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L5871061-003 — RETAINER,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

L5871061-003: RETAINER,VALVE.

The RETAINER,VALVE is a the manufacturer industrial component. Key specifications include end_item_identification: B-1B. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-166-4151, 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
L5871061-003
NSN: 4820-01-166-4151
FSC: 4820 — Valves, Nonpowered
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
end_item_identificationB-1B
NSN4820-01-166-4151
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: L5871061-003 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY PER QQ-A-200/3 2024-T8511; 0.906 IN. LG,0.9375-20 UNJEF-3A THREADS ONE END 0.375 IN. LG,UNTHREADED OD 0.797 IN. MIN 0.798 IN. MAX WITH 0.245 IN. MIN 0.255 IN. MAX WIDE GROOVE TO DEPTH 0.620 IN. MIN 0.622 IN. MAX OD,HEX OPENING AT THREADED END 0.562 IN. ACROSS FLATS X 0.270 IN. DEEP,0.250 IN. X 0.480 IN. DEEP BORE,0.510 IN. MIN 0.520 IN. MAX X 0.290 IN. DEEP COUNTERBORE AT END OPPOSITE THREADS A
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY PER QQ-A-200/3 2024-T8511; 0.906 IN. LG,0.9375-20 UNJEF-3A THREADS ONE END 0.375 IN. LG,UNTHREADED OD 0.797 IN. MIN 0.798 IN. MAX WITH 0.245 IN. MIN 0.255 IN. MAX WIDE GROOVE TO DEPTH 0.620 IN. MIN 0.622 IN. MAX OD,HEX OPENING AT THREADED END 0.562 IN. ACROSS FLATS X 0.270 IN. DEEP,0.250 IN. X 0.480 IN. DEEP BORE,0.510 IN. MIN 0.520 IN. MAX X 0.290 IN. DEEP COUNTERBORE AT END OPPOSITE THREADS A
END ITEM IDENTIFICATIONB-1B
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L5871061-003?
L5871061-003 is a RETAINER,VALVE.
What is the NSN for L5871061-003?
L5871061-003 is cataloged in the U.S. Government catalog under NSN 4820-01-166-4151. This indicates validated use in U.S. government and defense supply chains.
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