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255710 — INDICATOR,VALVE OPENING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

255710: INDICATOR,VALVE OPENING.

The INDICATOR,VALVE OPENING is a the manufacturer industrial component. Key specifications include special_features: VISUAL INDICATOR ASSEMBLY FOR A 3" GLOBE VALVE; INDICATES OPEN/CLOSE POSITIONS, end_item_identification: VALVE, GLOBE 3IN IN, part_name_assigned_by_controlling_agency: VALVE POSITION INDICATOR. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-207-5190, 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
255710
NSN: 5306-00-207-5190
NIINs: 002075190, 015469816
FSC: 5306 — Bolts
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
special_featuresVISUAL INDICATOR ASSEMBLY FOR A 3" GLOBE VALVE; INDICATES OPEN/CLOSE POSITIONS
end_item_identificationVALVE, GLOBE 3IN IN
part_name_assigned_by_controlling_agencyVALVE POSITION INDICATOR
NSN5306-00-207-5190
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 255710 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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EXTENDED WASHER THICKNESS: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
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HEAD HEIGHT: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
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FASTENER LENGTH: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
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SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
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EXTENDED WASHER DIAMETER: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
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PRECIOUS MATERIAL: SILVER
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THREAD LENGTH: 0.438 INCHES MINIMUM IN
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HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
HEAD HEIGHT0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
FASTENER LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
PRECIOUS MATERIALSILVER
THREAD LENGTH0.438 INCHES MINIMUM IN
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HOLE CONFIGURATION STYLEDOUBLE HEXAGON LONGITUDINAL HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 255710?
255710 is a INDICATOR,VALVE OPENING.
What is the NSN for 255710?
255710 is cataloged in the U.S. Government catalog under NSN 5306-00-207-5190. This indicates validated use in U.S. government and defense supply chains.
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