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MS51525B4S — RESISTOR,VARIABLE,NONWIRE WOUND,

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

MS51525B4S: RESISTOR,VARIABLE,NONWIRE WOUND,.

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include end_item_identification: VALVE AUTO STP .25NPS 6000PSI UNNIT BRS, criticality_code_justification: ZZZX, departure_from_cited_designator: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS, part_name_assigned_by_controlling_agency: (DRAWING) FITTING. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-834-5035, 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
MS51525B4S
NSN: 4730-00-834-5035
NIINs: 008345035, 014974175, 015437034, 015471961
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 04577 — MISSION SYSTEMS ORCHARD PARK INC (USA)
SPECIFICATIONS
end_item_identificationVALVE AUTO STP .25NPS 6000PSI UNNIT BRS
criticality_code_justificationZZZX
departure_from_cited_designatorMATERIAL CONTROLLED IAW NAVSEA 0948-LP-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
part_name_assigned_by_controlling_agency(DRAWING) FITTING
reference_number_differentiating_characteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS AND REQUIRES CLEANING, PACKING, AND MARKING IAW MIL-STD-1330
NSN4730-00-834-5035
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: MS51525B4S · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
•
NOMINAL OVERALL LENGTH: 1.234 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLEFLARED (TUBE) FIRST END
NOMINAL OVERALL LENGTH1.234 INCHES IN
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS IN
SEAT ANGLE37.0 DEGREES FIRST END
SUBSTITUTES & CROSS-REFERENCES 9
04F5XSSReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
4-4 070120SAReference document
Same NSN cross-reference
Reference document — Secondary reference
AD32418Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
MIL-DTL-18866Reference document
Same NSN cross-reference
Reference document — Identification reference
34F5XSSReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
4-4F5BX-SSReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS51525B4S?
MS51525B4S is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace MS51525B4S?
There are 9 known substitutes for MS51525B4S: 04F5XSS, 4-4 070120SA, AD32418 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS51525B4S?
MS51525B4S is cataloged in the U.S. Government catalog under NSN 4730-00-834-5035. This indicates validated use in U.S. government and defense supply chains.
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