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77964 PIECE 9 — SLIDE,DIRECTIONAL CONTROL LINEAR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

77964 PIECE 9: SLIDE,DIRECTIONAL CONTROL LINEAR.

SLIDE,DIRECTIONAL CONTROL LINEAR. Key specifications include booster: NOT INCLUDED, fuze_wrench: NOT INCLUDED, gross_weight: 87.6 SHIPPING CONTAINER POUNDS, unable_to_decode: UNABLE TO DECODE, fuze_model_number: MK 74 MOD 1, unit_package_type: CAN, METAL, SCREW TOP. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-154-8079, 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
77964 PIECE 9
NSN: 4820-01-154-8079
FSC: 4820 — Valves, Nonpowered
CAGE: 09790 — EATON AEROSPACE LLC DBA STERER ENGINEERING DIV VALVE & ACTUATOR (USA)
SPECIFICATIONS
boosterNOT INCLUDED
fuze_wrenchNOT INCLUDED
gross_weight87.6 SHIPPING CONTAINER POUNDS
unable_to_decodeUNABLE TO DECODE
fuze_model_numberMK 74 MOD 1
unit_package_typeCAN, METAL, SCREW TOP
unit_package_quantity1
self-destroying_featureNOT INCLUDED
auxiliary_detonating_fuzeINCLUDED
auxiliary_detonating_fuze_model_numberMK 44 MOD 1
NSN4820-01-154-8079
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 77964 PIECE 9 · 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
SUBSTITUTES & CROSS-REFERENCES 2
77964Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
77959-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 77964 PIECE 9?
77964 PIECE 9 is a SLIDE,DIRECTIONAL CONTROL LINEAR.
What parts can replace 77964 PIECE 9?
There are 2 known substitutes for 77964 PIECE 9: 77964, 77959-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 77964 PIECE 9?
77964 PIECE 9 is cataloged in the U.S. Government catalog under NSN 4820-01-154-8079. This indicates validated use in U.S. government and defense supply chains.
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