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Technical Data Sheet
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1533-02 — Technical Data Sheet

✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

BLADE,FUNCTION BAIL,TELETYPEWRIT. Key specifications include fsc_application_data: TELETYPE AND FACSIMILE EQUIPMENT, general_characteristics_item_description: MATERIAL,STEEL; 9.500 IN. LG; 0.875 IN.

W; 0.125 IN. H; CASE HARDEN,ROC.15N 82-91 IN, Form Factor: Blade. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-00-622-6834, 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
MRO→ MRO_GENERAL→ 1533-02
NSN: 4820-00-622-6834
FSC: 4820
CAGE: 55107 — OLMSTED PRODUCTS COMPANY LLC (USA)
SPECIFICATIONS
fsc_application_dataTELETYPE AND FACSIMILE EQUIPMENT
general_characteristics_item_descriptionMATERIAL,STEEL; 9.500 IN. LG; 0.875 IN. W; 0.125 IN. H; CASE HARDEN,ROC.15N 82-91 IN
Form FactorBlade
NSN4820-00-622-6834
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1533-02 · 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
•
FLANGE DIAMETER: 2.785 INCHES NOMINAL IN
•
SHANK DIAMETER: 3.245 INCHES NOMINAL IN
•
STYLE DESIGNATOR: POPPET
•
SEAT ANGLE: 45.0 DEGREES NOMINAL
•
UNDER FLANGE HEIGHT: 0.800 INCHES NOMINAL IN
•
INSIDE DEPTH: 2.500 INCHES NOMINAL IN
•
INSIDE DIAMETER: 3.050 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER2.785 INCHES NOMINAL IN
SHANK DIAMETER3.245 INCHES NOMINAL IN
OVERALL HEIGHT3.625 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
SEAT ANGLE45.0 DEGREES NOMINAL
UNDER FLANGE HEIGHT0.800 INCHES NOMINAL IN
INSIDE DEPTH2.500 INCHES NOMINAL IN
INSIDE DIAMETER3.050 INCHES NOMINAL IN
MATERIALIRON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
15332InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SR2SSInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2095076InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C-4751InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
TP153302InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8321InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1533-02?
1533-02 is a BLADE,FUNCTION BAIL,TELETYPEWRIT. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1533-02?
There are 10 known substitutes for 1533-02: 15332, SR2SS, 2095076 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1533-02?
1533-02 is cataloged in the Federal Logistics Information System under NSN 4820-00-622-6834. 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: September 2026