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Technical Data Sheet
PartsTable / COMPONENT / 834751
834751 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The MASK,OXYGEN is a the manufacturer industrial component. Key specifications include harness: INCLUDED, material: RUBBER SILICONE CLASS Q FACEPIECE, microphone: INCLUDED, design_type: MOUTH AND NOSE, microphone_pocket: NOT INCLUDED, oxygen_system_type: PRESSURE DEMAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-954-9810, 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
834751
NSN: 5305-00-954-9810
FSC: 5305
CAGE: 19203 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV US ARMY RESEARCH, DEVELOPMENT AND ENGINEERING COMMAND ARMAMENT (USA)
SPECIFICATIONS
harnessINCLUDED
materialRUBBER SILICONE CLASS Q FACEPIECE
microphoneINCLUDED
design_typeMOUTH AND NOSE
microphone_pocketNOT INCLUDED
oxygen_system_typePRESSURE DEMAND
mask_size_designationSHORT
criticality_code_justificationBSRX
accessory_components_and_quantityVALVE 1,COMMERCIAL FLEX MOUNT 1,COMMERCIAL CONNECTOR 1,HOSE WITH STRESS CORD 1,LOWER CONNECTOR 1,CLAMP 1,CABLE GUIDE 1
NSN5305-00-954-9810
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 834751 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
•
HEAD HEIGHT: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
WIDTH ACROSS FLATS: 0.156 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
MINIMUM YIELD STRENGTH: 130000 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
HEAD HEIGHT0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
WIDTH ACROSS FLATS0.156 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MINIMUM YIELD STRENGTH130000 POUNDS PER SQUARE INCH LBS
HEAD DIAMETER0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
FFS86TYPE1STYLE2Interchangeable
interchangeable cross-reference
interchangeable
10018Interchangeable
interchangeable cross-reference
interchangeable
TYPEI1936SERIES-Interchangeable
interchangeable cross-reference
interchangeable
FFS86Interchangeable
interchangeable cross-reference
interchangeable
MS35458-35Interchangeable
interchangeable cross-reference
interchangeable
NAS608C832-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 834751?
834751 is a MASK,OXYGEN.
What parts can replace 834751?
There are 14 known substitutes for 834751: FFS86TYPE1STYLE2, 10018, TYPEI1936SERIES- and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 834751?
834751 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-954-9810. 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: July 2026