Part Number NAS1581A5R8 Close Tolerance Screw
SKU: 5305012667800NAS1581A5R8 Close Tolerance Screw Datasheet
National aerospace standards part number NAS1581A5R8
Thread Direction:
Right-hand
Thread Length:
Between 0.476 inches and 0.526 inches
Fastener Length:
Between 0.986 inches and 1.016 inches
Head Style:
Flat countersunk
Head Diameter:
Between 0.429 inches and 0.479 inches
Grip Diameter:
Between 0.3110 inches and 0.3120 inches
Internal Drive Style:
Torque-set ribbed
Thread Diameter:
0.312 inches
Grip Length:
Between 0.490 inches and 0.500 inches
Thready Qty Per Inch (tpi):
24
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
36.0 rockwell c and 40.0 rockwell c
Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Surface Finish:
63.0 microinches bearing surface of head
Part Name Assigned By Controlling Agency:
Navy special project
Material Specification:
MIL-S-5626 military specification 1ST material response or MIL-S-5000 military specification 2ND material response or MIL-S-6049 military specification 3RD material response
Surface Treatment Specification:
QQ-P-416, type 2, class 2 federal specification single treatment response
Specification Data:
80205-NAS1581 professional/industrial association standard
Manufacturer Cage:
80205
Trade Information:
- Schedule B: 7318152000
- SITC: 69421
- End Use: Iron and steel products, other
- NAICS: 332722
- USDA: 1
Bolts and bolts and their nuts or washers exported in the same shipment
Aerospace Hardware Guarantee
Genuine Manufacturers Parts
100% Product Inspection
7 year Sales Record Retention
Fast On-Time Delivery
HAZMAT Certified
Global Shipping
Price Quote
After submitting this form you will receive a pricing and availability quote by email ASAP.Popular Parts
- HL59-8-10 Pin-rivet
- PV18-14RX-C Lug Terminal
- 5981-00020 Shackle
- 3292000F101-45 Load Cell Rod End
- 345 9149 011 Mecha Seal Replacement Parts Kit
- H57-08 Hexagon Self-locking Nut
- 8477-750603-1 Dust And Moistur Protective Plug
- 13231417-29 Scale Dial
- 9000-S6501-7421 Safety Cable
- SL105B Shaft Lock
- 10067938 Headless Straight Pin
- 239AX331 Self-drilling Screw
New Parts
- 5038T44G01 Branched Metal Tube Assembly
- RA11836 Identification Plate
- 10C128C1485 Single Leg Wire Rope Assembly
- 121-2218F3 Shim
- 311 1/4N Butt Hinge
- BN566-1032-3 Blind Rivet
- 367396PC3 Machine Thread Bushing
- 10122678 Spring Pin
- 6391063 Fitting Blank Assembly
- 817-5704-004 Coupler Seal Sleeve
- 123BM10392-501 Ball Bearing Unit
- NAS1581C4T5 Close Tolerance Screw
Specially Selected Parts
- 10862060 Headed Straight Pin
- 20898 Terminal Board
- 5167191 S Chain Hook
- 10067428 Spacing Threaded Standoff
- 97NTE048 Hexagon Self-locking Nut
- 62138A Plate Assembly
- 6290194 Shouldered Stud
- 763-5561-001 Continuous Thread Stud
- AV 099005-3L1 Solenoid Valve
- 803-7526487-B10LFOX5C-49 Valve Gland Flange
- 2510002945125 Leaf Spring
- 29541592 Valve Body