PartsTable
Technical Data Sheet
20126-1 ✓ 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

INSULATION SLEEVING,ELECTRICAL,S. Key specifications include diameter: 0.125 INCHES NOMINAL IN, material: STEEL COMP 316 OVERALL, lip_width: 0.0925 INCHES NOMINAL AS SUPPLIED IN, lip_height: 0.050 INCHES NOMINAL AS SUPPLIED IN, fastener_length: 20.0 MILLIMETERS NOMINAL MM, style_designator: STANDARD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-8630, 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
20126-1
NSN: 5315-00-010-8630
FSC: 5315
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
diameter0.125 INCHES NOMINAL IN
materialSTEEL COMP 316 OVERALL
lip_width0.0925 INCHES NOMINAL AS SUPPLIED IN
lip_height0.050 INCHES NOMINAL AS SUPPLIED IN
fastener_length20.0 MILLIMETERS NOMINAL MM
style_designatorSTANDARD
thread_directionRIGHT-HAND
underloop_length0.875 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
end_item_identificationWATERJET,HJ29, REVERSE SENSOR ASSEMBLY
nominal_thread_diameter8.0 MILLIMETERS MM
main_body_overall_length4.430 INCHES NOMINAL AS SUPPLIED IN
NSN5315-00-010-8630
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20126-1 · 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
NONDEFINITIVE SPEC/STD DATA: B TYPE AND 4 CLASS
MATERIAL: STEEL OVERALL
DIAMETER: 0.125 INCHES NOMINAL IN
UNDERLOOP LENGTH: 0.875 INCHES NOMINAL IN
STYLE DESIGNATOR: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATAB TYPE AND 4 CLASS
MATERIALSTEEL OVERALL
DIAMETER0.125 INCHES NOMINAL IN
UNDERLOOP LENGTH0.875 INCHES NOMINAL IN
STYLE DESIGNATORSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
103326Interchangeable
interchangeable cross-reference
interchangeable
MS35338-13Interchangeable
interchangeable cross-reference
interchangeable
130MAW1Interchangeable
interchangeable cross-reference
interchangeable
X-113Interchangeable
interchangeable cross-reference
interchangeable
F2647Interchangeable
interchangeable cross-reference
interchangeable
1619280Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20126-1?
20126-1 is a INSULATION SLEEVING,ELECTRICAL,S.
What parts can replace 20126-1?
There are 24 known substitutes for 20126-1: 103326, MS35338-13, 130MAW1 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20126-1?
20126-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-8630. This indicates validated use in U.S. government and defense supply chains.
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