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156015P25 — BOLT,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

156015P25: 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: DEE CHAMFER, head_height: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, thread_class: 1A A, head_diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, thread_length: 0.500 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-930-2214, 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
156015P25
NSN: 5306-00-930-2214
FSC: 5306 — Bolts
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleDEE CHAMFER
head_height0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
thread_class1A A
head_diameter0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
thread_length0.500 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
fastener_length1.210 INCHES MINIMUM AND 1.230 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
nominal_thread_diameter0.438 INCHES IN
first_diameter_from_head0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
thread_quantity_per_inch20
thread_series_designatorUNF
NSN5306-00-930-2214
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 156015P25 · 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: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.210 INCHES MINIMUM AND 1.230 INCHES MAXIMUM IN
•
DISTANCE FROM CENTERLINE TO FLAT: 0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.500 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
•
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER: 0.650 INCHES MINIMUM AND 0.710 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
FASTENER LENGTH1.210 INCHES MINIMUM AND 1.230 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO FLAT0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
THREAD LENGTH0.500 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.650 INCHES MINIMUM AND 0.710 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.438 INCHES IN
HEAD STYLEDEE CHAMFER
THREAD DIRECTIONRIGHT-HAND
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 156015P25?
156015P25 is a BOLT,EXTERNALLY RELIEVED BODY.
What is the NSN for 156015P25?
156015P25 is cataloged in the U.S. Government catalog under NSN 5306-00-930-2214. 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.