WASHER,KEY
Price to win
From deduped DIBBS award lines (unit cost × quantity). Not a bid recommendation — observed history only.
Average unit cost
$23.25
Weighted average
$3.60
Weighted by quantity
Observed range
$2.25–$44.25
Coverage
2 awards
Oct 20, 1997 – Apr 26, 2018
Average: $23.25 · Weighted avg: $3.60 · Range: $2.25–$44.25 · Based on 2 awards, Oct 20, 1997–Apr 26, 2018.
Trend chart needs at least 4 priced awards in this window (2 available).
DIBBS award history
Distinct award lines for this NSN (deduped). Line total is unit cost × quantity.
2 distinct award lines
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 4M102-6
PN 2018-29
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| EXTERNAL PREBENT KEY LENGTH | INCHES NOMINAL 0.060 |
| HARDNESS RATING | ROCKWELL B MINIMUM 57.0 AND ROCKWELL B MAXIMUM 77.0 |
| HOLE DIAMETER | INCHES MINIMUM 0.375 AND INCHES MAXIMUM 0.380 |
| INTERNAL PREBENT KEY WIDTH | INCHES NOMINAL 0.065 |
| MATERIAL | OVERALL COPPER ALLOY |
| MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-B-613,FOR- SHEET,1 TO 2 HARD |
| MATERIAL THICKNESS | INCHES NOMINAL 0.032 |
| OUTSIDE DIAMETER | INCHES NOMINAL 0.625 |
| SURFACE TREATMENT | OVERALL NICKEL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ-N-290,CLASS 2 |
Open buys
DIBBS · quotes by Sep 28, 2026 · UNRESTRICTED