SCREW,CLOSE TOLERANCE
Price to win
From deduped DIBBS award lines (unit cost × quantity). Not a bid recommendation — observed history only.
Average unit cost
$15.40
Weighted average
$13.85
Weighted by quantity
Observed range
$6.21–$34.85
Coverage
12 awards
Aug 13, 1999 – Aug 12, 2025
Average: $15.40 · Weighted avg: $13.85 · Range: $6.21–$34.85 · Based on 12 awards, Aug 13, 1999–Aug 12, 2025.
Unit cost by award date · 12 priced lines
DIBBS award history
Distinct award lines for this NSN (deduped). Line total is unit cost × quantity.
12 distinct award lines
| Date | Manufacturer | Qty × unit | Total | Contract |
|---|---|---|---|---|
| Aug 12, 2025 | 1V0G6ADEPT FASTENERS INCVALENCIA, CASAM | 118 × $34.85 | $4,112 | SPE4A625PYK78 |
| May 8, 2023 | 1V0G6ADEPT FASTENERS INCVALENCIA, CASAM | 50 × $24.65 | $1,233 | SPE4A623PM455 |
| Sep 12, 2022 | 1V0G6ADEPT FASTENERS INCVALENCIA, CASAM | 137 × $14.70 | $2,014 | SPE4A622PX514P00002 |
| Feb 1, 2018 | 7R2X1OZBELLI, PELINHUNTINGTON BEACH, CASAM | 201 × $9.50 | $1,910 | SPE5E218V3793 |
| Oct 26, 2017 | 7R2X1OZBELLI, PELINHUNTINGTON BEACH, CASAM | 27 × $11.37 | $307 | SPE5E218V0788 |
| Jun 15, 2017 | 513V0US MILPACK & MANUFACTURING CORPBROOKLYN, NYSAM | 11 × $18.00 | $198 | SPE5E217V8243 |
| Apr 24, 2017 | 7R2X1OZBELLI, PELINHUNTINGTON BEACH, CASAM | 11 × $18.50 | $204 | SPE5E217V6641 |
| Dec 5, 2016 | 5YBK9HD AERO SUPPORT, INC.BOYNTON BEACH, FLSAM | 44 × $11.37 | $500 | SPETA617P0347 |
| Feb 19, 2015 | 3FGA1FALCON AEROSPACE, INC.FOUNTAIN VALLEY, CASAM | 70 × $9.75 | $683 | SPE5E215V3732 |
| Feb 17, 2008 | 0V175LRT, INC.LAKE STEVENS, WASAM | 284 × $6.21 | $1,764 | SPM5A608M1159 |
| Feb 10, 2008 | 1RDZ1BE AEROSPACE CONSUMABLES MANAGEMENTTEMPE, AZSAM | 109 × $9.09 | $990 | SPM5A808MM221 |
| Aug 13, 1999 | 5R386T.P.S. AVIATION INCHAYWARD, CASAM | 263 × $16.85 | $4,432 | SP054099MKC07 |
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 BACB30EL4C8
PN BACB30EL4-8, BACB30EL4C8
PN BACB30EL4-8, BACB30EL4C8
PN BACB30EL4-8, BACB30EL4C8
PN BACB30EL4-8
PN BACB30EL4-8, BACB30EL4C8
PN BACB30EL4-8
PN BACB30EL4-8
PN BACB30EL4C8
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 0.801 AND INCHES MAXIMUM 0.831 |
| GRIP DIAMETER | INCHES MINIMUM 0.2485 AND INCHES MAXIMUM 0.2495 |
| GRIP LENGTH | INCHES MINIMUM 0.490 AND INCHES MAXIMUM 0.510 |
| HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 40.0 |
| HEAD DIAMETER | INCHES MINIMUM 0.350 AND INCHES MAXIMUM 0.399 |
| MATERIAL | OVERALL STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OR STEEL COMP 4130 |
| MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 160000 |
| NOMINAL THREAD DIAMETER | INCHES 0.250 |
| SURFACE FINISH | BEARING SURFACE OF HEAD MICROINCHES 32.0 |
| SURFACE TREATMENT | OVERALL CADMIUM AND CHROMATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 3 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | INCHES MINIMUM 0.291 AND INCHES MAXIMUM 0.341 |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNF |
Open buys
DIBBS · quotes by Sep 30, 2026 · UNRESTRICTED