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PartsTable / COMPONENT / B4032810-004
B4032810-004 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The PIN,QUICK RELEASE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, grip_length: 2.870 INCHES NOMINAL IN, actuation_type: PUSH, shank_diameter: 0.620 INCHES NOMINAL IN, actuation_method: PUSH BUTTON, style_designator: L HANDLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-141-0884, 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
B4032810-004
NSN: 5315-01-141-0884
FSC: 5315
CAGE: 56996 — DEPARTMENT OF THE ARMY HQ UNITED STATES ARMY COMMUNICATIONS RESEARCH AND DEVELOPMENT COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
grip_length2.870 INCHES NOMINAL IN
actuation_typePUSH
shank_diameter0.620 INCHES NOMINAL IN
detent_quantity2
actuation_methodPUSH BUTTON
style_designatorL HANDLE
pin_attachment_typeRETAINING CHAIN
shoulder_to_head_end_distance1.180 INCHES NOMINAL IN
detent_to_tapered_end_distance0.380 INCHES NOMINAL IN
pin_center_to_handle_end_distance2.530 INCHES NOMINAL IN
NSN5315-01-141-0884
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: B4032810-004 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
PIN CENTER TO HANDLE END DISTANCE: 2.530 INCHES NOMINAL IN
•
PIN ATTACHMENT TYPE: RETAINING CHAIN
•
ACTUATION METHOD: PUSH BUTTON
•
MATERIAL: STEEL OVERALL
•
SHANK DIAMETER: 0.620 INCHES NOMINAL IN
•
GRIP LENGTH: 2.870 INCHES NOMINAL IN
•
DETENT QUANTITY: 2
•
STYLE DESIGNATOR: L HANDLE
TECHNICAL CHARACTERISTICS (FLIS)
PIN CENTER TO HANDLE END DISTANCE2.530 INCHES NOMINAL IN
PIN ATTACHMENT TYPERETAINING CHAIN
ACTUATION METHODPUSH BUTTON
MATERIALSTEEL OVERALL
SHANK DIAMETER0.620 INCHES NOMINAL IN
GRIP LENGTH2.870 INCHES NOMINAL IN
DETENT QUANTITY2
STYLE DESIGNATORL HANDLE
ACTUATION TYPEPUSH
SHOULDER TO HEAD END DISTANCE1.180 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
25255Interchangeable
interchangeable cross-reference
interchangeable
25255-5Interchangeable
interchangeable cross-reference
interchangeable
12308021Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B4032810-004?
B4032810-004 is a PIN,QUICK RELEASE.
What parts can replace B4032810-004?
There are 3 known substitutes for B4032810-004: 25255, 25255-5, 12308021. Substitute compatibility should be verified for your specific system.
What is the NSN for B4032810-004?
B4032810-004 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-141-0884. 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