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230155 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

230155: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include connection_type: THREADED INTERNAL PIPE ALL ENDS, style_designator: ANGLE, thread_direction: RIGHT-HAND ALL ENDS, nominal_thread_size: 0.500 INCHES ALL ENDS IN, thread_series_designator: NPT ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-193-8610, 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
230155
NSN: 5310-01-193-8610
NIINs: 011938610, 014866321, 016678444
FSC: 5310 — Nuts and Washers
CAGE: 56529 — HYDRAULICS INTERNATIONAL, INC. DBA HYDRAULICS INTERNATIONAL INC (USA)
SPECIFICATIONS
connection_typeTHREADED INTERNAL PIPE ALL ENDS
style_designatorANGLE
thread_directionRIGHT-HAND ALL ENDS
nominal_thread_size0.500 INCHES ALL ENDS IN
thread_series_designatorNPT ALL ENDS
NSN5310-01-193-8610
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 230155 · 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
•
WIDTH ACROSS FLATS: 0.940 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NUT HEIGHT: 0.560 INCHES NOMINAL IN
•
NUT STYLE: HEXAGON
•
MATERIAL: STEEL COMP 1010 OVERALL
•
BEARING SURFACE TYPE: WASHER FACED
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.940 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.560 INCHES NOMINAL IN
NUT STYLEHEXAGON
MATERIALSTEEL COMP 1010 OVERALL
BEARING SURFACE TYPEWASHER FACED
SUBSTITUTES & CROSS-REFERENCES 1
5310PL0652611Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 230155?
230155 is a VALVE,SAFETY RELIEF.
What parts can replace 230155?
There is 1 known substitute for 230155: 5310PL0652611. Substitute compatibility should be verified for your specific system.
What is the NSN for 230155?
230155 is cataloged in the U.S. Government catalog under NSN 5310-01-193-8610. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.