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2185238CL1 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

2185238CL1: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, head_style: HEXAGON, head_height: 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.575 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN, fastener_length: 0.581 INCHES MINIMUM AND 0.621 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-238-6380, 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
2185238CL1
NSN: 5306-01-238-6380
FSC: 5306 — Bolts
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
head_styleHEXAGON
head_height0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
thread_class3A A
thread_length0.575 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN
fastener_length0.581 INCHES MINIMUM AND 0.621 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
width_between_flats0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch28
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
material_document_and_classificationAMS 7471 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5306-01-238-6380
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 2185238CL1 · 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: 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.581 INCHES MINIMUM AND 0.621 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.575 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7471 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
FASTENER LENGTH0.581 INCHES MINIMUM AND 0.621 INCHES MAXIMUM IN
THREAD LENGTH0.575 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7471 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH28
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2185238CL1?
2185238CL1 is a BOLT,MACHINE.
What is the NSN for 2185238CL1?
2185238CL1 is cataloged in the U.S. Government catalog under NSN 5306-01-238-6380. 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.