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K8902-6 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

K8902-6: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN, material: STEEL COMP 630 OVERALL, insert_size: 0.438-20 UNF 3A A, thread_class: 3B, style_designator: PLAIN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-971-7617, 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
K8902-6
NSN: 5325-00-971-7617
FSC: 5325 — Fastening Devices
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
length0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN
materialSTEEL COMP 630 OVERALL
insert_size0.438-20 UNF 3A A
thread_class3B
style_designatorPLAIN
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.375 INCHES IN
thread_quantity_per_inch33
thread_series_designatorUNF
material_document_and_classification17-4PH,ARMCO STEEL CO MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5325-00-971-7617
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: K8902-6 · 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: 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN
•
INSERT SIZE: 0.438-20 UNF 3A A
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 17-4PH,ARMCO STEEL CO MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
THREAD CLASS: 3B
•
THREAD QUANTITY PER INCH: 33
TECHNICAL CHARACTERISTICS
LENGTH0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN
INSERT SIZE0.438-20 UNF 3A A
STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATION17-4PH,ARMCO STEEL CO MFR REF SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD SIZE0.375 INCHES IN
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
THREAD QUANTITY PER INCH33
MATERIALSTEEL COMP 630 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
2994738-21Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 K8902-6?
K8902-6 is a INSERT,SCREW THREAD.
What parts can replace K8902-6?
There is 1 known substitute for K8902-6: 2994738-21. Substitute compatibility should be verified for your specific system.
What is the NSN for K8902-6?
K8902-6 is cataloged in the U.S. Government catalog under NSN 5325-00-971-7617. This indicates validated use in U.S. government and defense supply chains.
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