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PartsTable / COMPONENT / P1121
P1121 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL COMP 1113 OVERALL, body_style: RECTANGULAR SHAPE, body_width: 0.090 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.875 INCHES NOMINAL IN, overall_height: 0.100 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-273-7846, 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
P1121
NSN: 5315-00-273-7846
FSC: 5315
CAGE: 66289 — WISCONSIN MOTORS, LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1113 OVERALL
body_styleRECTANGULAR SHAPE
body_width0.090 INCHES NOMINAL IN
thread_class3A A
thread_length1.875 INCHES NOMINAL IN
overall_height0.100 INCHES NOMINAL IN
overall_length1.600 INCHES NOMINAL IN
first_end_styleSQUARE
pin_grip_length0.187 INCHES NOMINAL IN
thread_directionRIGHT-HAND
first_end_locationSQUARE END
pin_overall_length2.125 INCHES NOMINAL IN
NSN5315-00-273-7846
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: P1121 · 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 SERIES DESIGNATOR: UNF
•
MATERIAL: STEEL COMP 1113 OVERALL
•
FIRST HOLE DIAMETER: 0.0935 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
FIRST END LOCATION: SQUARE END
•
PIN GRIP LENGTH: 0.187 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNF
MATERIALSTEEL COMP 1113 OVERALL
FIRST HOLE DIAMETER0.0935 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST END LOCATIONSQUARE END
PIN GRIP LENGTH0.187 INCHES NOMINAL IN
THREAD LENGTH1.875 INCHES NOMINAL IN
THREAD CLASS3A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
16384Interchangeable
interchangeable cross-reference
interchangeable
380GX10Interchangeable
interchangeable cross-reference
interchangeable
65500 CODE 40395Interchangeable
interchangeable cross-reference
interchangeable
FP603Interchangeable
interchangeable cross-reference
interchangeable
TP931Interchangeable
interchangeable cross-reference
interchangeable
672603C3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P1121?
P1121 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace P1121?
There are 18 known substitutes for P1121: 16384, 380GX10, 65500 CODE 40395 and 15 more. Substitute compatibility should be verified for your specific system.
Is P1121 still available?
P1121 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