PartsTable
Technical Data Sheet
0188-2 ✓ 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 NIPPLE,TUBE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYPROPYLENE OVERALL, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: PLAIN (PIPE) SECOND END, style_designator: CENTER WRENCHING FACILITY, operating_pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, nominal_thread_size: 0.250 INCHES SECOND END IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-804-0141, 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
0188-2
NSN: 5310-00-804-0141
FSC: 5310
CAGE: 02769 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
materialPLASTIC POLYPROPYLENE OVERALL
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_stylePLAIN (PIPE) SECOND END
style_designatorCENTER WRENCHING FACILITY
operating_pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.250 INCHES SECOND END IN
maximum_operating_temp212.0 FAHRENHEIT SINGLE RESPONSE DEGF
nominal_overall_length1.740 INCHES IN
end_item_identificationPWEDG FOR NAVAL SURFACE SHIPS
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
reduced_passage_nominal_inside_diameter0.250 INCHES ALL ENDS IN
nominal_outside_diameter_tube_accommodated0.500 INCHES FIRST END IN
NSN5310-00-804-0141
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0188-2 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
7HA12106Interchangeable
interchangeable cross-reference
interchangeable
637400Interchangeable
interchangeable cross-reference
interchangeable
945-4PInterchangeable
interchangeable cross-reference
interchangeable
526-130Interchangeable
interchangeable cross-reference
interchangeable
85816Interchangeable
interchangeable cross-reference
interchangeable
A-A-52160/1A71RInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0188-2?
0188-2 is a NIPPLE,TUBE.
What parts can replace 0188-2?
There are 22 known substitutes for 0188-2: 7HA12106, 637400, 945-4P and 19 more. Substitute compatibility should be verified for your specific system.
Is 0188-2 still available?
0188-2 is currently cancelled.
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