PartsTable
Technical Data Sheet
Download PDF

1011992-4 — PARTS KIT,SAFETY RELIEF VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1011992-4: PARTS KIT,SAFETY RELIEF VALVE.

The PARTS KIT,SAFETY RELIEF VALVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 7075 OVERALL, corner_shape: SQUARE ALL CORNERS, flange_width: 0.3330 INCHES NOMINAL IN, overall_length: 0.3950 INCHES NOMINAL IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, surface_treatment: PLASTIC POLYURETHANE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-730-5890, 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
1011992-4
NSN: 4820-00-730-5890
NIINs: 007305890, 013654971
FSC: 4820 — Valves, Nonpowered
CAGE: 77068 — ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 7075 OVERALL
corner_shapeSQUARE ALL CORNERS
flange_width0.3330 INCHES NOMINAL IN
overall_length0.3950 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
surface_treatmentPLASTIC POLYURETHANE OVERALL
body_inside_diameter0.2575 INCHES NOMINAL IN
body_outside_diameter0.5000 INCHES NOMINAL IN
flange_outside_diameter1.0000 INCHES NOMINAL IN
material_document_and_classificationQQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-C-83286 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN4820-00-730-5890
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1011992-4 · 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
•
FSC APPLICATION DATA: HYDRAULIC SYSTEM. F-104 ACFT
•
DOCUMENT TYPE: PARTS LIST
•
END ITEM SOURCE: 77068
•
DOCUMENT IDENTIFICATION: 1011992-5
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
•
END ITEM NAME: VALVE,SAFETY RELIEF
•
DOCUMENT SOURCE: 77068
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAHYDRAULIC SYSTEM. F-104 ACFT
DOCUMENT TYPEPARTS LIST
END ITEM SOURCE77068
DOCUMENT IDENTIFICATION1011992-5
COMPONENT DOCUMENT ORIGININDUSTRIAL
END ITEM NAMEVALVE,SAFETY RELIEF
DOCUMENT SOURCE77068
END ITEM IDENTIFICATION4820-151-4156
SUBSTITUTES & CROSS-REFERENCES 1
1011992-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Demilitarization required — mutilation
Ready to buy 1011992-4?
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 1011992-4?
1011992-4 is a PARTS KIT,SAFETY RELIEF VALVE.
What parts can replace 1011992-4?
There is 1 known substitute for 1011992-4: 1011992-5. Substitute compatibility should be verified for your specific system.
What is the NSN for 1011992-4?
1011992-4 is cataloged in the U.S. Government catalog under NSN 4820-00-730-5890. 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 — 1011992-4

✓ 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.