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PWA51249-6 — BOLT,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

PWA51249-6: BOLT,EXTERNALLY RELIEVED BODY.

The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEXAGON, head_height: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.406 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN, fastener_length: 1.765 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-068-4115, 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
PWA51249-6
NSN: 5306-01-068-4115
FSC: 5306 — Bolts
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleHEXAGON
head_height0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
thread_class3A A
thread_length0.406 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
fastener_length1.765 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
width_between_flats0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
nominal_thread_diameter0.190 INCHES IN
first_diameter_from_head0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
thread_quantity_per_inch32
thread_series_designatorUNF
NSN5306-01-068-4115
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PWA51249-6 · 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
•
HEAD HEIGHT: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.765 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.406 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
•
FIRST DIAMETER FROM HEAD: 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
FASTENER LENGTH1.765 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
THREAD LENGTH0.406 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
FIRST DIAMETER FROM HEAD0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER1.359 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PWA51249-6?
PWA51249-6 is a BOLT,EXTERNALLY RELIEVED BODY.
What is the NSN for PWA51249-6?
PWA51249-6 is cataloged in the U.S. Government catalog under NSN 5306-01-068-4115. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.