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583R891H01 — SCREW ASSEMBLY,PANEL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

583R891H01: SCREW ASSEMBLY,PANEL.

The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include head_style: PAN, head_height: 0.170 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN, thread_length: 0.295 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN, fastener_length: 0.668 INCHES MINIMUM AND 0.708 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-113-0548, 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
583R891H01
NSN: 5305-01-113-0548
FSC: 5305 — Screws
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
head_stylePAN
head_height0.170 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
thread_length0.295 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
fastener_length0.668 INCHES MINIMUM AND 0.708 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentCHROMATE STAND-OFF
nominal_thread_diameter0.164 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_accommodated_thickness0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN
NSN5305-01-113-0548
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 583R891H01 · 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: 0.170 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.668 INCHES MINIMUM AND 0.708 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
•
MATERIAL ACCOMMODATED THICKNESS: 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.295 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.170 INCHES MAXIMUM IN
FASTENER LENGTH0.668 INCHES MINIMUM AND 0.708 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF
MATERIAL ACCOMMODATED THICKNESS0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN
THREAD LENGTH0.295 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEPAN
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 1
DP79508F-C-11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 583R891H01?
583R891H01 is a SCREW ASSEMBLY,PANEL.
What parts can replace 583R891H01?
There is 1 known substitute for 583R891H01: DP79508F-C-11. Substitute compatibility should be verified for your specific system.
What is the NSN for 583R891H01?
583R891H01 is cataloged in the U.S. Government catalog under NSN 5305-01-113-0548. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.