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PartsTable / COMPONENT / 25/32ID X 2-1/4 OD X 3/16THK BR
25/32ID X 2-1/4 OD X 3/16THK BR ✓ 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 25/32ID X 2-1/4 OD X 3/16THK BR 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 5310-01-474-1316, 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
25/32ID X 2-1/4 OD X 3/16THK BR
NSN: 5310-01-474-1316
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part Number25/32ID X 2-1/4 OD X 3/16THK BR
NSN5310-01-474-1316
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 25/32ID X 2-1/4 OD X 3/16THK BR · 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
•
OVERALL DIAMETER: 2.250 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
•
HOLE DIAMETER: 0.781 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
THICKNESS: 0.188 INCHES NOMINAL IN
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER2.250 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIALCOPPER ALLOY OVERALL
HOLE DIAMETER0.781 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.188 INCHES NOMINAL IN
END ITEM IDENTIFICATIONNAVY EQUIP
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
124-4322648 PC 8Interchangeable
interchangeable cross-reference
interchangeable
4639027Interchangeable
interchangeable cross-reference
interchangeable
124-4365872 PC 8Interchangeable
interchangeable cross-reference
interchangeable
4637387Interchangeable
interchangeable cross-reference
interchangeable
1-13/16ID X 2-3 /4OD X 1/4THK BInterchangeable
interchangeable cross-reference
interchangeable
124-4637387 PC 28Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 25/32ID X 2-1/4 OD X 3/16THK BR?
25/32ID X 2-1/4 OD X 3/16THK BR is a 25/32ID X 2-1/4 OD X 3/16THK BR.
What parts can replace 25/32ID X 2-1/4 OD X 3/16THK BR?
There are 6 known substitutes for 25/32ID X 2-1/4 OD X 3/16THK BR: 124-4322648 PC 8, 4639027, 124-4365872 PC 8 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 25/32ID X 2-1/4 OD X 3/16THK BR?
25/32ID X 2-1/4 OD X 3/16THK BR is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-474-1316. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026