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S1138 ✓ 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

TAPE,PRESSURE SENSITIVE ADHESIVE. Key specifications include material: STEEL CORROSION RESISTING OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, coil_quantity: 4.750, inside_diameter: 0.506 INCHES NOMINAL IN, stock_thickness: 0.028 INCHES NOMINAL IN, style_designator: CYLINDRICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-181-6522, 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
S1138
NSN: 4820-01-181-6522
FSC: 4820
CAGE: 14959 — CRANE CO DIV VALVE DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity4.750
inside_diameter0.506 INCHES NOMINAL IN
stock_thickness0.028 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length0.750 INCHES NOMINAL IN
spring_solid_length0.160 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND
spring_deflection_rate1.800 POUNDS PER INCH NOMINAL LBS
spring_free_outside_diameter0.562 INCHES NOMINAL IN
criticality_code_justificationZZZY
NSN4820-01-181-6522
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S1138 · 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
•
LARGEST OUTSIDE DIAMETER: 0.755 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A216 GR,WCB ASSN STD SINGLE MATERIAL RESPONSE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH10.000 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER0.755 INCHES NOMINAL IN
MATERIALSTEEL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216 GR,WCB ASSN STD SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
5-1138Interchangeable
interchangeable cross-reference
interchangeable
S-1138Interchangeable
interchangeable cross-reference
interchangeable
5413 1/4 IN.Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S1138?
S1138 is a TAPE,PRESSURE SENSITIVE ADHESIVE.
What parts can replace S1138?
There are 3 known substitutes for S1138: 5-1138, S-1138, 5413 1/4 IN.. Substitute compatibility should be verified for your specific system.
What is the NSN for S1138?
S1138 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-181-6522. 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