SCREW,CLOSE TOLERANCE
Price to win
From deduped DIBBS award lines (unit cost × quantity). Not a bid recommendation — observed history only.
Average unit cost
$21.32
Weighted average
$0.46
Weighted by quantity
Observed range
$0.22–$55.00
Coverage
3 awards
May 2, 1976 – May 28, 2026
Average: $21.32 · Weighted avg: $0.46 · Range: $0.22–$55.00 · Based on 3 awards, May 2, 1976–May 28, 2026.
Trend chart needs at least 4 priced awards in this window (3 available).
DIBBS award history
Distinct award lines for this NSN (deduped). Line total is unit cost × quantity.
3 distinct award lines
| Date | Manufacturer | Qty × unit | Total | Contract |
|---|---|---|---|---|
| May 28, 2026 | 147F2BUCKEYE VETERAN PARTS LLCREYNOLDSBURG, OHSAM | 11 × $55.00 | $605 | SPE4A626PS901 |
| Jan 28, 2022 | 00360APOLLO AEROSPACE COMPONENTS LLCBENSALEM, PASAM | 22 × $8.73 | $192 | SPE4A622V9988 |
| May 2, 1976 | 17446HUCK INTERNATIONAL, INCCARSON, CASAM | 3,323 × $0.22 | $731 | DSA50076PAE30 |
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 NAS1505-4
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 0.610 AND INCHES MAXIMUM 0.640 |
| GRIP DIAMETER | INCHES MINIMUM 0.3110 AND INCHES MAXIMUM 0.3120 |
| GRIP LENGTH | INCHES NOMINAL 0.250 |
| HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 40.0 |
| HEAD DIAMETER | INCHES MINIMUM 0.577 AND INCHES MAXIMUM 0.625 |
| MATERIAL | OVERALL STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 |
| MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC 1ST MATERIAL RESPONSE -IL-S-5626 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-5000 OR MIL SPEC 3RD MATERIAL RESPONSE -IL-S-8503 OR MIL SPEC 4TH MATERIAL RESPONSE -IL-S-6098 OR MIL SPEC 5TH MATERIAL RESPONSE -IL-S-6049 |
| MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 160000 |
| NOMINAL THREAD DIAMETER | INCHES 0.312 |
| SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1505 |
| SURFACE TREATMENT | OVERALL CADMIUM AND CHROMATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ-9-416 TY 2 CL 2 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | INCHES MINIMUM 0.375 |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNF |
Open buys
DIBBS · quotes by Sep 16, 2026 · UNRESTRICTED