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PBF7521-6-17 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

PBF7521-6-17: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include end_item_identification: PACER DAWN, nominal_thread_diameter: 0.375 INCHES IN, thread_series_designator: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5306-01-381-6115, 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
PBF7521-6-17
NSN: 5306-01-381-6115
FSC: 5306 — Bolts
CAGE: 27624 — SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS (USA)
SPECIFICATIONS
end_item_identificationPACER DAWN
nominal_thread_diameter0.375 INCHES IN
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
NSN5306-01-381-6115
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PBF7521-6-17 · 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
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT FINE (UNJF)
TECHNICAL CHARACTERISTICS
NOMINAL THREAD DIAMETER0.375 INCHES IN
END ITEM IDENTIFICATIONPACER DAWN
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 2
5306-002-6-17Reference document
Same NSN cross-reference
Reference document — Secondary reference
H411-6-17Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PBF7521-6-17?
PBF7521-6-17 is a BOLT,CLOSE TOLERANCE.
What parts can replace PBF7521-6-17?
There are 2 known substitutes for PBF7521-6-17: 5306-002-6-17, H411-6-17. Substitute compatibility should be verified for your specific system.
What is the NSN for PBF7521-6-17?
PBF7521-6-17 is cataloged in the U.S. Government catalog under NSN 5306-01-381-6115. This indicates validated use in U.S. government and defense supply chains.
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