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COCK,POPPET DRAIN

4820-00-821-8021NIIN 008218021InternationalEA · inactiveDEMIL ASOS SMSCatalog $481
FSC4820Valves, Nonpowered
Suppliers
12
DIBBS awards
9
Total value
$25,204
Last award
Jun 9, 2026

Price to win

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

Average unit cost

$205.84

Weighted average

$254.59

Weighted by quantity

Observed range

$118–$345

Coverage

9 awards

Feb 4, 2005 – Jun 9, 2026

Average: $205.84 · Weighted avg: $254.59 · Range: $118.36$344.66 · Based on 9 awards, Feb 4, 2005Jun 9, 2026.

Unit cost by award date · 9 priced lines

Feb 4, 2005Jun 9, 2026

DIBBS award history

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

9 distinct award lines

DateManufacturerQty × unitTotalContract
Jun 9, 20265YT78DAVINCI AIRCRAFT, INC.VAN NUYS, CASAM3 × $250.00$750SPE7M126P7474
Aug 28, 201891511AUTO-VALVE, INCDAYTON, OHSAM30 × $344.66$10,340SPE7M318P4441
Jun 6, 201791511AUTO-VALVE, INCDAYTON, OHSAM25 × $343.00$8,575SPE7M317P3230
Feb 3, 20154BJ65ECI DEFENSE GROUP, INC.LAWRENCEVILLE, GASAM5 × $139.23$696SPE7M915M1507
Oct 22, 20144BJ65ECI DEFENSE GROUP, INC.LAWRENCEVILLE, GASAM10 × $132.60$1,326SPE7M915V0801
Feb 5, 20143SDB5ECI DEFENSE GROUP, INC.LYLES, TNSAM5 × $132.60$663SPE7M914V4118
Oct 31, 20113SDB5ECI DEFENSE GROUP, INC.LYLES, TNSAM10 × $118.36$1,184SPM7M212M0604
Jan 19, 201191511AUTO-VALVE, INCDAYTON, OHSAM10 × $142.09$1,421SPM7M111M0887
Feb 4, 200591511AUTO-VALVE, INCDAYTON, OHSAM1 × $250.00$250SP076005V3368

Manufacturers who have won this NSN

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

91511AUTO-VALVE, INCDAYTON, OHSAM

Also MCRL-listed · PN 475C59NW, 475C59W, AV475C59NW

Approved manufacturers

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

04939LOCKHEED MARTIN CORPORATIONORLANDO, FLSAM

PN 10607887-1

09445DUKE'S AEROSPACE, INC.PAINESVILLE, OHSAM

PN 301-00F59

18876US ARMY AVIATION AND MISSILE COMMANDREDSTONE CENTRAL, ALSAM

PN 10003196, 10607887-1

1WL60LOCKHEED MARTIN SERVICES, LLCGREENVILLE, SCSAM

PN 633691-4

38597LOCKHEED MARTIN CORPORATIONMIDDLE RIVER, MDSAM

PN 10607887-1, 57A1-2

80049DEPARTMENT OF THE AIR FORCEWASHINGTON, DCSAM

PN 49F9798-59

92003PARKER HANNIFIN CORPORATION DIVIRVINE, CASAM

PN 08101-2, 08101-6AF, 8101-2

98897LOCKHEED MARTIN CORPMARIETTA, GASAM

PN 633691-4

Characteristics

FLIS item characteristics from PUB LOG identification.

CharacteristicValue
CONNECTION TYPESECOND END THREADED INTERNAL BOSS
FLOW CONTROL DEVICEPOPPET
MATERIALBODY ALUMINUM ALLOY
MAXIMUM OPERATING TEMPSINGLE RESPONSE FAHRENHEIT 160.0
NOMINAL THREAD SIZEFIRST END INCHES 0.562
OPERATING PRESSURESINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 60.0
SEAT ANGLEFIRST END DEGREES 37.0
SURFACE TREATMENTANODIZE
THREAD CLASS3A
THREAD DIRECTIONSECOND END RIGHT-HAND
THREAD SERIES DESIGNATORSECOND END UNIFIED NATIONAL JOINT FINE (UNJF)
VALVE OPERATION METHODMANUAL

Open buys

SPE7M426T393C

DIBBS · quotes by Sep 21, 2026 · UNRESTRICTED