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426816 — PISTON,VALVE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

426816: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, special_features: REXROTH CORP,PISTON MODEL A2G90 SERIES, end_item_identification: IWO JIMA CLASS LPH. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-042-6816, 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
426816
NSN: 5305-00-042-6816
NIINs: 000426816, 014375730, 015666346
FSC: 5305 — Screws
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL
special_featuresREXROTH CORP,PISTON MODEL A2G90 SERIES
end_item_identificationIWO JIMA CLASS LPH
NSN5305-00-042-6816
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 426816 · 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
•
WIDTH ACROSS FLATS: 0.187 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.750 INCHES NOMINAL IN
•
THREAD LENGTH: 0.750 INCHES NOMINAL IN
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.187 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
FASTENER LENGTH0.750 INCHES NOMINAL IN
THREAD LENGTH0.750 INCHES NOMINAL IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 2 STYLE
SUBSTITUTES & CROSS-REFERENCES 6
25704-281210-05-0Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
445-387Reference document
Same NSN cross-reference
Reference document — Secondary reference
FFS86TYPEISTYLE11Reference document
Same NSN cross-reference
Reference document — Identification reference
MS35457-35Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
207-1169P35Reference document
Same NSN cross-reference
Reference document — Secondary reference
713-801-237Reference 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 426816?
426816 is a PISTON,VALVE.
What parts can replace 426816?
There are 6 known substitutes for 426816: 25704-281210-05-0, 445-387, FFS86TYPEISTYLE11 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 426816?
426816 is cataloged in the U.S. Government catalog under NSN 5305-00-042-6816. This indicates validated use in U.S. government and defense supply chains.
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