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3M1275E4D2A — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3M1275E4D2A: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.125 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN, head_diameter: 0.4970 INCHES MINIMUM AND 0.5066 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-615-8867, 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
3M1275E4D2A
NSN: 5306-01-615-8867
FSC: 5306 — Bolts
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleFLAT COUNTERSUNK
grip_length0.125 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN
head_diameter0.4970 INCHES MINIMUM AND 0.5066 INCHES MAXIMUM IN
thread_length0.415 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
fastener_length0.535 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
special_featuresRECESS PER NAS1800
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
end_item_identificationF/A-18 E/F
NSN5306-01-615-8867
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3M1275E4D2A · 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
•
FASTENER LENGTH: 0.535 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.415 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.125 INCHES NOMINAL IN
•
GRIP DIAMETER: 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.535 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
THREAD LENGTH0.415 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.125 INCHES NOMINAL IN
GRIP DIAMETER0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN
SPECIAL FEATURESRECESS PER NAS1800
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH LBS
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
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 3
TX1026E4D2ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
WC1275E4D2ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
11857E4D2ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3M1275E4D2A?
3M1275E4D2A is a BOLT,SHEAR.
What parts can replace 3M1275E4D2A?
There are 3 known substitutes for 3M1275E4D2A: TX1026E4D2A, WC1275E4D2A, 11857E4D2A. Substitute compatibility should be verified for your specific system.
What is the NSN for 3M1275E4D2A?
3M1275E4D2A is cataloged in the U.S. Government catalog under NSN 5306-01-615-8867. This indicates validated use in U.S. government and defense supply chains.
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