PartsTable
Technical Data Sheet
85031-1 ✓ Verified by PartsTable
Hypertec · 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL COMP 1008 OVERALL, nut_style: HEXAGON, nut_height: 0.250 INCHES NOMINAL IN, shell_type: SOLID, terminal_type: SCREW SINGLE MATING END ALL CONTACT GROUPINGS, thread_series: UNS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-220-6671, 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
85031-1
NSN: 5310-00-220-6671
FSC: 5310
CAGE: 89749 — CLARK MATERIAL HANDLING COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 1008 OVERALL
nut_styleHEXAGON
nut_height0.250 INCHES NOMINAL IN
shell_typeSOLID
terminal_typeSCREW SINGLE MATING END ALL CONTACT GROUPINGS
thread_seriesUNS
shell_materialALUMINUM ALLOY
insert_materialPLASTIC SINGLE MATING END
contact_materialCOPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
terminal_locationBACK SINGLE MATING END ALL CONTACT GROUPINGS
NSN5310-00-220-6671
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 85031-1 · Hypertec ⚠ 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
THREAD QUANTITY PER INCH: 20
NOMINAL THREAD SIZE: 0.669 INCHES IN
THREAD SERIES: UNS
BEARING SURFACE TYPE: CHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NUT HEIGHT: 0.250 INCHES NOMINAL IN
SURFACE TREATMENT: ZINC OVERALL
MATERIAL: STEEL COMP 1008 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH20
NOMINAL THREAD SIZE0.669 INCHES IN
THREAD SERIESUNS
BEARING SURFACE TYPECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NUT HEIGHT0.250 INCHES NOMINAL IN
SURFACE TREATMENTZINC OVERALL
MATERIALSTEEL COMP 1008 OVERALL
THREAD DIRECTIONRIGHT-HAND
NUT STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
23060Interchangeable
interchangeable cross-reference
interchangeable
504C-4Interchangeable
interchangeable cross-reference
interchangeable
ER4-1Interchangeable
interchangeable cross-reference
interchangeable
RB20-14Interchangeable
interchangeable cross-reference
interchangeable
55580Interchangeable
interchangeable cross-reference
interchangeable
955580Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 85031-1?
85031-1 is a CONNECTOR,RECEPTACLE,ELECTRICAL manufactured by Hypertec.
What parts can replace 85031-1?
There are 24 known substitutes for 85031-1: 23060, 504C-4, ER4-1 and 21 more. Substitute compatibility should be verified for your specific system.
Is 85031-1 still available?
85031-1 is currently cancelled.
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