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Technical Data Sheet
PartsTable / COMPONENT / 7712548
7712548 ✓ 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,RIBBED SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, rib_length: 0.318 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN, head_height: 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.750 INCHES NOMINAL IN, thread_length: 0.781 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-771-2548, 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
7712548
NSN: 5306-00-771-2548
FSC: 5306
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
rib_length0.318 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
head_height0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.750 INCHES NOMINAL IN
thread_length0.781 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
shoulder_shapeRIBBED FIRST SHOULDER
fastener_length1.312 INCHES MINIMUM AND 1.328 INCHES MAXIMUM IN
shoulder_length0.380 INCHES MINIMUM AND 0.390 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.531 INCHES NOMINAL FIRST SHOULDER IN
rib_major_diameter0.550 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
NSN5306-00-771-2548
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7712548 · 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
•
THREAD LENGTH: 0.781 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.312 INCHES MINIMUM AND 1.328 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
•
SHOULDER SHAPE: RIBBED FIRST SHOULDER
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD QUANTITY PER INCH: 20
•
SHOULDER DIAMETER: 0.531 INCHES NOMINAL FIRST SHOULDER IN
•
MINIMUM YIELD STRENGTH: 75000 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.781 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
FASTENER LENGTH1.312 INCHES MINIMUM AND 1.328 INCHES MAXIMUM IN
HEAD HEIGHT0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
SHOULDER SHAPERIBBED FIRST SHOULDER
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20
SHOULDER DIAMETER0.531 INCHES NOMINAL FIRST SHOULDER IN
MINIMUM YIELD STRENGTH75000 POUNDS PER SQUARE INCH LBS
SHOULDER LENGTH0.380 INCHES MINIMUM AND 0.390 INCHES MAXIMUM FIRST SHOULDER IN
RIB MAJOR DIAMETER0.550 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
P7709961PT1REV4Upgraded Successor
successor cross-reference
successor
S1315048Upgraded Successor
successor cross-reference
successor
20340Upgraded Successor
successor cross-reference
successor
5696Upgraded Successor
successor cross-reference
successor
375696Upgraded Successor
successor cross-reference
successor
BD309579Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7712548?
7712548 is a BOLT,RIBBED SHOULDER.
What parts can replace 7712548?
There are 23 known substitutes for 7712548: P7709961PT1REV4, S1315048, 20340 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7712548?
7712548 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-771-2548. 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