MS/NAS Grade Mini
metric, 303 s/s non-locking
TR1671 Blind Threaded Insert - Mini - Inch
303 stainless steel - self-locking, material: Stainless steel
Order No.
TR1671.84291
Type
SL
d1
tol. 3B
4-40
Thread type d1
UNC
d2
tol. 2A
,194
Thread type d2
UNF
l1
,31
l2
,22
l3
±0.030
,12
l4 c'bore depth
C'Sink
l5
,17
Inst. c'sink hole size
+0.010|-0.000
,194
Inst. tap drill size
,161
Inst. thread tap depth
min.
,28
Inst. thread tap size
class 2B
10-32
Inst. tool ref. TR1700
.0840
Removal drill size
#29
Removal drill depth
3/32
Ready to despatch 0
Need more? Manufactured within 10 working days from order. Typical UK delivery charge: £13.50. Confirmed at checkout.
Need more? Manufactured within 10 working days from order. Typical UK delivery charge: £13.50. Confirmed at checkout.
| Units | Price/unit after discount | Applied Discount |
| 1-9 | - | 0% |
| 10-19 | - | 10% |
| 20-49 | - | 15% |
| 50-99 | - | 20% |
| 100-499 | - | 35% |
| 500-999 | - | 40% |
| 1000+ | - | 55% |
Technical & Application
Material
Inserts - A303 CRES.
Keys - 302 CRES.
Passivated. Dry film lubrication on self-locking inserts only.
Technical Notes
All dimensions in inches.
Internal threads: to SAE AS8879.
General tolerances -
+/- 0,010 unless specified.
Tap drill hole tolerances -
0,234 to 0,500 = +0,004/-0,001
0,500 and over = +0,005/-0,001
SL = Self-Locking type, deliberate deformity in thread produces self-affect once installed (see technical diagram).
Tips
Order installation tool separately, as identified by "Inst. Tool ref." in table.
Important Notes
Four locking keys on internal threads 5/16 and over. Two locking keys on internal threads smaller than 5/16.
Installation (Inst.) drill size, counter sink, thread tap and thread depth as specified in table.
Removal (Rem.) drill size and drill depth as specified in table.
Perform to standards: MIL-I-45914A
