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993118-1 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

993118-1: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303S OVERALL, nut_style: ROUND, nut_diameter: 0.248 INCHES NOMINAL IN, thread_class: 2B, nut_thickness: 0.195 INCHES NOMINAL IN, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5310-00-490-2993, 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
993118-1
NSN: 5310-00-490-2993
FSC: 5310 — Nuts and Washers
CAGE: 17576 — GOODRICH CORP DBA GOODRICH CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 303S OVERALL
nut_styleROUND
nut_diameter0.248 INCHES NOMINAL IN
thread_class2B
nut_thickness0.195 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
nominal_thread_size0.138 INCHES IN
thread_quantity_per_inch32
material_document_and_classificationMIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-490-2993
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 993118-1 · 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
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.138 INCHES IN
•
NUT DIAMETER: 0.248 INCHES NOMINAL IN
•
NUT THICKNESS: 0.195 INCHES NOMINAL IN
•
NUT STYLE: ROUND
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.138 INCHES IN
NUT DIAMETER0.248 INCHES NOMINAL IN
NUT THICKNESS0.195 INCHES NOMINAL IN
NUT STYLEROUND
THREAD CLASS2B
THREAD QUANTITY PER INCH32
MATERIALSTEEL COMP 303S OVERALL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
1130125-1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 993118-1?
993118-1 is a NUT,PLAIN,ROUND.
What parts can replace 993118-1?
There is 1 known substitute for 993118-1: 1130125-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 993118-1?
993118-1 is cataloged in the U.S. Government catalog under NSN 5310-00-490-2993. This indicates validated use in U.S. government and defense supply chains.
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