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Technical Data Sheet
PartsTable / COMPONENT / 60656
60656 ✓ Verified by PartsTable
Tactic · 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 SPRING,HELICAL,COMPRESSION is a Tactic industrial component. Key specifications include end_item_identification: 3820-01-146-7204, part_name_assigned_by_controlling_agency: MICROAEROPHILIC SYSTEM SEE-THROUGH POUCH W/LIQUID REAGENT 25S. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-010-0138, 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
60656
NSN: 5305-00-010-0138
FSC: 5305
CAGE: F0590 — THOMSON/HOUSTON HOTCHKISS/BRANDT (FRA)
SPECIFICATIONS
end_item_identification3820-01-146-7204
part_name_assigned_by_controlling_agencyMICROAEROPHILIC SYSTEM SEE-THROUGH POUCH W/LIQUID REAGENT 25S
NSN5305-00-010-0138
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 60656 · Tactic ⚠ 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: 2.000 INCHES NOMINAL IN
•
WIDTH BETWEEN FLATS: 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
SURFACE FINISH: 63.0 MICROINCHES THREADS
•
MATERIAL: STEEL OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 10P STYLE AND 2 GRADE
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH2.000 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HARDNESS RATING80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SURFACE FINISH63.0 MICROINCHES THREADS
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 10P STYLE AND 2 GRADE
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE FINISH125.0 MICROINCHES GRIP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
146-26Interchangeable
interchangeable cross-reference
interchangeable
43-446Interchangeable
interchangeable cross-reference
interchangeable
206555Interchangeable
interchangeable cross-reference
interchangeable
60656Interchangeable
interchangeable cross-reference
interchangeable
HR20109Interchangeable
interchangeable cross-reference
interchangeable
BL2618Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 60656?
60656 is a SPRING,HELICAL,COMPRESSION manufactured by Tactic.
What parts can replace 60656?
There are 28 known substitutes for 60656: 146-26, 43-446, 206555 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 60656?
60656 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-010-0138. 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.
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Last verified: July 2026