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Nord-Lock 1/2in Locking Washer Oversized Carbon Steel 2147
Nord-Lock 1/2in Locking Washer Oversized Carbon Steel 2147 is a carbon steel wedge-locking washer pair for 1/2 in flanged bolts on oversized and slotted holes.
- The pair covers a flanged 1/2 in face with a 25.4 mm outer diameter
- Delta Protekt zinc flake coating is used on carbon steel-to-steel joints
- The pack holds eight pairs for repeating 1/2 in flanged joints
$1.30
Availability:
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Nord-Lock 1/2in Locking Washer Oversized Carbon Steel 2147
Nord-Lock 1/2in Locking Washer Oversized Carbon Steel 2147 is a carbon steel wedge-locking washer pair with an enlarged 25.4 mm outer diameter for 1/2 in flanged bolts. It is used on oversized holes, slotted holes, and soft faces where a standard 19.5 mm washer would sit inside the slot. Delta Protekt zinc flake coating and 465 HV1 min hardness keep the pair on carbon joints through vibration.
Key Features
- Enlarged 25.4 mm OD on oversized and slotted 1/2 in holes
- Same 13.5 mm inner diameter as standard 1/2 in carbon
- Delta Protekt zinc flake coating
- Hardness 465 HV1 min
- Eight pairs per pack
- ISO 4161 / 4162 flanged bolts and nuts
Applications
- Oversized 1/2 in holes on carbon steel with a flanged fastener.
- Slotted 1/2 in holes on carbon steel decks.
- Soft or sensitive faces under 1/2 in flanged carbon bolts.
- ISO 4161 / 4162 flanged nuts on 1/2 in carbon joints.
Technical Specifications
| Property | Value |
|---|---|
| Bolt size | 12.7 mm (1/2 in) |
| Inner diameter (d) | 13.5 mm |
| Outer diameter (D) | 25.4 mm |
| Thickness (T) | 3.4 mm |
| Material | Steel EN 1.7182 |
| Hardness | 465 HV1 min |
| Temperature range | -58 F to 392 F (-50 C to 200 C) |
| Pairs per pack | 8 |
| Manufacturer shop article | 1533 |
Product documents: Nord-Lock steel NL1/2"sp
Frequently Asked Questions
What work is Nord-Lock NL1/2sp used on?
Nord-Lock NL1/2sp is used on oversized and slotted holes with 1/2 in flanged bolts.
What size is Nord-Lock NL1/2sp?
Nord-Lock NL1/2sp is a 1/2 in pair with a 13.5 mm inner diameter, 25.4 mm outer diameter, and 3.4 mm thickness.
What 25.4 mm oversized face does Nord-Lock NL1/2sp cover on slotted 1/2 in holes?
Nord-Lock NL1/2sp covers oversized and slotted 1/2 in holes with a 25.4 mm outer diameter.
What ISO 4161 / 4162 flanged pairing does Nord-Lock NL1/2sp hold on 1/2 in carbon?
Nord-Lock NL1/2sp is used with flanged bolts and nuts to ISO 4161 and 4162.
What eight-pair pack does Nord-Lock NL1/2sp ship for 1/2 in flanged joints?
Nord-Lock NL1/2sp comes eight pairs per pack for repeating 1/2 in flanged joints.
What 13.5 mm inner diameter does Nord-Lock NL1/2sp keep versus standard 1/2 in carbon?
Nord-Lock NL1/2sp keeps a 13.5 mm inner diameter, the same as standard 1/2 in carbon.
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