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PartsTable / COMPONENT / 157-114
157-114 ✓ 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

HOUSING ASSEMBLY,BUTTERFLY SEAL. Key specifications include material: STEEL OVERALL, point_type: CONVENTIONAL, point_angle: 118.0 DEGREES NOMINAL, shank_style: STRAIGHT ROUND, flute_length: 4.375 INCHES NOMINAL IN, overall_length: 6.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-698-8162, 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
157-114
NSN: 5310-00-698-8162
FSC: 5310
CAGE: 15852 — W S DARLEY & CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
point_typeCONVENTIONAL
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length4.375 INCHES NOMINAL IN
flute_quantity2
overall_length6.750 INCHES NOMINAL IN
shank_diameter1.000 INCHES NOMINAL IN
special_featuresSCREW MACHINE LG; FRACTIONAL SIZE 1-1/4
cutting_end_styleGENERAL PURPOSE
nominal_cutting_diameter1.2500 INCHES IN
cutting_rotation_directionRIGHT-HAND
NSN5310-00-698-8162
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 157-114 · 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
•
OUTSIDE DIAMETER: 2.875 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.040 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 2.688 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER2.875 INCHES NOMINAL IN
OVERALL HEIGHT0.094 INCHES NOMINAL IN
MATERIAL THICKNESS0.040 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOLE DIAMETER2.688 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
0FHP0255Interchangeable
interchangeable cross-reference
interchangeable
0270Interchangeable
interchangeable cross-reference
interchangeable
100-106Interchangeable
interchangeable cross-reference
interchangeable
D2512Interchangeable
interchangeable cross-reference
interchangeable
2120 1-1/4Interchangeable
interchangeable cross-reference
interchangeable
157 1-1/4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 157-114?
157-114 is a HOUSING ASSEMBLY,BUTTERFLY SEAL.
What parts can replace 157-114?
There are 13 known substitutes for 157-114: 0FHP0255, 0270, 100-106 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 157-114?
157-114 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-698-8162. 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