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190270 — VALVE,RELIEF,PRESSURE AND TEMPER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

190270: VALVE,RELIEF,PRESSURE AND TEMPER.

VALVE,RELIEF,PRESSURE AND TEMPER. Key specifications include furnished_items: MANUAL OPERATING DEVICE, end_item_identification: 5180-01-518-7339, media_for_which_designed: AIR, opening_pressure_setting: ERR-060, first_end_connection_type: THREADED EXTERNAL PIPE, first_end_thread_series_designator: NPT. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-102-5514, 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
190270
NSN: 5305-01-102-5514
NIINs: 011025514, 016922270
FSC: 5305 — Screws
CAGE: 81381 — STEWART & STEVENSON POWER PRODUCTS LLC (USA)
SPECIFICATIONS
furnished_itemsMANUAL OPERATING DEVICE
end_connection_quantity1
end_item_identification5180-01-518-7339
media_for_which_designedAIR
opening_pressure_settingERR-060
first_end_connection_typeTHREADED EXTERNAL PIPE
first_end_thread_series_designatorNPT
part_name_assigned_by_controlling_agencyRELIEF VALVE
NSN5305-01-102-5514
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 190270 · 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
•
HEAD HEIGHT: 0.367 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
•
FASTENER LENGTH: 4.250 INCHES NOMINAL IN
•
THREAD LENGTH: 1.250 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: GM-275-M FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.367 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
FASTENER LENGTH4.250 INCHES NOMINAL IN
THREAD LENGTH1.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONGM-275-M FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
THREAD CLASS3A A
END ITEM IDENTIFICATION2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK); 2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM)
SUBSTITUTES & CROSS-REFERENCES 1
GD01007120Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 190270?
190270 is a VALVE,RELIEF,PRESSURE AND TEMPER.
What parts can replace 190270?
There is 1 known substitute for 190270: GD01007120. Substitute compatibility should be verified for your specific system.
What is the NSN for 190270?
190270 is cataloged in the U.S. Government catalog under NSN 5305-01-102-5514. This indicates validated use in U.S. government and defense supply chains.
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