SCREW,CLOSE TOLERANCE
Price to win
From deduped DIBBS award lines (unit cost × quantity). Not a bid recommendation — observed history only.
Average unit cost
$1.59
Weighted average
$1.64
Weighted by quantity
Observed range
$1.19–$3.39
Coverage
20 awards
Jul 29, 2015 – Oct 23, 2025
Average: $1.59 · Weighted avg: $1.64 · Range: $1.19–$3.39 · Based on 20 awards, Jul 29, 2015–Oct 23, 2025.
Unit cost by award date · 20 priced lines
DIBBS award history
Distinct award lines for this NSN (deduped). Line total is unit cost × quantity.
20 distinct award lines
| Date | Manufacturer | Qty × unit | Total | Contract |
|---|---|---|---|---|
| Oct 23, 2025 | 01UA8ARIZONA AERO FASTENERS, INCMOORPARK, CASAM | 2,756 × $3.39 | $9,343 | SPE4A626V1617 |
| Mar 27, 2025 | 2N935BOEING DISTRIBUTION SERVICES X, INC.HIALEAH, FLSAM | 873 × $3.13 | $2,732 | SPE4A625V083S |
| Nov 7, 2024 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 564 × $3.15 | $1,777 | SPE4A625P4510 |
| Feb 26, 2024 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 950 × $1.48 | $1,406 | SPE4A624PF786 |
| Aug 13, 2021 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 176 × $1.45 | $255 | SPE4A621F424B |
| Jul 15, 2021 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 556 × $1.45 | $806 | SPE4A621F310E |
| Dec 18, 2020 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 333 × $1.39 | $463 | SPE4A621F4712 |
| Jun 18, 2020 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 146 × $1.39 | $203 | SPE4A620F170Q |
| May 14, 2020 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 510 × $1.39 | $709 | SPE4A620F106F |
| Mar 19, 2020 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 552 × $1.19 | $657 | SPE5EY20F8005 |
| Feb 13, 2020 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 528 × $1.19 | $628 | SPE5EY20F7254 |
| Dec 17, 2019 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 192 × $1.19 | $228 | SPE5EY20F4296 |
| Nov 17, 2019 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 250 × $1.19 | $298 | SPE5EY20F2528 |
| Oct 18, 2019 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 500 × $1.19 | $595 | SPE5EY20F0602 |
| Sep 13, 2019 | 6W912MEG TECHNOLOGIES, INC.HUNTINGTON BEACH, CASAM | 1,168 × $1.19 | $1,390 | SPE5EY19F341Q |
Manufacturers who have won this NSN
Distinct CAGEs with a confirmed DIBBS award line for this part — each opens the manufacturer page.
Approved manufacturers
Qualified to supply per MCRL — no confirmed DIBBS award on record for this NSN. Each CAGE opens the manufacturer page.
PN NAS1581K4T6, NAS1581V4T6
PN 5305PL0783875
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| COUNTERSINK ANGLE | DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0 |
| FASTENER LENGTH | INCHES MINIMUM 0.763 AND INCHES MAXIMUM 0.793 |
| GRIP DIAMETER | INCHES MINIMUM 0.2490 AND INCHES MAXIMUM 0.2495 |
| GRIP LENGTH | INCHES MINIMUM 0.365 AND INCHES MAXIMUM 0.385 |
| HEAD DIAMETER | INCHES MINIMUM 0.3504 AND INCHES MAXIMUM 0.3988 |
| MATERIAL | OVERALL TITANIUM ALLOY UNS R54520 |
| MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE NAS 621 |
| MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 160000 |
| NOMINAL THREAD DIAMETER | INCHES 0.250 |
| SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1581 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | INCHES MINIMUM 0.378 AND INCHES MAXIMUM 0.428 |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
Open buys
DIBBS · quotes by Sep 29, 2026 · UNRESTRICTED
