SPACER (P/N 137370b21) - New Surplus
P/N: 137370b21
Category: Fasteners & Hardware
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 1 Available |
Product Description
The 137370b21 is a precision spacer that maintains controlled stand-off distance between fastened components in aircraft structural assemblies. This spacer prevents clamp-up distortion and ensures proper alignment during bracket and fitting installations. Typically manufactured from aluminum or steel, it follows NAS43 sleeve spacer geometry standards for reliable fit and function.
Install with the specified bolt per the aircraft maintenance manual, applying torque as documented. Verify part applicability in your aircraft's Illustrated Parts Catalog before installation.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the SPACER (P/N 137370b21)?
The 137370b21 is a precision spacer that maintains controlled stand-off distance between fastened components in aircraft structural assemblies. This spacer prevents clamp-up distortion and ensures proper alignment during bracket and fitting installations.
Does the 137370b21 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The SPACER conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.
What material is the 137370b21 manufactured from?
Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the 137370b21.
Can I order the 137370b21 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The SPACER is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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