PartsTable
Technical Data Sheet
FF-B-588 ✓ 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,TOGGLE is a the manufacturer industrial component. Key specifications include length: 4.000 INCHES NOMINAL IN, material: STEEL, insert_size: 1.250 TO 1.750 IN. DIA,NO.

1/4 IN, thread_class: 2A A, fastener_type: SCREW, overall_length: 3.125 INCHES NOMINAL 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 5306-00-195-4709, 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
FF-B-588
NSN: 5306-00-195-4709
FSC: 5306
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
length4.000 INCHES NOMINAL IN
materialSTEEL
insert_size1.250 TO 1.750 IN. DIA,NO. 1/4 IN
thread_class2A A
fastener_typeSCREW
unit_quantity1
overall_length3.125 INCHES NOMINAL IN
style_designatorSCREW ANCHOR
thread_directionRIGHT-HAND
thread_provisionTHREADED
surface_treatmentZINC
wing_spread_width2.250 INCHES NOMINAL IN
NSN5306-00-195-4709
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FF-B-588 · 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
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
LENGTH: 3.000 INCHES NOMINAL IN
WING SPREAD WIDTH: 1.875 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND A CLASS AND 1 STYLE
SURFACE TREATMENT: ZINC AND CHROMATE OVERALL
THREAD QUANTITY PER INCH: 24
THREAD CLASS: 2A A
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-Z-325,TYP 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OR MIL-C-81562,TYP 2 CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.190 INCHES IN
LENGTH3.000 INCHES NOMINAL IN
WING SPREAD WIDTH1.875 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA2 TYPE AND A CLASS AND 1 STYLE
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD QUANTITY PER INCH24
THREAD CLASS2A A
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325,TYP 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OR MIL-C-81562,TYP 2 CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORTUMBLE WING, PIVOTED, MACHINE SCREW
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
FFB588Upgraded Successor
successor cross-reference
successor
FF-S-92TYISTY2SUpgraded Successor
successor cross-reference
successor
51657Upgraded Successor
successor cross-reference
successor
FF-B-588 TY1CLAST1Upgraded Successor
successor cross-reference
successor
51658Upgraded Successor
successor cross-reference
successor
4041Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-B-588?
FF-B-588 is a BOLT,TOGGLE.
What parts can replace FF-B-588?
There are 14 known substitutes for FF-B-588: FFB588, FF-S-92TYISTY2S, 51657 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FF-B-588?
FF-B-588 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-195-4709. This indicates validated use in U.S. government and defense supply chains.
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