PartsTable
Technical Data Sheet
Download PDF

668443-1 — VALVE,GLOBE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

668443-1: VALVE,GLOBE.

The VALVE,GLOBE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY SEAT, bonnet_type: INSIDE SCREW, thread_class: 3B ALL ENDS, connection_type: THREADED INTERNAL BOSS ALL ENDS, offset_distance: 0.500 INCHES IN, connection_style: GASKET SEAL(BOSS) ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-855-8436, 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
668443-1
NSN: 4820-00-855-8436
FSC: 4820 — Valves, Nonpowered
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY SEAT
bonnet_typeINSIDE SCREW
thread_class3B ALL ENDS
connection_typeTHREADED INTERNAL BOSS ALL ENDS
offset_distance0.500 INCHES IN
connection_styleGASKET SEAL(BOSS) ALL ENDS
style_designatorSTRAIGHT THRU W/OFFSET
thread_directionRIGHT-HAND ALL ENDS
flow_control_deviceNEEDLE
nominal_thread_size1.063 INCHES ALL ENDS IN
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
NSN4820-00-855-8436
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 668443-1 · 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
•
FLOW CONTROL DEVICE: NEEDLE
•
CONNECTION STYLE: GASKET SEAL(BOSS) ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL BOSS ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU W/OFFSET
•
OFFSET DISTANCE: 0.500 INCHES IN
•
BONNET TYPE: INSIDE SCREW
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 1.063 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICENEEDLE
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU W/OFFSET
OFFSET DISTANCE0.500 INCHES IN
BONNET TYPEINSIDE SCREW
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE1.063 INCHES ALL ENDS IN
BONNET ATTACHMENT METHODTHREADED
THREAD CLASS3B ALL ENDS
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 2
1-1160-10Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
89807-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 668443-1?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 668443-1?
668443-1 is a VALVE,GLOBE.
What parts can replace 668443-1?
There are 2 known substitutes for 668443-1: 1-1160-10, 89807-10. Substitute compatibility should be verified for your specific system.
What is the NSN for 668443-1?
668443-1 is cataloged in the U.S. Government catalog under NSN 4820-00-855-8436. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 668443-1

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.