Model: A-A-52420-21
Expansion PlugProperties:
A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.
Part A-A-52420-21 NSN 5340-00-531-7275
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
Freight Classification
Pricing & Availability Check
Submit this form for stock availability and pricing.How to Order
Ordering from buyaircraftparts.comIf you would like to order this expansion plug (NSN 5340-00-531-7275)
please submit the pricing and availability form above to receive an up to date quote by email.
If you agree to the pricing and terms you can e-sign your order online!
We are pleased to have the opportunity to serve you.
Have a Question
Hours: | 08:00-18:00 Eastern Standard Time |
Phone: | +1 470-231-0824 |
Email: | Contact Form » |
Schedule B and Export
- Schedule B: 8402900090
- SITC: 71191
- End Use: Industrial machines, other
- NAICS: 332410
- USDA: 1
Freight Class: Parts for steam or other vapor generating boilers and super-heated water boilers, except heat exchangers
Highest Rated Parts
-
99-6033821 Sleeve Spacer
NSN 5365-00-452-2807
-
1807425 Metallic Bent Tube
NSN 4710-00-494-8348
-
SA101C561KAR Ceramic Dielectr Fixed Capacitor
NSN 5910-01-406-2262
-
MIL-E-22200/10CL1 Welding Electrode
NSN 3439-01-323-7407
Recently Purchased Parts
-
1504030G1 Sleeve Bushing
NSN 3120-01-243-1379
-
7306-17 Electrical Coil
NSN 5950-01-582-0174
-
A25A209-018-101 Nonim Electrical Heating Element
NSN 4520-00-903-5671
-
AB802MCX Sensitive Switch
NSN 5930-01-626-0170
Hot Parts
-
RV2NAYSB503A Nonwire Wound Variable Resistor
NSN 5905-00-542-7802
-
ACS-23-15 Light Set Case
NSN 6230-01-400-0574
-
T8415MPADJ Rim Lock
NSN 5340-00-905-4953
-
B30D0001 Circuit Breaker
NSN 5925-00-992-4963