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Technical Data Sheet
PartsTable / COMPONENT / R-2
R-2 ✓ 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 RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include color: RED, phase: THREE, shape: STRAIGHT, height: 1.188 INCHES NOMINAL IN, diameter: 0.125 INCHES NOMINAL IN, material: CARBIDE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-044-2367, 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
R-2
NSN: 5310-00-044-2367
FSC: 5310
CAGE: 83553 — ASSOCIATED SPRING BARNES GROUP INC (USA)
SPECIFICATIONS
colorRED
phaseTHREE
shapeSTRAIGHT
height1.188 INCHES NOMINAL IN
diameter0.125 INCHES NOMINAL IN
materialCARBIDE
bore_shapeSTRAIGHT
design_typeTURRET
flange_width2.375 INCHES NOMINAL IN
bore_diameter0.1250 INCHES NOMINAL IN
flange_length3.875 INCHES NOMINAL IN
hole_diameter0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
NSN5310-00-044-2367
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: R-2 · 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
•
HEAT TREATMENT: ANNEALED
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.357 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
•
SURFACE FINISH: 63.0 MICROINCHES ALL SURFACES
•
MATERIAL: STEEL COMP 1095 OVERALL
•
SURFACE TREATMENT: CADMIUM OVERALL
•
HOLE DIAMETER: 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAT TREATMENTANNEALED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.357 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
SURFACE FINISH63.0 MICROINCHES ALL SURFACES
MATERIALSTEEL COMP 1095 OVERALL
SURFACE TREATMENTCADMIUM OVERALL
OVERALL HEIGHT0.030 INCHES NOMINAL IN
HOLE DIAMETER0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
MATERIAL THICKNESS0.006 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
255757Interchangeable
interchangeable cross-reference
interchangeable
W0367-006CADPInterchangeable
interchangeable cross-reference
interchangeable
W0367-006Interchangeable
interchangeable cross-reference
interchangeable
5310PL1075273Interchangeable
Same NIIN cross-reference
interchangeable
S8809D16CInterchangeable
Same NIIN cross-reference
interchangeable
3050-0161Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R-2?
R-2 is a RELAY,ELECTROMAGNETIC.
What parts can replace R-2?
There are 8 known substitutes for R-2: 255757, W0367-006CADP, W0367-006 and 5 more. Substitute compatibility should be verified for your specific system.
Is R-2 still available?
R-2 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026