SCREW,SHOULDER
Price to win
From deduped DIBBS award lines (unit cost × quantity). Not a bid recommendation — observed history only.
Average unit cost
$116.61
Weighted average
$69.87
Weighted by quantity
Observed range
$29.00–$186
Coverage
8 awards
Nov 9, 2012 – Mar 27, 2026
Average: $116.61 · Weighted avg: $69.87 · Range: $29.00–$185.65 · Based on 8 awards, Nov 9, 2012–Mar 27, 2026.
Unit cost by award date · 8 priced lines
DIBBS award history
Distinct award lines for this NSN (deduped). Line total is unit cost × quantity.
8 distinct award lines
| Date | Manufacturer | Qty × unit | Total | Contract |
|---|---|---|---|---|
| Mar 27, 2026 | 5N116QUALITY SOCKET SCREW MANUFACTURINGENGLEWOOD, FLSAM | 1 × $185.65 | $186 | SPE4A626V024N |
| Sep 17, 2018 | 5N116QUALITY SOCKET SCREW MANUFACTURINGENGLEWOOD, FLSAM | 2 × $140.00 | $280 | SPE5E218V056A |
| Feb 6, 2017 | 3G1W3BOEING DISTRIBUTION SERVICES DEFENSEO FALLON, MOSAM | 3 × $142.00 | $426 | SPE5E217V4340P00001 |
| Jan 26, 2017 | 61KM5JIT INDUSTRIES, INC.MADISON, ALSAM | 3 × $29.00 | $87 | SPE5E217V3796 |
| May 24, 2016 | 5N116QUALITY SOCKET SCREW MANUFACTURINGENGLEWOOD, FLSAM | 20 × $35.50 | $710 | SPE5E216V6527 |
| Dec 17, 2015 | 5N116QUALITY SOCKET SCREW MANUFACTURINGENGLEWOOD, FLSAM | 8 × $75.75 | $606 | SPE5E016V0850 |
| Apr 27, 2015 | 3G1W3BOEING DISTRIBUTION SERVICES DEFENSEO FALLON, MOSAM | 1 × $150.00 | $150 | SPE5E115M0157 |
| Nov 9, 2012 | 5N116QUALITY SOCKET SCREW MANUFACTURINGENGLEWOOD, FLSAM | 2 × $175.00 | $350 | SPM5E213MQA25 |
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 MS51975-34
PN MS51975-34
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| FASTENER LENGTH | INCHES MINIMUM 2.850 AND INCHES MAXIMUM 2.870 |
| HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 32.0 AND ROCKWELL C MAXIMUM 43.0 |
| HEAD DIAMETER | INCHES MINIMUM 0.729 AND INCHES MAXIMUM 0.750 |
| HEAD HEIGHT | INCHES MINIMUM 0.302 AND INCHES MAXIMUM 0.312 |
| MATERIAL | OVERALL STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 |
| MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 140000 |
| NOMINAL THREAD DIAMETER | INCHES 0.375 |
| SHOULDER DIAMETER | FIRST SHOULDER INCHES MINIMUM 0.496 AND INCHES MAXIMUM 0.498 |
| SHOULDER LENGTH | FIRST SHOULDER INCHES MINIMUM 2.245 AND INCHES MAXIMUM 2.255 |
| SHOULDER SHAPE | FIRST SHOULDER ROUND |
| SURFACE TREATMENT | OVERALL CADMIUM AND CHROMATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC ALL TREATMENT RESPONSES QQ--416,TY 2,CL 3 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | INCHES MINIMUM 0.595 AND INCHES MAXIMUM 0.625 |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | INCHES NOMINAL 0.250 |
Open buys
DIBBS · quotes by Sep 16, 2026 · UNRESTRICTED