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75A230641-2005 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

75A230641-2005: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: PAN NO. 2, grip_length: 1.120 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN, head_height: 0.180 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.7485 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5306-01-246-1807, 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
75A230641-2005
NSN: 5306-01-246-1807
FSC: 5306 — Bolts
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
head_stylePAN NO. 2
grip_length1.120 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN
head_height0.180 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.7485 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN
head_diameter1.125 INCHES NOMINAL IN
thread_length0.480 INCHES NOMINAL IN
fastener_length3.315 INCHES MINIMUM AND 3.325 INCHES MAXIMUM IN
special_featuresFURNISHED WITH GROOVEBETWEEN GRIP AND THREADED PORTION 0.100 IN. LONG,MIN. DIA. 0.529,MAX. DIA. 0.539 IN
thread_directionRIGHT-HAND
nominal_thread_diameter1.750 INCHES IN
NSN5306-01-246-1807
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 75A230641-2005 · 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: 0.180 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.315 INCHES MINIMUM AND 3.325 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.480 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 1.750 INCHES IN
•
HEAD STYLE: PAN NO. 2
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 1.120 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN
•
GRIP DIAMETER: 0.7485 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.180 INCHES NOMINAL IN
FASTENER LENGTH3.315 INCHES MINIMUM AND 3.325 INCHES MAXIMUM IN
THREAD LENGTH0.480 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER1.750 INCHES IN
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.120 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN
GRIP DIAMETER0.7485 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN
SPECIAL FEATURESFURNISHED WITH GROOVEBETWEEN GRIP AND THREADED PORTION 0.100 IN. LONG,MIN. DIA. 0.529,MAX. DIA. 0.539 IN
THREAD CLASS3A A
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 75A230641-2005?
75A230641-2005 is a BOLT,CLOSE TOLERANCE.
What is the NSN for 75A230641-2005?
75A230641-2005 is cataloged in the U.S. Government catalog under NSN 5306-01-246-1807. 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.