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N37797 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

N37797: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, grip_length: 0.125 INCHES NOMINAL IN, head_height: 0.226 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-388-0506, 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
N37797
NSN: 5306-01-388-0506
FSC: 5306 — Bolts
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
grip_length0.125 INCHES NOMINAL IN
head_height0.226 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN
thread_class2A A
thread_length0.750 INCHES NOMINAL IN
fastener_length0.875 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.544 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5306-01-388-0506
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: N37797 · 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: 0.226 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.875 INCHES NOMINAL IN
•
THREAD LENGTH: 0.750 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.125 INCHES NOMINAL IN
•
WIDTH BETWEEN FLATS: 0.544 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.226 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN
FASTENER LENGTH0.875 INCHES NOMINAL IN
THREAD LENGTH0.750 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.125 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.544 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
THREAD CLASS2A A
THREAD QUANTITY PER INCH16
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 7
18356N GRP8 PIECE 6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
18356B GROUP 6 PC NO. 6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
37797Reference document
Same NSN cross-reference
Reference document — Secondary reference
18356N PC 6Reference document
Same NSN cross-reference
Reference document — Secondary reference
18356N GRP 2 PC 6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
18356N GROUP 6 PC NO. 6Reference 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 N37797?
N37797 is a BOLT,MACHINE.
What parts can replace N37797?
There are 7 known substitutes for N37797: 18356N GRP8 PIECE 6, 18356B GROUP 6 PC NO. 6, 37797 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N37797?
N37797 is cataloged in the U.S. Government catalog under NSN 5306-01-388-0506. 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.