PartsTable
Technical Data Sheet
A61-8 ✓ 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 SHAFT,STRAIGHT is a the manufacturer industrial component. Key specifications include overall_gain: 4.0 VOLTS, overall_width: 3.500 INCHES NOMINAL IN, overall_height: 3.000 INCHES NOMINAL IN, overall_length: 3.750 INCHES NOMINAL IN, basic_shape_style: RECTANGULAR OR SQUARE, frequency_per_channel: 300.0 HERTZ MINIMUM OPERATING CHANNEL AND 7.0 KILOHERTZ MAXIMUM OPERATING CHANNEL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-274-0588, 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
A61-8
NSN: 5305-00-274-0588
FSC: 5305
CAGE: 74080 — HARVARD INDUSTRIES (USA)
SPECIFICATIONS
overall_gain4.0 VOLTS
overall_width3.500 INCHES NOMINAL IN
overall_height3.000 INCHES NOMINAL IN
overall_length3.750 INCHES NOMINAL IN
basic_shape_styleRECTANGULAR OR SQUARE
frequency_per_channel300.0 HERTZ MINIMUM OPERATING CHANNEL AND 7.0 KILOHERTZ MAXIMUM OPERATING CHANNEL
impedance_rating_per_channel8.000 OHMS INPUT CHANNEL AND 8.000 OHMS OUTPUT CHANNEL
average_power_rating_per_channel2.0 WATTS OUTPUT
external_dc_operating_voltage_in_volts27.5 NOMINAL 1ST VOLTAGE AND 170.0 NOMINAL 2ND VOLTAGE
NSN5305-00-274-0588
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A61-8 · 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: 1.375 INCHES NOMINAL IN
MINIMUM TENSILE STRENGTH: 125000 POUNDS PER SQUARE INCH LBS
SCREW SURFACE TREATMENT: CADMIUM OR ZINC
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
HEAD HEIGHT: 0.094 INCHES NOMINAL IN
SCREW MATERIAL: STEEL
HEAD STYLE: ROUND EXTENDED WASHER
INTERNAL DRIVE STYLE: SLOT
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH1.375 INCHES NOMINAL IN
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH LBS
SCREW SURFACE TREATMENTCADMIUM OR ZINC
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD HEIGHT0.094 INCHES NOMINAL IN
SCREW MATERIALSTEEL
HEAD STYLEROUND EXTENDED WASHER
INTERNAL DRIVE STYLESLOT
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-689 FED SPEC SINGLE MATERIAL RESPONSE
HEAD DIAMETER0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
S4-18UInterchangeable
interchangeable cross-reference
interchangeable
A6-18Interchangeable
interchangeable cross-reference
interchangeable
SS242Interchangeable
interchangeable cross-reference
interchangeable
AM492BAIC10Interchangeable
interchangeable cross-reference
interchangeable
S93Interchangeable
interchangeable cross-reference
interchangeable
AN525-10-22Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A61-8?
A61-8 is a SHAFT,STRAIGHT.
What parts can replace A61-8?
There are 6 known substitutes for A61-8: S4-18U, A6-18, SS242 and 3 more. Substitute compatibility should be verified for your specific system.
Is A61-8 still available?
A61-8 is currently cancelled.
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