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1561M97P01 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1561M97P01: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT EXTENDED WASHER, head_height: 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN, fastener_length: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND, shank_unthreaded_hole_diameter: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM FIRST HOLE IN, distance_from_head_largest_bearing_surface_to_shank_hole_center: 0.555 INCHES MINIMUM AND 0.565 INCHES MAXIMUM FIRST HOLE IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-327-0361, 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
1561M97P01
NSN: 5306-01-327-0361
FSC: 5306 — Bolts
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
head_styleFLAT EXTENDED WASHER
head_height0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
fastener_length0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
shank_unthreaded_hole_diameter0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM FIRST HOLE IN
distance_from_head_largest_bearing_surface_to_shank_hole_center0.555 INCHES MINIMUM AND 0.565 INCHES MAXIMUM FIRST HOLE IN
NSN5306-01-327-0361
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1561M97P01 · 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: 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM FIRST HOLE IN
•
HEAD STYLE: FLAT EXTENDED WASHER
•
THREAD DIRECTION: RIGHT-HAND
•
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER: 0.555 INCHES MINIMUM AND 0.565 INCHES MAXIMUM FIRST HOLE IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
FASTENER LENGTH0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM FIRST HOLE IN
HEAD STYLEFLAT EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER0.555 INCHES MINIMUM AND 0.565 INCHES MAXIMUM FIRST HOLE IN
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1561M97P01?
1561M97P01 is a BOLT,MACHINE.
What is the NSN for 1561M97P01?
1561M97P01 is cataloged in the U.S. Government catalog under NSN 5306-01-327-0361. 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.