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Technical Data Sheet
PartsTable / COMPONENT / AN74-7
AN74-7 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL, hole_type: DRILLED, head_style: HEXAGON, grip_length: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, head_height: 0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN, thread_class: 3A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-151-1081, 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
AN74-7
NSN: 5306-00-151-1081
FSC: 5306
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL
hole_typeDRILLED
head_styleHEXAGON
grip_length0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
head_height0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN
thread_class3A A
hole_diameter0.070 INCHES NOMINAL IN
hole_quantity6
thread_length0.501 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN
fastener_length0.891 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
NSN5306-00-151-1081
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AN74-7 · 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
•
HOLE QUANTITY: 6
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD QUANTITY PER INCH: 28
•
HOLE DIAMETER: 0.070 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
WIDTH BETWEEN FLATS: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
HOLE CONFIGURATION STYLE: HEXAGON FLATS
TECHNICAL CHARACTERISTICS (FLIS)
HOLE QUANTITY6
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
HOLE DIAMETER0.070 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
HOLE CONFIGURATION STYLEHEXAGON FLATS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL
THREAD LENGTH0.501 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
AN7-47Interchangeable
interchangeable cross-reference
interchangeable
23-3-0-7Interchangeable
interchangeable cross-reference
interchangeable
4489Interchangeable
interchangeable cross-reference
interchangeable
133179Interchangeable
interchangeable cross-reference
interchangeable
6631089-9Interchangeable
interchangeable cross-reference
interchangeable
6026-4001-4Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN74-7?
AN74-7 is a BOLT,MACHINE.
What parts can replace AN74-7?
There are 6 known substitutes for AN74-7: AN7-47, 23-3-0-7, 4489 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN74-7?
AN74-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-151-1081. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026