PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 5-8,TY1,GR5,11UNC,2B,CS
5-8,TY1,GR5,11UNC,2B,CS ✓ 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 5-8,TY1,GR5,11UNC,2B,CS is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-202-6169, 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
5-8,TY1,GR5,11UNC,2B,CS
NSN: 5310-01-202-6169
FSC: 5310
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
Part Number5-8,TY1,GR5,11UNC,2B,CS
NSN5310-01-202-6169
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5-8,TY1,GR5,11UNC,2B,CS · 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 QUANTITY PER INCH: 11
•
HARDNESS RATING: 23.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
CRITICALITY CODE JUSTIFICATION: ZZZW
•
NOMINAL THREAD SIZE: 0.625 INCHES IN
•
NUT STYLE: HEXAGON
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED-STD-66,GRADE 5 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
NUT HEIGHT: 0.547 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH11
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
CRITICALITY CODE JUSTIFICATIONZZZW
NOMINAL THREAD SIZE0.625 INCHES IN
NUT STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD-66,GRADE 5 FED STD SINGLE MATERIAL RESPONSE OVERALL
NUT HEIGHT0.547 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
WIDTH ACROSS FLATS0.937 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
000.625-11UNC-2BInterchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-1222Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-1222/QQ-N-281Interchangeable
interchangeable cross-reference
interchangeable
214-4364090 ITEM 34Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-1222GInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 5-8,TY1,GR5,11UNC,2B,CS?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 5-8,TY1,GR5,11UNC,2B,CS?
5-8,TY1,GR5,11UNC,2B,CS is a 5-8,TY1,GR5,11UNC,2B,CS.
What parts can replace 5-8,TY1,GR5,11UNC,2B,CS?
There are 14 known substitutes for 5-8,TY1,GR5,11UNC,2B,CS: 000.625-11UNC-2B, MIL-DTL-1222, MIL-S-1222 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5-8,TY1,GR5,11UNC,2B,CS?
5-8,TY1,GR5,11UNC,2B,CS is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-202-6169. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 5-8,TY1,GR5,11UNC,2B,CS

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026