOSURE
THREAD QUANTITY PER INCH28
MATERIALSTEEL COMP 303 OVERALL
THREAD SERIES DESIGNATORUNF
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 1
7517E89 FIND 13Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 218-16-SS-1/4-28?
218-16-SS-1/4-28 is a INSERT,SCREW THREAD.
What parts can replace 218-16-SS-1/4-28?
There is 1 known substitute for 218-16-SS-1/4-28: 7517E89 FIND 13. Substitute compatibility should be verified for your specific system.
What is the NSN for 218-16-SS-1/4-28?
218-16-SS-1/4-28 is cataloged in the U.S. Government catalog under NSN 5325-01-613-5183. This indicates validated use in U.S. government and defense supply chains.
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