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Technical Data Sheet
PartsTable / MRO / 945-5
945-5 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 INSERT,ENGINE VALVE SEAT is a the manufacturer industrial component. Key specifications include material: PLASTIC FINGER WHEEL, character_type: LETTERS AND NUMBERS, actuation_method: PUSH BUTTON, special_features: INTENSITY ADJUSTABLE RED LED ILLUMINATION PUSH BUTTONS, fsc_application_data: TELEPHONE AND TELEGRAPH EQUIPMENT, inscription_location: FINGER WHEEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-187-2342, 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
MRO→ MRO_GENERAL→ 945-5
NSN: 5310-00-187-2342
FSC: 5310
CAGE: 80049 — DEPARTMENT OF THE AIR FORCE (USA)
SPECIFICATIONS
materialPLASTIC FINGER WHEEL
character_typeLETTERS AND NUMBERS
actuation_methodPUSH BUTTON
special_featuresINTENSITY ADJUSTABLE RED LED ILLUMINATION PUSH BUTTONS
fsc_application_dataTELEPHONE AND TELEGRAPH EQUIPMENT
inscription_locationFINGER WHEEL
pulse_speed_adjustabilityNONADJUSTABLE
NSN5310-00-187-2342
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 945-5 · 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
•
CENTER HOLE SHAPE STYLE: ROUND
•
MATERIAL: IRON AND STEEL OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
HOLE DIAMETER: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
THICKNESS: 0.062 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE SHAPE STYLEROUND
MATERIALIRON AND STEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
THICKNESS0.062 INCHES NOMINAL IN
OVERALL DIAMETER0.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
74797297-1Interchangeable
interchangeable cross-reference
interchangeable
T-9455Interchangeable
interchangeable cross-reference
interchangeable
9455Interchangeable
interchangeable cross-reference
interchangeable
D2642Interchangeable
interchangeable cross-reference
interchangeable
H9455Interchangeable
interchangeable cross-reference
interchangeable
16458Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 945-5?
945-5 is a INSERT,ENGINE VALVE SEAT. It is classified as a MRO (MRO_GENERAL).
What parts can replace 945-5?
There are 8 known substitutes for 945-5: 74797297-1, T-9455, 9455 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 945-5?
945-5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-187-2342. 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