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PartsTable / COMPONENT / P1141
P1141 ✓ 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 WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, thickness: 0.095 INCHES NOMINAL IN, hole_diameter: 0.6563 INCHES NOMINAL IN, overall_diameter: 1.3125 INCHES NOMINAL IN, special_features: CROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200, peripheral_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-010-3345, 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
P1141
NSN: 5310-00-010-3345
FSC: 5310
CAGE: 80212 — BAE SYSTEMS LAND & ARMAMENTS L.P. (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
thickness0.095 INCHES NOMINAL IN
hole_diameter0.6563 INCHES NOMINAL IN
overall_diameter1.3125 INCHES NOMINAL IN
special_featuresCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-S-633-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-010-3345
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: P1141 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 1010 OVERALL
•
THICKNESS: 0.095 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.6563 INCHES NOMINAL IN
•
OVERALL DIAMETER: 1.3125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 1010 OVERALL
THICKNESS0.095 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.6563 INCHES NOMINAL IN
OVERALL DIAMETER1.3125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
33D00400Interchangeable
interchangeable cross-reference
interchangeable
C4715-1Interchangeable
interchangeable cross-reference
interchangeable
910255Interchangeable
interchangeable cross-reference
interchangeable
0910255-9Interchangeable
interchangeable cross-reference
interchangeable
028174Interchangeable
interchangeable cross-reference
interchangeable
103347Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P1141?
P1141 is a WASHER,FLAT.
What parts can replace P1141?
There are 26 known substitutes for P1141: 33D00400, C4715-1, 910255 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P1141?
P1141 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-010-3345. 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