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126513 — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

126513: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL PROPERTY CLASS 8.8 OVERALL, hole_type: DRILLED, head_style: HEXAGON, head_height: 7.5 MILLIMETERS NOMINAL MM, hole_diameter: 1.6 MILLIMETERS MINIMUM AND 2.0 MILLIMETERS MAXIMUM MM, thread_length: 30.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-583-4189, 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
126513
NSN: 5306-01-583-4189
NIINs: 015834189, 016808077
FSC: 5306 — Bolts
CAGE: 32997 — BOURNS INC (USA)
SPECIFICATIONS
materialSTEEL PROPERTY CLASS 8.8 OVERALL
hole_typeDRILLED
head_styleHEXAGON
head_height7.5 MILLIMETERS NOMINAL MM
hole_diameter1.6 MILLIMETERS MINIMUM AND 2.0 MILLIMETERS MAXIMUM MM
hole_quantity3
thread_length30.0 MILLIMETERS NOMINAL MM
fastener_length30.0 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats19.0 MILLIMETERS NOMINAL MM
end_item_identification1720-12-383-7234
NSN5306-01-583-4189
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 126513 · 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: 8.0 MILLIMETERS MM
•
SURFACE TREATMENT: CHROMIUM OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
NOMINAL THREAD DIAMETER8.0 MILLIMETERS MM
SPECIAL FEATURESM8X70
SURFACE TREATMENTCHROMIUM OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYHSH SCREW
END ITEM IDENTIFICATION5CP PLUNGER PUMP MODELS 5CP2120W, 5CP2140WCS, 5CP2150W
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
87872Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 126513?
126513 is a BOLT,INTERNAL WRENCHING.
What parts can replace 126513?
There is 1 known substitute for 126513: 87872. Substitute compatibility should be verified for your specific system.
What is the NSN for 126513?
126513 is cataloged in the U.S. Government catalog under NSN 5306-01-583-4189. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.