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Keystone Electronics 8318 T1 3/4 LED Spacer Mount Equivalent & Substitute Parts
Part Overview
The Keystone Electronics 8318 is a T1 3/4 LED standoff spacer manufactured from natural nylon with a 0.250" (6.35mm) length. This component is used to mount and position T1 3/4 LED packages at precise heights above circuit boards. The part maintains Active product status and is ROHS3 compliant with unlimited moisture sensitivity rating (MSL 1). Equivalent and substitute parts are identified based on matching LED form factor, material composition, and dimensional specifications within acceptable tolerance ranges.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 8318 |
| Manufacturer | Keystone Electronics |
| LED Type | T1 3/4 |
| Length | 0.250" (6.35mm) |
| Material | Nylon |
| Color | Natural |
| RoHS Status | ROHS3 Compliant |
| MSL Rating | 1 (Unlimited) |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the 8318 is determined by the following parameters: LED form factor (T1 3/4), material (nylon), color (natural), and length specification. Parts are grouped into three length categories based on dimensional requirements:
0.240" (6.10mm) Length Group: Parts with reduced standoff height for compact PCB layouts.
0.250" (6.35mm) Length Group: Parts matching the primary specification of the 8318, providing direct dimensional equivalence.
0.260" (6.60mm) Length Group: Parts with increased standoff height for applications requiring additional clearance.
All substitute parts maintain T1 3/4 LED compatibility, nylon construction, natural color finish, and compliance certifications (RoHS and REACH unaffected status).
Parameter Comparison
| Part Number | Manufacturer | LED Type | Length | Material | Color | RoHS Status | MSL Rating | Product Status | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|
| 8318 | Keystone Electronics | T1 3/4 | 0.250" (6.35mm) | Nylon | Natural | ROHS3 Compliant | 1 (Unlimited) | Active | 1095 |
| 8317 | Keystone Electronics | T1 3/4 | 0.240" (6.10mm) | Nylon | Natural | ROHS3 Compliant | 1 (Unlimited) | Active | 6236 |
| 8319 | Keystone Electronics | T1 3/4 | 0.260" (6.60mm) | Nylon | Natural | ROHS3 Compliant | 1 (Unlimited) | Active | 2014 |
| LEDS2E-4-01 | Essentra Components | T1 3/4 | 0.250" (6.35mm) | Nylon | Natural | RoHS Compliant | Not Applicable | Active | 65983 |
| LEDS2M-240-01 | Essentra Components | T1 3/4 | 0.240" (6.10mm) | Nylon | Natural | RoHS Compliant | 1 (Unlimited) | Active | 1842 |
| LEDS2M-250-01 | Essentra Components | T1 3/4 | 0.250" (6.35mm) | Nylon | Natural | RoHS Compliant | 1 (Unlimited) | Active | 2533 |
| LEDS2M-260-01 | Essentra Components | T1 3/4 | 0.260" (6.60mm) | Nylon | Natural | RoHS Compliant | 1 (Unlimited) | Active | 1577 |
Engineering Selection Recommendations
All substitute parts listed maintain Active product status and full compliance with RoHS and REACH regulations. Selection between Keystone Electronics and Essentra Components (Richco series) parts is based on dimensional requirements and inventory availability.
For direct dimensional replacement of the 8318 (0.250" length), use LEDS2E-4-01 or LEDS2M-250-01 from Essentra Components. Both parts provide identical standoff height with equivalent nylon construction and natural finish.
For applications requiring reduced standoff height (0.240"), substitute with Keystone Electronics 8317 or Essentra Components LEDS2M-240-01.
For applications requiring increased standoff height (0.260"), substitute with Keystone Electronics 8319 or Essentra Components LEDS2M-260-01.
All parts are packaged in bulk format and maintain T1 3/4 LED form factor compatibility across manufacturers.
Frequently Asked Questions (FAQ)
Q: Can I substitute the 8318 with parts from different manufacturers?
A: Yes. Keystone Electronics 8318 is directly substitutable with Essentra Components LEDS2E-4-01 and LEDS2M-250-01, provided the 0.250" (6.35mm) length specification matches your application requirements. All parts share identical LED form factor, material, and compliance certifications.
Q: What is the difference between 0.240", 0.250", and 0.260" length specifications?
A: These represent three distinct standoff heights. The 0.240" (6.10mm) parts provide reduced clearance, the 0.250" (6.35mm) parts match the primary 8318 specification, and the 0.260" (6.60mm) parts provide increased clearance. Selection depends on your PCB layout and component clearance requirements.
Q: Are all substitute parts RoHS compliant?
A: Yes. The 8318 is ROHS3 compliant, and all listed substitute parts (Keystone Electronics 8317, 8319 and Essentra Components LEDS2E-4-01, LEDS2M-240-01, LEDS2M-250-01, LEDS2M-260-01) are RoHS compliant. REACH status is unaffected for all parts.
Q: What is the MSL rating difference between manufacturers?
A: Keystone Electronics parts (8318, 8317, 8319) carry MSL 1 (Unlimited) rating. Essentra Components LEDS2E-4-01 lists MSL as Not Applicable, while LEDS2M series parts carry MSL 1 (Unlimited). This does not affect substitution eligibility for standard applications.
Q: Which substitute part has the highest inventory availability?
A: Essentra Components LEDS2E-4-01 maintains the highest inventory at 65,983 pieces. For Keystone Electronics equivalents, part 8317 (0.240" length) has 6,236 pieces in stock.
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