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Technical Data Sheet
PartsTable / COMPONENT / B12-2074P-05TSL1
B12-2074P-05TSL1 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

VALVE,RELIEF,PRESSURE AND TEMPER. Key specifications include end_item_identification: VALVE,GLOBE PRSSURE SEAL 4.00IN IN, criticality_code_justification: ZZZY, part_name_assigned_by_controlling_agency: VALVE GLOBE 4.00IPS, reference_number_differentiating_characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-545-2266, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
B12-2074P-05TSL1
NSN: 4820-01-545-2266
FSC: 4820
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
end_item_identificationVALVE,GLOBE PRSSURE SEAL 4.00IN IN
criticality_code_justificationZZZY
part_name_assigned_by_controlling_agencyVALVE GLOBE 4.00IPS
reference_number_differentiating_characteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
NSN4820-01-545-2266
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B12-2074P-05TSL1 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATIONVALVE,GLOBE PRSSURE SEAL 4.00IN IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
7850-013Interchangeable
interchangeable cross-reference
interchangeable
A12-7945-056-209Interchangeable
interchangeable cross-reference
interchangeable
7850-013 ITEM 50DInterchangeable
interchangeable cross-reference
interchangeable
A12-7945-053-178Interchangeable
interchangeable cross-reference
interchangeable
7850-013 ITEM 48BInterchangeable
interchangeable cross-reference
interchangeable
B18.2.2 TABLE 3 5/8-11UNC-2BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B12-2074P-05TSL1?
B12-2074P-05TSL1 is a VALVE,RELIEF,PRESSURE AND TEMPER.
What parts can replace B12-2074P-05TSL1?
There are 28 known substitutes for B12-2074P-05TSL1: 7850-013, A12-7945-056-209, 7850-013 ITEM 50D and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B12-2074P-05TSL1?
B12-2074P-05TSL1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-545-2266. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026