PartsTable
Technical Data Sheet
321598 ✓ 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 TERMINAL,LUG is a the manufacturer industrial component. Key specifications include hole_diameter: 0.679 INCHES MINIMUM AND 0.694 INCHES MAXIMUM IN, hardness_rating: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM, outside_diameter: 0.938 INCHES MINIMUM AND 0.953 INCHES MAXIMUM IN, style_designator: KEY, material_thickness: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN, external_key_quantity: 11. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-186-0962, 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
321598
NSN: 5310-00-186-0962
FSC: 5310
CAGE: 42271 — KENOSHA AUTOMOTIVE PLANT SUB OF AMERICAN MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 1115 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL
hole_diameter0.679 INCHES MINIMUM AND 0.694 INCHES MAXIMUM IN
hardness_rating50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
outside_diameter0.938 INCHES MINIMUM AND 0.953 INCHES MAXIMUM IN
style_designatorKEY
material_thickness0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
external_key_quantity11
external_prebent_key_width0.108 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
internal_prebent_key_width0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
internal_prebent_key_length0.063 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
departure_from_cited_designatorAS MODIFIED BY INTERNAL PREBENT KEY LENGTH AND INTERNAL PREBENT KEY WIDTH
overall_distance_including_keys1.328 INCHES MAXIMUM IN
NSN5310-00-186-0962
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 321598 · 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
INTERNAL PREBENT KEY WIDTH: 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
INTERNAL PREBENT KEY LENGTH: 0.063 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
STYLE DESIGNATOR: KEY
MATERIAL: STEEL COMP 1115 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY INTERNAL PREBENT KEY LENGTH AND INTERNAL PREBENT KEY WIDTH
OVERALL DISTANCE INCLUDING KEYS: 1.328 INCHES MAXIMUM IN
HARDNESS RATING: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL PREBENT KEY WIDTH0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
INTERNAL PREBENT KEY LENGTH0.063 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
STYLE DESIGNATORKEY
MATERIALSTEEL COMP 1115 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY INTERNAL PREBENT KEY LENGTH AND INTERNAL PREBENT KEY WIDTH
OVERALL DISTANCE INCLUDING KEYS1.328 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONMAIN FEED PUMPS,AN/SRN-25(V) NAVIGATION RADIO SET,MK 28, 5-INCH 38 CALIBER TWIN GUN MOUNT,INTEGRATED TARGET CONTROL SYSTEM (ITCS), AN-TSW/10,TELETYPE, MODEL 28, FIRE PUMPS, TACTICAL AIRCREW COMBAT TRAINING SYS (TACTS),STREAM (STD. TENSIONED REPLENISHMENT AT SEA METHOD),MK 38 GUNFIRE CONTROL SYSTEM,ELEVATORS, AIRCRAFT
HARDNESS RATING50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
EXTERNAL PREBENT KEY WIDTH0.108 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 34
W0-3Interchangeable
interchangeable cross-reference
interchangeable
LA656-2Interchangeable
interchangeable cross-reference
interchangeable
382176Interchangeable
interchangeable cross-reference
interchangeable
1452Interchangeable
interchangeable cross-reference
interchangeable
301Interchangeable
interchangeable cross-reference
interchangeable
1062Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 321598?
321598 is a TERMINAL,LUG.
What parts can replace 321598?
There are 34 known substitutes for 321598: W0-3, LA656-2, 382176 and 31 more. Substitute compatibility should be verified for your specific system.
Is 321598 still available?
321598 is currently cancelled.
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