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NUT,PLAIN,ASSEMBLED WASHER

5310-01-407-4989NIIN 014074989USAEA · activeDEMIL ASOS SMSCatalog $76
FSC5310Nuts and Washers
Suppliers
2
DIBBS awards
20
Total value
$53,873
Last award
Jul 29, 2026

Price to win

From deduped DIBBS award lines (unit cost × quantity). Not a bid recommendation — observed history only.

Average unit cost

$71.73

Weighted average

$82.63

Weighted by quantity

Observed range

$70.29–$99.02

Coverage

20 awards

Aug 21, 2017 – Jul 29, 2026

Average: $71.73 · Weighted avg: $82.63 · Range: $70.29–$99.02 · Based on 20 awards, Aug 21, 2017–Jul 29, 2026.

Unit cost by award date · 20 priced lines

Aug 21, 2017Jul 29, 2026

DIBBS award history

Distinct award lines for this NSN (deduped). Line total is unit cost × quantity.

20 distinct award lines

DateManufacturerQty × unitTotalContract
Jul 29, 202678286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM280 × $99.02$27,726SPE4A626F274Y
Oct 11, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM2 × $70.29$141SPE4A518F2551
Oct 11, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM28 × $70.29$1,968SPE4A518F2361
Oct 11, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM2 × $70.29$141SPE4A518F2345
Oct 4, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM3 × $70.29$211SPE4A518F1338
Sep 28, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM9 × $70.29$633SPE4A515D001809EF
Sep 27, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM30 × $70.29$2,109SPE4A515D001808YX
Sep 26, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM1 × $70.29$70SPE4A515D001808VH
Sep 26, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM1 × $70.29$70SPE4A515D001808VG
Sep 21, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM5 × $70.29$351SPE4A515D001808HY
Sep 20, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM11 × $70.29$773SPE4A515D001808BV
Sep 18, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM24 × $70.29$1,687SPE4A515D001807TC
Sep 12, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM19 × $70.29$1,336SPE4A515D001806QW
Aug 30, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM12 × $70.29$843SPE4A515D001804MR
Aug 29, 201778286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM140 × $70.29$9,841SPE4A515D001804GG

Manufacturers who have won this NSN

Distinct CAGEs with a confirmed DIBBS award line for this part — each opens the manufacturer page.

78286SIKORSKY AIRCRAFT CORPORATIONSTRATFORD, CTSAM

Also MCRL-listed · PN SS5092-12CW

Approved manufacturers

Qualified to supply per MCRL — no confirmed DIBBS award on record for this NSN. Each CAGE opens the manufacturer page.

16258SPACE-LOK, INC.GARDENA, CASAM

PN SS5092-12CW

Characteristics

FLIS item characteristics from PUB LOG identification.

CharacteristicValue
COUNTERBORE DIAMETERWASHER INCHES MINIMUM 0.905 AND INCHES MAXIMUM 0.915
MATERIALWASHER STEEL CORROSION RESISTING
MATERIAL DOCUMENT AND CLASSIFICATIONWASHER MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-5059 OR ASSN STD SINGLE MATERIAL RESPONSE A-S 5510
NOMINAL THREAD SIZEINCHES 0.750
NUT COUNTERBORE DEPTHWASHER INCHES MINIMUM 0.430 AND INCHES MAXIMUM 0.450
OVERALL HEIGHTINCHES MINIMUM 0.911 AND INCHES MAXIMUM 0.951
PRECIOUS MATERIALSILVER
PRECIOUS MATERIAL AND LOCATIONSILVER NUT SURFACES
SURFACE TREATMENTWASHER ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONWASHER MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH16
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
WASHER OUTSIDE DIAMETERINCHES MINIMUM 1.253 AND INCHES MAXIMUM 1.283
WIDTH ACROSS FLATSINCHES MINIMUM 1.052 AND INCHES MAXIMUM 1.064

Open buys

SPE4A526T471S

DIBBS · quotes by Oct 1, 2026 · TOTAL SMALL BUSINESS