"Northfield Style" jaws are pointed.
Soft Jaw Material: ALUMINUM-6061-T6 Bar Stock, STEEL-1018.
"B" Jaws-7075-T6 Aircraft Aluminum.
*Northfield is a trademark of Northfield Precision Instrument Corp.
| Chuck Dia. Inch |
Hght Inch A |
# of Holes |
# of Pins |
ALUMINUM | STEEL | ||
| Northfield Part # |
Part # | Northfield Part # |
Part # | ||||
| 3" (300) |
0.75 | 1 | 2 | AL-1-1-3/4 | NF-3075AP | ST-1-3-3/4 | NF-3075P |
| 1.00 | 1 | 2 | AL-1-3-1 | NF-3100AP | ST-1-3-1 | NF-3100P | |
| 1.50 | 1 | 2 | AL-1-3-1 1/2 | NF-3150AP | ST-1-3-1 1/2 | NF-3150P | |
| 2.00 | 1 | 2 | AL-1-3-2 | NF-3200AP | ST-1-3-2 | NF-3200P | |
| 4" (400) |
0.75 | 2 | 3 | AL-1-4-3/4 | NF-4075AP | ST-1-4-3/4 | NF-4075P |
| 1.00 | 2 | 3 | AL-1-4-1 | NF-4100AP | ST-1-4-1 | NF-4100P | |
| 1.50 | 2 | 3 | AL-1-4-1 1/2 | NF-4150AP | ST-1-4-1 1/2 | NF-4150P | |
| 2.00 | 2 | 3 | AL-1-4-2 | NF-4200AP | ST-1-4-2 | NF-4200P | |
| 3.00 | 2 | 3 | AL-1-4-3 | NF-4300AP | ST-1-4-3 | NF-4300P | |
| 6" (600) |
1.00 | 4 | 5 | AL-1-6-1 | NF-6100AP | ST-1-6-1 | NF-6100P |
| 1.50 | 4 | 5 | AL-1-6-1 1/2 | NF-6150AP | ST-1-6-1 1/2 | NF-6150P | |
| 2.00 | 4 | 5 | AL-1-6-2 | NF-6200AP | ST-1-6-2 | NF-6200P | |
| 3.00 | 4 | 5 | AL-1-6-3 | NF-6300AP | ST-1-6-3 | NF-6300P | |
| 4.00 | 4 | 5 | AL-1-6-4 | NF-6400AP | ST-1-6-4 | NF-6400P | |
| 7" (700) |
2.00 | 2 | 2 | AL-1-7-2 | NF-7200AP | ST-1-7-2 | NF-7200P |
| 3.00 | 2 | 2 | AL-1-7-3 | NF-7300AP | ST-1-7-3 | NF-7300P | |
| 4.00 | 2 | 2 | AL-1-7-4 | NF-7400AP | ST-1-7-4 | NF-7400P | |
| 8" (800) |
2.00 | 2 | 3 | AL-1-8-2 | NF-8200AP | ST-1-8-2 | NF-8200P |
| 3.00 | 2 | 3 | AL-1-8-3 | NF-8300AP | ST-1-8-3 | NF-8300P | |
| 4.00 | 2 | 3 | AL-1-8-4 | NF-8400AP | ST-1-8-4 | NF-8400P | |
| 10" (1000) |
2.00 | 3 | 4 | AL-1-10-2 | NF-10200AP | ST-1-10-2 | NF-10200P |
| 3.00 | 3 | 4 | AL-1-10-3 | NF-10300AP | ST-1-10-3 | NF-10300P | |
| 4.00 | 3 | 4 | AL-1-10-4 | NF-10400AP | ST-1-10-4 | NF-10400P | |